B&R Industries X20 System User manual

X20 system
User's Manual
Version: 3.10 (May 2015)
Model no.: MAX20-ENG
All information contained in this manual is current as of its creation/publication. B&R reserves the right to change
the contents of this manual without notice. The information contained herein is believed to be accurate as of
the date of publication; however, Bernecker + Rainer Industrie-Elektronik Ges.m.b.H. makes no warranty, ex-
pressed or implied, with regard to the products or documentation contained within this manual. In addition,
Bernecker + Rainer Industrie-Elektronik Ges.m.b.H. shall not be liable for any incidental or consequential damages
in connection with or arising from the furnishing, performance or use of the product(s) in this documentation. Soft-
ware names, hardware names and trademarks are registered by their respective companies.

Table of contents
X20 system User's Manual 3.10 3
1 General information................................................................................................ 50
1.1 Manual history...............................................................................................................................................50
1.2 Safety notices................................................................................................................................................52
1.2.1 Introduction.............................................................................................................................................. 52
1.2.2 Intended use............................................................................................................................................52
1.2.3 Protection against electrostatic discharge...............................................................................................53
1.2.3.1 Packaging...........................................................................................................................................53
1.2.3.2 Guidelines for proper ESD handling..................................................................................................53
1.2.4 Transport and storage.............................................................................................................................54
1.2.5 Installation................................................................................................................................................54
1.2.5.1 Inserting and removing I/O modules while the controller is running..................................................54
1.2.6 Operation................................................................................................................................................. 55
1.2.6.1 Protection against touching electrical parts.......................................................................................55
1.2.7 Environmentally friendly disposal............................................................................................................ 55
1.2.7.1 Separation of materials......................................................................................................................55
1.2.8 Organization of safety notices.................................................................................................................55
1.3 Terminology...................................................................................................................................................56
2 System features...................................................................................................... 57
2.1 Setting the standards in automation.............................................................................................................57
2.1.1 More than just I/O................................................................................................................................... 57
2.1.2 3 x 1 = 1..................................................................................................................................................58
2.2 Optimized design.......................................................................................................................................... 59
2.3 Remote backplane........................................................................................................................................ 60
2.4 X20 CPUs..................................................................................................................................................... 61
2.4.1 General information................................................................................................................................. 61
2.4.2 Remote backplane...................................................................................................................................61
2.4.3 B&R Automation Studio...........................................................................................................................62
2.4.4 PC-based technology.............................................................................................................................. 62
2.4.5 Suitable for industrial use........................................................................................................................62
2.5 X20 Compact CPUs......................................................................................................................................63
2.5.1 General information................................................................................................................................. 63
2.5.2 Product range.......................................................................................................................................... 63
2.6 X20 Fieldbus CPUs...................................................................................................................................... 64
2.6.1 General information................................................................................................................................. 64
2.6.2 Product range.......................................................................................................................................... 64
2.6.3 Programming........................................................................................................................................... 64
2.7 For all fieldbuses, integration through standardization.................................................................................65
2.8 Complete system.......................................................................................................................................... 66
2.8.1 IP67 - then X67.......................................................................................................................................66
2.8.2 Integrated valve terminal control.............................................................................................................66
2.9 Easy wiring....................................................................................................................................................67
2.9.1 Install the wires, plug it in, and it's ready to go...................................................................................... 67
2.10 Sophisticated mechanics............................................................................................................................ 68
2.11 Diagnostics.................................................................................................................................................. 69
2.11.1 re LEDs.................................................................................................................................................. 70
2.12 Embedded parameter chip..........................................................................................................................71
2.13 Space for options........................................................................................................................................71
2.14 Flexibility for options................................................................................................................................... 71
2.15 Configurable X2X Link address.................................................................................................................. 72
2.16 Universal 1, 2, 3-wire connections............................................................................................................. 73
2.17 Coated X20 system.................................................................................................................................... 74
2.18 Redundancy................................................................................................................................................ 74
2.19 reACTION technology................................................................................................................................. 74
2.20 X20 system configuration........................................................................................................................... 75
2.20.1 Fieldbus connection...............................................................................................................................76
2.20.2 Connection to X2X Link backplane.......................................................................................................77

Table of contents
4 X20 system User's Manual 3.10
3 Mechanical and electrical configuration...............................................................78
3.1 Dimensions....................................................................................................................................................78
3.1.1 X20 CPUs with one slot for interface modules....................................................................................... 78
3.1.2 X20 CPUs with three slots for interface modules................................................................................... 78
3.1.3 Compact CPUs and bus controllers........................................................................................................79
3.1.4 Fieldbus CPUs and expandable bus controller.......................................................................................79
3.1.4.1 With an additional slot....................................................................................................................... 79
3.1.4.2 With two additional slots....................................................................................................................79
3.1.5 I/O modules............................................................................................................................................. 80
3.1.6 CAD support............................................................................................................................................ 80
3.2 Design support..............................................................................................................................................81
3.2.1 Macros for ECAD systems......................................................................................................................81
3.2.2 Printing support....................................................................................................................................... 81
3.3 Installation..................................................................................................................................................... 82
3.3.1 Horizontal installation...............................................................................................................................82
3.3.2 Vertical installation...................................................................................................................................83
3.4 Wiring............................................................................................................................................................ 84
3.5 Stress relief using cable ties........................................................................................................................ 84
3.6 Shielding........................................................................................................................................................85
3.6.1 Direct shielding connection..................................................................................................................... 85
3.6.2 X20 cable shield clamp........................................................................................................................... 86
3.6.3 X20 shielding bracket..............................................................................................................................87
3.6.4 Shielding via top-hat rail or bus bar........................................................................................................88
3.7 Wiring guidelines for X20 modules with an Ethernet cable..........................................................................89
3.8 The supply concept.......................................................................................................................................90
3.8.1 Bus module rack replacement.................................................................................................................90
3.9 X20 system infrastructure............................................................................................................................. 91
3.10 Bus supply...................................................................................................................................................91
3.11 Potential groups.......................................................................................................................................... 91
3.12 Output modules with supply....................................................................................................................... 92
3.13 Bus receiver with supply.............................................................................................................................92
3.14 Supply module for internal I/O supply........................................................................................................ 92
3.15 Power supply module for internal I/O supply and bus supply.................................................................... 92
3.16 Bus transmitter with supply.........................................................................................................................92
3.17 Internal I/O supply failure (ModuleOk)........................................................................................................92
3.18 X20 system power supply...........................................................................................................................92
3.19 X20 system protection................................................................................................................................ 93
3.19.1 Potential groups.....................................................................................................................................93
3.19.2 Supply via bus transmitter.....................................................................................................................93
3.20 X2X Link supply.......................................................................................................................................... 94
3.20.1 Extended and redundant X2X Link supply............................................................................................94
3.20.2 Example for extended X2X Link supply................................................................................................94
3.20.3 Example for redundant X2X Link supply...............................................................................................95
3.21 Safe cutoff................................................................................................................................................... 96
3.21.1 General information............................................................................................................................... 96
3.21.2 Scope of application / Standards referenced........................................................................................96
3.21.3 Intended use..........................................................................................................................................96
3.21.4 Qualified personnel................................................................................................................................96
3.21.5 Application in the X20 system...............................................................................................................97
3.21.5.1 Suitable modules..............................................................................................................................97
3.21.6 General notices..................................................................................................................................... 98
3.21.6.1 Installation notes.............................................................................................................................. 98
3.21.6.2 Timing...............................................................................................................................................98
3.21.6.3 Potential group structure..................................................................................................................99
3.21.6.4 Circuit examples...............................................................................................................................99
3.21.6.5 Wiring notices.................................................................................................................................101
3.21.7 Safety guidelines................................................................................................................................. 102

Table of contents
X20 system User's Manual 3.10 5
3.22 Combining X2X Link systems...................................................................................................................103
3.22.1 General information............................................................................................................................. 103
3.22.2 Connection overviews..........................................................................................................................103
3.22.2.1 Combining X20, X67 and compact I/O system............................................................................. 103
3.22.2.2 Combining X20, X67 and valve terminal connections................................................................... 103
3.22.3 Connection examples.......................................................................................................................... 104
3.22.3.1 X20 system.................................................................................................................................... 104
3.22.3.2 Compact I/O system...................................................................................................................... 104
3.22.3.3 Valve connection............................................................................................................................ 105
3.23 Calculating the power requirements......................................................................................................... 106
3.23.1 Example 1............................................................................................................................................107
3.23.2 Example 2............................................................................................................................................107
3.24 Power supply module power loss.............................................................................................................110
3.24.1 General information............................................................................................................................. 110
3.24.2 Power supply modules without X2X Link supply................................................................................ 111
3.24.3 Power supply module with X2X Link supply.......................................................................................111
3.24.4 Power supply module for X20 standalone devices............................................................................. 111
3.24.5 Potential distribution modules............................................................................................................. 111
3.24.6 Example............................................................................................................................................... 112
3.24.6.1 Calculating the internal X2X Link power consumption of the X20BR9300.................................... 112
3.24.6.2 Calculating the internal I/O power consumption of the X20BR9300..............................................113
3.24.6.3 Total internal power consumption of the X20BR9300................................................................... 115
4 X20 system modules............................................................................................ 116
4.1 Module overview: Alphabetically.................................................................................................................116
4.2 Module overview: Grouped.........................................................................................................................121
4.3 Analog input modules................................................................................................................................. 128
4.3.1 Brief information.................................................................................................................................... 128
4.3.2 X20AI1744, X20AI1744-3......................................................................................................................129
4.3.2.1 General Information......................................................................................................................... 129
4.3.2.2 Order data........................................................................................................................................129
4.3.2.3 Technical data..................................................................................................................................129
4.3.2.4 Status LEDs..................................................................................................................................... 131
4.3.2.5 Pinout............................................................................................................................................... 131
4.3.2.6 Connection examples.......................................................................................................................132
4.3.2.7 Input circuit diagram........................................................................................................................ 133
4.3.2.8 Filter characteristics of the Sigma-Delta ADC................................................................................. 134
4.3.2.9 Effective resolution of the AD converter..........................................................................................134
4.3.2.10 Calculation example / Quantization............................................................................................... 135
4.3.2.11 Register description........................................................................................................................136
4.3.3 X20AI2222............................................................................................................................................. 144
4.3.3.1 General information..........................................................................................................................144
4.3.3.2 Order data........................................................................................................................................144
4.3.3.3 Technical data..................................................................................................................................144
4.3.3.4 LED status indicators.......................................................................................................................145
4.3.3.5 Pinout............................................................................................................................................... 146
4.3.3.6 Connection example........................................................................................................................ 146
4.3.3.7 Input circuit diagram........................................................................................................................ 146
4.3.3.8 Register description......................................................................................................................... 147
4.3.4 X20AI2237............................................................................................................................................. 152
4.3.4.1 General information..........................................................................................................................152
4.3.4.2 Order data........................................................................................................................................152
4.3.4.3 Technical data..................................................................................................................................152
4.3.4.4 Status LEDs..................................................................................................................................... 154
4.3.4.5 Pinout............................................................................................................................................... 154
4.3.4.6 Connection examples.......................................................................................................................155
4.3.4.7 Input circuit diagram........................................................................................................................ 156

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6 X20 system User's Manual 3.10
4.3.4.8 Behavior in the event of a short circuit............................................................................................156
4.3.4.9 Register description......................................................................................................................... 157
4.3.5 X20AI2322............................................................................................................................................. 167
4.3.5.1 General information..........................................................................................................................167
4.3.5.2 Order data........................................................................................................................................167
4.3.5.3 Technical data..................................................................................................................................167
4.3.5.4 LED status indicators.......................................................................................................................168
4.3.5.5 Pinout............................................................................................................................................... 169
4.3.5.6 Connection example........................................................................................................................ 169
4.3.5.7 Input circuit diagram........................................................................................................................ 169
4.3.5.8 Register description......................................................................................................................... 170
4.3.6 X20AI2437............................................................................................................................................. 176
4.3.6.1 General information..........................................................................................................................176
4.3.6.2 Order data........................................................................................................................................176
4.3.6.3 Technical data..................................................................................................................................177
4.3.6.4 Status LEDs..................................................................................................................................... 178
4.3.6.5 Pin assignments...............................................................................................................................179
4.3.6.6 Connection examples.......................................................................................................................179
4.3.6.7 Input circuit diagram........................................................................................................................ 179
4.3.6.8 Behavior in the event of a short circuit............................................................................................179
4.3.6.9 Register description......................................................................................................................... 180
4.3.7 X20AI2438............................................................................................................................................. 193
4.3.7.1 General information..........................................................................................................................193
4.3.7.2 Order data........................................................................................................................................193
4.3.7.3 Technical data..................................................................................................................................194
4.3.7.4 Status LEDs..................................................................................................................................... 196
4.3.7.5 Pin assignments...............................................................................................................................196
4.3.7.6 Connection examples.......................................................................................................................197
4.3.7.7 Input circuit diagram........................................................................................................................ 197
4.3.7.8 Behavior in the event of a short circuit............................................................................................197
4.3.7.9 Register description......................................................................................................................... 198
4.3.8 X20AI2622............................................................................................................................................. 249
4.3.8.1 General information..........................................................................................................................249
4.3.8.2 Order data........................................................................................................................................249
4.3.8.3 Technical data..................................................................................................................................250
4.3.8.4 LED status indicators.......................................................................................................................251
4.3.8.5 Pinout............................................................................................................................................... 252
4.3.8.6 Connection example........................................................................................................................ 252
4.3.8.7 Input circuit diagram........................................................................................................................ 252
4.3.8.8 Register description......................................................................................................................... 253
4.3.9 X20AI4222............................................................................................................................................. 259
4.3.9.1 General information..........................................................................................................................259
4.3.9.2 Order data........................................................................................................................................259
4.3.9.3 Technical data..................................................................................................................................259
4.3.9.4 LED status indicators.......................................................................................................................260
4.3.9.5 Pinout............................................................................................................................................... 261
4.3.9.6 Connection example........................................................................................................................ 261
4.3.9.7 Input circuit diagram........................................................................................................................ 261
4.3.9.8 Register description......................................................................................................................... 262
4.3.10 X20AI4322........................................................................................................................................... 267
4.3.10.1 General information........................................................................................................................267
4.3.10.2 Order data......................................................................................................................................267
4.3.10.3 Technical data................................................................................................................................267
4.3.10.4 LED status indicators.....................................................................................................................268
4.3.10.5 Pinout............................................................................................................................................. 269
4.3.10.6 Connection example...................................................................................................................... 269
4.3.10.7 Input circuit diagram...................................................................................................................... 269

Table of contents
X20 system User's Manual 3.10 7
4.3.10.8 Register description....................................................................................................................... 270
4.3.11 X20AI4622............................................................................................................................................276
4.3.11.1 General information........................................................................................................................276
4.3.11.2 Order data...................................................................................................................................... 276
4.3.11.3 Technical data................................................................................................................................ 277
4.3.11.4 LED status indicators..................................................................................................................... 278
4.3.11.5 Pinout..............................................................................................................................................279
4.3.11.6 Connection example.......................................................................................................................279
4.3.11.7 Input circuit diagram.......................................................................................................................279
4.3.11.8 Register description........................................................................................................................280
4.3.12 X20AI8221........................................................................................................................................... 286
4.3.12.1 General information........................................................................................................................286
4.3.12.2 Order data......................................................................................................................................286
4.3.12.3 Technical data................................................................................................................................286
4.3.12.4 LED status indicators.....................................................................................................................287
4.3.12.5 Pinout............................................................................................................................................. 288
4.3.12.6 Connection example...................................................................................................................... 288
4.3.12.7 Input circuit diagram...................................................................................................................... 288
4.3.12.8 Register description....................................................................................................................... 289
4.3.13 X20AI8321........................................................................................................................................... 294
4.3.13.1 General information........................................................................................................................294
4.3.13.2 Order data......................................................................................................................................294
4.3.13.3 Technical data................................................................................................................................294
4.3.13.4 LED status indicators.....................................................................................................................295
4.3.13.5 Pinout............................................................................................................................................. 296
4.3.13.6 Connection example...................................................................................................................... 296
4.3.13.7 Input circuit diagram...................................................................................................................... 296
4.3.13.8 Register description....................................................................................................................... 297
4.3.14 X20AP31x1.......................................................................................................................................... 303
4.3.14.1 General information........................................................................................................................303
4.3.14.2 Order data......................................................................................................................................304
4.3.14.3 Technical data................................................................................................................................304
4.3.14.4 LED status indicators.....................................................................................................................306
4.3.14.5 Pinout............................................................................................................................................. 306
4.3.14.6 Current transformer........................................................................................................................307
4.3.14.7 Voltage transformer........................................................................................................................307
4.3.14.8 Input circuit diagram...................................................................................................................... 308
4.3.14.9 Typical connection examples for different mains configurations................................................... 309
4.3.14.10 Register description..................................................................................................................... 313
4.4 Analog output modules............................................................................................................................... 389
4.4.1 Brief information.................................................................................................................................... 389
4.4.2 X20AO2437........................................................................................................................................... 390
4.4.2.1 General information..........................................................................................................................390
4.4.2.2 Order data........................................................................................................................................390
4.4.2.3 Technical data..................................................................................................................................390
4.4.2.4 LED status indicators.......................................................................................................................392
4.4.2.5 Pinout............................................................................................................................................... 392
4.4.2.6 Connection example........................................................................................................................ 393
4.4.2.7 OSP hardware requirements........................................................................................................... 393
4.4.2.8 Output circuit diagram......................................................................................................................393
4.4.2.9 Derating............................................................................................................................................394
4.4.2.10 Register description....................................................................................................................... 395
4.4.3 X20AO2438........................................................................................................................................... 401
4.4.3.1 General information..........................................................................................................................401
4.4.3.2 Order data........................................................................................................................................401
4.4.3.3 Technical data..................................................................................................................................401
4.4.3.4 LED status indicators.......................................................................................................................403

Table of contents
8 X20 system User's Manual 3.10
4.4.3.5 Pinout............................................................................................................................................... 404
4.4.3.6 Connection example........................................................................................................................ 404
4.4.3.7 OSP hardware requirements........................................................................................................... 404
4.4.3.8 Output circuit diagram......................................................................................................................405
4.4.3.9 Operation..........................................................................................................................................406
4.4.3.10 Register description....................................................................................................................... 408
4.4.4 X20AO2622........................................................................................................................................... 454
4.4.4.1 General information..........................................................................................................................454
4.4.4.2 Order data........................................................................................................................................454
4.4.4.3 Technical data..................................................................................................................................455
4.4.4.4 LED status indicators.......................................................................................................................456
4.4.4.5 Pinout............................................................................................................................................... 456
4.4.4.6 Connection example........................................................................................................................ 457
4.4.4.7 Output circuit diagram......................................................................................................................457
4.4.4.8 Register description......................................................................................................................... 458
4.4.5 X20AO2632........................................................................................................................................... 460
4.4.5.1 General information..........................................................................................................................460
4.4.5.2 Order data........................................................................................................................................460
4.4.5.3 Technical data..................................................................................................................................460
4.4.5.4 LED status indicators.......................................................................................................................461
4.4.5.5 Pinout............................................................................................................................................... 462
4.4.5.6 Connection example........................................................................................................................ 462
4.4.5.7 Output circuit diagram......................................................................................................................462
4.4.5.8 Register description......................................................................................................................... 463
4.4.6 X20AO2632-1........................................................................................................................................ 467
4.4.6.1 General information..........................................................................................................................467
4.4.6.2 Order data........................................................................................................................................467
4.4.6.3 Technical data..................................................................................................................................467
4.4.6.4 LED status indicators.......................................................................................................................468
4.4.6.5 Pinout............................................................................................................................................... 469
4.4.6.6 Connection example........................................................................................................................ 469
4.4.6.7 Output circuit diagram......................................................................................................................469
4.4.6.8 Register description......................................................................................................................... 470
4.4.7 X20AO4622........................................................................................................................................... 474
4.4.7.1 General information..........................................................................................................................474
4.4.7.2 Order data........................................................................................................................................474
4.4.7.3 Technical data..................................................................................................................................474
4.4.7.4 LED status indicators.......................................................................................................................475
4.4.7.5 Pinout............................................................................................................................................... 476
4.4.7.6 Connection example........................................................................................................................ 476
4.4.7.7 Output circuit diagram......................................................................................................................476
4.4.7.8 Module operation............................................................................................................................. 477
4.4.7.9 Register description......................................................................................................................... 479
4.4.8 X20AO4632........................................................................................................................................... 481
4.4.8.1 General information..........................................................................................................................481
4.4.8.2 Order data........................................................................................................................................481
4.4.8.3 Technical data..................................................................................................................................481
4.4.8.4 LED status indicators.......................................................................................................................482
4.4.8.5 Pinout............................................................................................................................................... 483
4.4.8.6 Connection example........................................................................................................................ 483
4.4.8.7 Output circuit diagram......................................................................................................................483
4.4.8.8 Module operation............................................................................................................................. 484
4.4.8.9 Register description......................................................................................................................... 486
4.4.9 X20AO4632-1........................................................................................................................................ 489
4.4.9.1 General information..........................................................................................................................489
4.4.9.2 Order data........................................................................................................................................489
4.4.9.3 Technical data..................................................................................................................................489

Table of contents
X20 system User's Manual 3.10 9
4.4.9.4 LED status indicators.......................................................................................................................490
4.4.9.5 Pinout............................................................................................................................................... 490
4.4.9.6 Connection example........................................................................................................................ 491
4.4.9.7 Output circuit diagram......................................................................................................................491
4.4.9.8 Module operation............................................................................................................................. 491
4.4.9.9 Register description......................................................................................................................... 494
4.4.10 X20AO4635......................................................................................................................................... 498
4.4.10.1 General information........................................................................................................................498
4.4.10.2 Order data......................................................................................................................................498
4.4.10.3 Technical data................................................................................................................................498
4.4.10.4 LED status indicators.....................................................................................................................499
4.4.10.5 Pinout............................................................................................................................................. 500
4.4.10.6 Connection example...................................................................................................................... 500
4.4.10.7 Output circuit diagram....................................................................................................................500
4.4.10.8 Module operation........................................................................................................................... 501
4.4.10.9 Register description....................................................................................................................... 503
4.5 Bus controllers............................................................................................................................................ 505
4.5.1 Brief information.................................................................................................................................... 506
4.5.2 X20BC0043............................................................................................................................................507
4.5.2.1 General information..........................................................................................................................507
4.5.2.2 Order data........................................................................................................................................507
4.5.2.3 Technical data..................................................................................................................................507
4.5.2.4 LED status indicators.......................................................................................................................508
4.5.2.5 Operating and connection elements................................................................................................509
4.5.2.6 CAN bus interface............................................................................................................................509
4.5.2.7 Terminating resistor......................................................................................................................... 510
4.5.2.8 Node number and transfer rate....................................................................................................... 510
4.5.2.9 Automatic transfer rate detection.....................................................................................................511
4.5.2.10 Setting the transfer rate................................................................................................................. 511
4.5.2.11 Deleting parameters....................................................................................................................... 512
4.5.2.12 Additional documentation and import files (EDS)..........................................................................512
4.5.3 X20BC0043-10...................................................................................................................................... 513
4.5.3.1 General information..........................................................................................................................513
4.5.3.2 Order data........................................................................................................................................514
4.5.3.3 Technical data..................................................................................................................................514
4.5.3.4 LED status indicators.......................................................................................................................515
4.5.3.5 Operating and connection elements................................................................................................516
4.5.3.6 CAN bus interface............................................................................................................................516
4.5.3.7 Terminating resistor......................................................................................................................... 516
4.5.3.8 Node number and transfer rate....................................................................................................... 517
4.5.3.9 Automatic transfer rate detection.....................................................................................................517
4.5.3.10 Setting the transfer rate................................................................................................................. 518
4.5.3.11 Save automatic configuration.........................................................................................................519
4.5.3.12 Deleting parameters.......................................................................................................................520
4.5.3.13 Additional documentation and import files (EDS)..........................................................................520
4.5.4 X20BC0053............................................................................................................................................521
4.5.4.1 General information..........................................................................................................................521
4.5.4.2 Order data........................................................................................................................................521
4.5.4.3 Technical data..................................................................................................................................521
4.5.4.4 LED status indicators.......................................................................................................................522
4.5.4.5 Operating and connection elements................................................................................................523
4.5.4.6 DeviceNet interface..........................................................................................................................523
4.5.4.7 Terminating resistor......................................................................................................................... 524
4.5.4.8 Node number................................................................................................................................... 524
4.5.4.9 Automatic transfer rate detection.....................................................................................................525
4.5.4.10 Clearing the parameters................................................................................................................ 525
4.5.4.11 Automatic configuration of the I/O modules...................................................................................526

Table of contents
10 X20 system User's Manual 3.10
4.5.4.12 Additional documentation and import files (EDS)..........................................................................526
4.5.5 X20BC0063............................................................................................................................................527
4.5.5.1 General information..........................................................................................................................527
4.5.5.2 Order data........................................................................................................................................527
4.5.5.3 Technical data..................................................................................................................................528
4.5.5.4 LED status indicators.......................................................................................................................529
4.5.5.5 State diagnostics via the Status/Error LEDs................................................................................... 529
4.5.5.6 Operating and connection elements................................................................................................530
4.5.5.7 PROFIBUS DP interface..................................................................................................................530
4.5.5.8 PROFIBUS DP node number switches........................................................................................... 530
4.5.5.9 Automatic transfer rate detection.....................................................................................................531
4.5.5.10 Additional documentation and import files (EDS)..........................................................................531
4.5.6 X20BC0073............................................................................................................................................532
4.5.6.1 General information..........................................................................................................................532
4.5.6.2 Order data........................................................................................................................................532
4.5.6.3 Technical data..................................................................................................................................532
4.5.6.4 LED status indicators.......................................................................................................................533
4.5.6.5 Operating and connection elements................................................................................................534
4.5.6.6 CAN bus interface............................................................................................................................534
4.5.6.7 Terminating resistor......................................................................................................................... 534
4.5.6.8 Node number and transfer rate....................................................................................................... 535
4.5.6.9 Automatic transfer rate detection.....................................................................................................535
4.5.6.10 SG4................................................................................................................................................ 536
4.5.7 X20BC0083............................................................................................................................................537
4.5.7.1 General information..........................................................................................................................537
4.5.7.2 Order data........................................................................................................................................537
4.5.7.3 Technical data..................................................................................................................................538
4.5.7.4 LED status indicators.......................................................................................................................539
4.5.7.5 Operating and connection elements................................................................................................540
4.5.7.6 POWERLINK station number...........................................................................................................540
4.5.7.7 RJ45 ports........................................................................................................................................541
4.5.7.8 SG3.................................................................................................................................................. 541
4.5.7.9 SG4.................................................................................................................................................. 541
4.5.8 X20BC0087............................................................................................................................................542
4.5.8.1 General information..........................................................................................................................542
4.5.8.2 Order data........................................................................................................................................542
4.5.8.3 Technical data..................................................................................................................................542
4.5.8.4 LED status indicators.......................................................................................................................543
4.5.8.5 Operating and connection elements................................................................................................544
4.5.8.6 RJ45 ports........................................................................................................................................544
4.5.8.7 Modbus/TCP network address switch............................................................................................. 545
4.5.8.8 Setting the IP address (default value).............................................................................................545
4.5.8.9 Automatic IP assignment by a DHCP server.................................................................................. 546
4.5.8.10 Changing the IP address with the network address switches....................................................... 546
4.5.8.11 Information about NetBIOS names................................................................................................ 546
4.5.8.12 Saving an IP address to flash memory......................................................................................... 546
4.5.9 X20BC0088............................................................................................................................................547
4.5.9.1 General information..........................................................................................................................547
4.5.9.2 Order data........................................................................................................................................547
4.5.9.3 Technical data..................................................................................................................................547
4.5.9.4 LED status indicators.......................................................................................................................548
4.5.9.5 Operating and connection elements................................................................................................549
4.5.9.6 RJ45 ports........................................................................................................................................549
4.5.9.7 EtherNet/IP address switching positions......................................................................................... 550
4.5.9.8 Setting the IP address (default value).............................................................................................550
4.5.9.9 Automatic IP assignment by DHCP server......................................................................................551
4.5.9.10 Changing the IP address with the network address switch...........................................................551

Table of contents
X20 system User's Manual 3.10 11
4.5.9.11 Saving an IP address in flash memory..........................................................................................551
4.5.10 X20BC00E3......................................................................................................................................... 552
4.5.10.1 General information........................................................................................................................552
4.5.10.2 Order data......................................................................................................................................552
4.5.10.3 Technical data................................................................................................................................553
4.5.10.4 LED status indicators.....................................................................................................................554
4.5.10.5 Operating and connection elements..............................................................................................555
4.5.10.6 RJ45 ports......................................................................................................................................555
4.5.10.7 Node number switches.................................................................................................................. 556
4.5.10.8 Erasing flash memory.................................................................................................................... 556
4.5.10.9 Web interface................................................................................................................................. 556
4.5.11 X20BC00G3......................................................................................................................................... 558
4.5.11.1 General information........................................................................................................................558
4.5.11.2 Order data...................................................................................................................................... 558
4.5.11.3 Technical data................................................................................................................................ 558
4.5.11.4 LED status indicators..................................................................................................................... 560
4.5.11.5 Operating and connection elements.............................................................................................. 560
4.5.11.6 RJ45 ports...................................................................................................................................... 561
4.5.11.7 EtherCAT network address switch.................................................................................................561
4.5.12 X20BC0143-10.................................................................................................................................... 562
4.5.12.1 General information........................................................................................................................562
4.5.12.2 Order data......................................................................................................................................562
4.5.12.3 Technical data................................................................................................................................563
4.5.12.4 LED status indicators.....................................................................................................................564
4.5.12.5 Operating and connection elements..............................................................................................564
4.5.12.6 CAN bus interface..........................................................................................................................565
4.5.12.7 Node number and transfer rate..................................................................................................... 565
4.5.12.8 Automatic transfer rate detection...................................................................................................566
4.5.12.9 Setting the transfer rate................................................................................................................. 566
4.5.12.10 Save automatic configuration.......................................................................................................567
4.5.12.11 Deleting parameters..................................................................................................................... 568
4.5.12.12 Additional documentation and import files (EDS)........................................................................ 568
4.6 Bus controllers System modules................................................................................................................ 569
4.6.1 Brief information.................................................................................................................................... 569
4.6.2 X20BB80................................................................................................................................................570
4.6.2.1 General information..........................................................................................................................570
4.6.2.2 Order data........................................................................................................................................570
4.6.2.3 Technical data..................................................................................................................................570
4.6.2.4 Voltage routing................................................................................................................................. 571
4.6.3 X20PS9400............................................................................................................................................572
4.6.3.1 General information..........................................................................................................................572
4.6.3.2 Order data........................................................................................................................................572
4.6.3.3 Technical data..................................................................................................................................572
4.6.3.4 LED status indicators.......................................................................................................................573
4.6.3.5 Pinout............................................................................................................................................... 574
4.6.3.6 Using the service interface.............................................................................................................. 574
4.6.3.7 Connection examples.......................................................................................................................574
4.6.3.8 Derating............................................................................................................................................575
4.6.3.9 Register description......................................................................................................................... 576
4.6.4 X20PS9402............................................................................................................................................578
4.6.4.1 General information..........................................................................................................................578
4.6.4.2 Order data........................................................................................................................................578
4.6.4.3 Technical data..................................................................................................................................578
4.6.4.4 LED status indicators.......................................................................................................................579
4.6.4.5 Pinout............................................................................................................................................... 580
4.6.4.6 Connection examples.......................................................................................................................580
4.6.4.7 Derating for bus controller / X2X Link supply..................................................................................581

Table of contents
12 X20 system User's Manual 3.10
4.6.4.8 Register description......................................................................................................................... 582
4.7 Bus modules............................................................................................................................................... 583
4.7.1 Brief information.................................................................................................................................... 583
4.7.2 X20BM01............................................................................................................................................... 584
4.7.2.1 General information..........................................................................................................................584
4.7.2.2 Order data........................................................................................................................................584
4.7.2.3 Technical data..................................................................................................................................584
4.7.2.4 Voltage routing................................................................................................................................. 585
4.7.3 X20BM05............................................................................................................................................... 586
4.7.3.1 General information..........................................................................................................................586
4.7.3.2 Order data........................................................................................................................................586
4.7.3.3 Technical data..................................................................................................................................586
4.7.3.4 Voltage routing................................................................................................................................. 587
4.7.3.5 Node number switches.................................................................................................................... 587
4.7.4 X20BM11................................................................................................................................................588
4.7.4.1 General information..........................................................................................................................588
4.7.4.2 Order data........................................................................................................................................588
4.7.4.3 Technical data..................................................................................................................................588
4.7.4.4 Voltage routing................................................................................................................................. 589
4.7.5 X20BM12............................................................................................................................................... 590
4.7.5.1 General information..........................................................................................................................590
4.7.5.2 Order data........................................................................................................................................590
4.7.5.3 Technical data..................................................................................................................................590
4.7.5.4 Voltage routing................................................................................................................................. 591
4.7.6 X20BM15............................................................................................................................................... 592
4.7.6.1 General information..........................................................................................................................592
4.7.6.2 Order data........................................................................................................................................592
4.7.6.3 Technical data..................................................................................................................................592
4.7.6.4 Voltage routing................................................................................................................................. 593
4.7.6.5 Node number switches.................................................................................................................... 593
4.7.7 X20BM21............................................................................................................................................... 594
4.7.7.1 General information..........................................................................................................................594
4.7.7.2 Order data........................................................................................................................................594
4.7.7.3 Technical data..................................................................................................................................594
4.7.7.4 Voltage routing................................................................................................................................. 595
4.7.8 X20BM31............................................................................................................................................... 596
4.7.8.1 General information..........................................................................................................................596
4.7.8.2 Order data........................................................................................................................................596
4.7.8.3 Technical data..................................................................................................................................596
4.7.8.4 Voltage routing................................................................................................................................. 597
4.7.9 X20BM32............................................................................................................................................... 598
4.7.9.1 General information..........................................................................................................................598
4.7.9.2 Order data........................................................................................................................................598
4.7.9.3 Technical data..................................................................................................................................598
4.7.9.4 Voltage routing................................................................................................................................. 599
4.8 Bus receivers and Bus transmitters............................................................................................................600
4.8.1 Brief information.................................................................................................................................... 600
4.8.2 X20BR9300............................................................................................................................................601
4.8.2.1 General information..........................................................................................................................601
4.8.2.2 Order data........................................................................................................................................601
4.8.2.3 Technical data..................................................................................................................................602
4.8.2.4 LED status indicators.......................................................................................................................603
4.8.2.5 Pinout............................................................................................................................................... 603
4.8.2.6 Connection examples.......................................................................................................................604
4.8.2.7 Derating............................................................................................................................................604
4.8.2.8 Register description......................................................................................................................... 605
4.8.3 X20BT9100............................................................................................................................................ 607

Table of contents
X20 system User's Manual 3.10 13
4.8.3.1 General information..........................................................................................................................607
4.8.3.2 Order data........................................................................................................................................607
4.8.3.3 Technical data..................................................................................................................................608
4.8.3.4 LED status indicators.......................................................................................................................609
4.8.3.5 Pinout............................................................................................................................................... 609
4.8.3.6 Connection examples.......................................................................................................................609
4.8.3.7 Supply via bus transmitter............................................................................................................... 610
4.8.3.8 Connection to next X2X Link I/O node............................................................................................611
4.8.3.9 Register description......................................................................................................................... 612
4.8.4 X20BT9400............................................................................................................................................ 613
4.8.4.1 General information..........................................................................................................................613
4.8.4.2 Order data........................................................................................................................................613
4.8.4.3 Technical data..................................................................................................................................614
4.8.4.4 LED status indicators.......................................................................................................................615
4.8.4.5 Pinout............................................................................................................................................... 615
4.8.4.6 Connection examples.......................................................................................................................615
4.8.4.7 Supply via bus transmitter............................................................................................................... 616
4.8.4.8 Connection between X20 and X67 system..................................................................................... 617
4.8.4.9 Register description......................................................................................................................... 618
4.9 Compact CPUs........................................................................................................................................... 620
4.9.1 Brief information.................................................................................................................................... 621
4.9.2 X20CP0201, X20CP0291, X20CP0292................................................................................................ 622
4.9.2.1 General information..........................................................................................................................622
4.9.2.2 Order data........................................................................................................................................623
4.9.2.3 Technical data..................................................................................................................................624
4.9.2.4 LED status indicators.......................................................................................................................625
4.9.2.5 Operating and connection elements................................................................................................625
4.9.2.6 Node number switches.................................................................................................................... 626
4.9.2.7 Ethernet interface (IF2)....................................................................................................................627
4.9.2.8 Programming the system flash memory.......................................................................................... 628
4.10 Compact CPUs System modules............................................................................................................. 629
4.10.1 Brief information.................................................................................................................................. 629
4.10.2 X20BB22..............................................................................................................................................630
4.10.2.1 General information........................................................................................................................630
4.10.2.2 Order data......................................................................................................................................630
4.10.2.3 Technical data................................................................................................................................630
4.10.2.4 Voltage routing............................................................................................................................... 631
4.10.3 X20BB27..............................................................................................................................................632
4.10.3.1 General information........................................................................................................................632
4.10.3.2 Order data......................................................................................................................................632
4.10.3.3 Technical data................................................................................................................................632
4.10.3.4 Voltage routing............................................................................................................................... 633
4.10.3.5 Terminating resistor for CAN bus.................................................................................................. 633
4.10.4 X20PS9500..........................................................................................................................................634
4.10.4.1 General information........................................................................................................................634
4.10.4.2 Order data......................................................................................................................................634
4.10.4.3 Technical data................................................................................................................................635
4.10.4.4 LED status indicators.....................................................................................................................636
4.10.4.5 Pinout............................................................................................................................................. 636
4.10.4.6 Connection examples.....................................................................................................................637
4.10.4.7 Derating..........................................................................................................................................637
4.10.4.8 Register description....................................................................................................................... 638
4.10.5 X20PS9502..........................................................................................................................................639
4.10.5.1 General information........................................................................................................................639
4.10.5.2 Order data......................................................................................................................................639
4.10.5.3 Technical data................................................................................................................................639
4.10.5.4 LED status indicators.....................................................................................................................641

Table of contents
14 X20 system User's Manual 3.10
4.10.5.5 Pinout............................................................................................................................................. 641
4.10.5.6 Connection examples.....................................................................................................................642
4.10.5.7 Derating for CPU / X2X Link supply..............................................................................................643
4.10.5.8 Register description....................................................................................................................... 644
4.11 Counter modules....................................................................................................................................... 645
4.11.1 Brief information...................................................................................................................................645
4.11.2 X20CM1941......................................................................................................................................... 646
4.11.2.1 General information........................................................................................................................646
4.11.2.2 Order data...................................................................................................................................... 646
4.11.2.3 Technical data................................................................................................................................ 646
4.11.2.4 LED status indicators..................................................................................................................... 648
4.11.2.5 Pinout..............................................................................................................................................648
4.11.2.6 Connection example.......................................................................................................................648
4.11.2.7 Input circuit diagram.......................................................................................................................649
4.11.2.8 Output circuit diagram.................................................................................................................... 649
4.11.2.9 ABR encoder.................................................................................................................................. 650
4.11.2.10 Register description......................................................................................................................651
4.11.3 X20DC1176..........................................................................................................................................653
4.11.3.1 General information........................................................................................................................653
4.11.3.2 Order data...................................................................................................................................... 653
4.11.3.3 Technical data................................................................................................................................ 653
4.11.3.4 LED status indicators..................................................................................................................... 655
4.11.3.5 Pinout..............................................................................................................................................655
4.11.3.6 Connection example.......................................................................................................................655
4.11.3.7 Input circuit diagram.......................................................................................................................656
4.11.3.8 Register description........................................................................................................................657
4.11.4 X20DC1178..........................................................................................................................................669
4.11.4.1 General information........................................................................................................................669
4.11.4.2 Order data...................................................................................................................................... 669
4.11.4.3 Technical data................................................................................................................................ 669
4.11.4.4 LED status indicators..................................................................................................................... 671
4.11.4.5 Pinout..............................................................................................................................................671
4.11.4.6 Connection example.......................................................................................................................671
4.11.4.7 Input circuit diagram.......................................................................................................................672
4.11.4.8 Output circuit diagram.................................................................................................................... 672
4.11.4.9 Register description........................................................................................................................673
4.11.5 X20DC1196..........................................................................................................................................684
4.11.5.1 General information........................................................................................................................684
4.11.5.2 Order data...................................................................................................................................... 684
4.11.5.3 Technical data................................................................................................................................ 684
4.11.5.4 LED status indicators..................................................................................................................... 686
4.11.5.5 Pinout..............................................................................................................................................686
4.11.5.6 Connection example.......................................................................................................................686
4.11.5.7 Input circuit diagram.......................................................................................................................687
4.11.5.8 Register description........................................................................................................................688
4.11.6 X20DC1198..........................................................................................................................................694
4.11.6.1 General information........................................................................................................................694
4.11.6.2 Order data...................................................................................................................................... 694
4.11.6.3 Technical data................................................................................................................................ 694
4.11.6.4 LED status indicators..................................................................................................................... 696
4.11.6.5 Pinout..............................................................................................................................................696
4.11.6.6 Connection example.......................................................................................................................696
4.11.6.7 Input circuit diagram.......................................................................................................................697
4.11.6.8 Output circuit diagram.................................................................................................................... 697
4.11.6.9 Register description........................................................................................................................698
4.11.7 X20DC11A6..........................................................................................................................................701
4.11.7.1 General information........................................................................................................................701

Table of contents
X20 system User's Manual 3.10 15
4.11.7.2 Order data...................................................................................................................................... 701
4.11.7.3 Technical data................................................................................................................................ 701
4.11.7.4 LED status indicators..................................................................................................................... 703
4.11.7.5 Pinout..............................................................................................................................................703
4.11.7.6 Connection example.......................................................................................................................703
4.11.7.7 Input circuit diagram.......................................................................................................................704
4.11.7.8 Register description........................................................................................................................705
4.11.8 X20DC1376..........................................................................................................................................717
4.11.8.1 General information........................................................................................................................717
4.11.8.2 Order data...................................................................................................................................... 717
4.11.8.3 Technical data................................................................................................................................ 717
4.11.8.4 LED status indicators..................................................................................................................... 719
4.11.8.5 Pinout..............................................................................................................................................719
4.11.8.6 Connection example.......................................................................................................................719
4.11.8.7 Input circuit diagram.......................................................................................................................720
4.11.8.8 Register description........................................................................................................................721
4.11.9 X20DC137A......................................................................................................................................... 732
4.11.9.1 General information........................................................................................................................732
4.11.9.2 Order data...................................................................................................................................... 732
4.11.9.3 Technical data................................................................................................................................ 732
4.11.9.4 LED status indicators..................................................................................................................... 734
4.11.9.5 Pinout..............................................................................................................................................734
4.11.9.6 Connection example.......................................................................................................................734
4.11.9.7 Input circuit diagram.......................................................................................................................735
4.11.9.8 Register description........................................................................................................................736
4.11.10 X20DC1396........................................................................................................................................747
4.11.10.1 General information......................................................................................................................747
4.11.10.2 Order data.................................................................................................................................... 747
4.11.10.3 Technical data.............................................................................................................................. 747
4.11.10.4 LED status indicators................................................................................................................... 749
4.11.10.5 Pinout............................................................................................................................................749
4.11.10.6 Connection example.....................................................................................................................749
4.11.10.7 Input circuit diagram.....................................................................................................................750
4.11.10.8 Register description......................................................................................................................751
4.11.11 X20DC1398........................................................................................................................................757
4.11.11.1 General information...................................................................................................................... 757
4.11.11.2 Order data.................................................................................................................................... 757
4.11.11.3 Technical data.............................................................................................................................. 757
4.11.11.4 LED status indicators................................................................................................................... 759
4.11.11.5 Pinout............................................................................................................................................759
4.11.11.6 Connection example.....................................................................................................................759
4.11.11.7 Input circuit diagram..................................................................................................................... 760
4.11.11.8 Output circuit diagram.................................................................................................................. 760
4.11.11.9 Register description......................................................................................................................761
4.11.12 X20DC1976........................................................................................................................................764
4.11.12.1 General information......................................................................................................................764
4.11.12.2 Order data.................................................................................................................................... 764
4.11.12.3 Technical data.............................................................................................................................. 764
4.11.12.4 LED status indicators................................................................................................................... 766
4.11.12.5 Pinout............................................................................................................................................766
4.11.12.6 Connection example.....................................................................................................................766
4.11.12.7 Input circuit diagram.....................................................................................................................767
4.11.12.8 Register description......................................................................................................................768
4.11.13 X20DC2190........................................................................................................................................780
4.11.13.1 General information......................................................................................................................780
4.11.13.2 Order data.................................................................................................................................... 780
4.11.13.3 Technical data.............................................................................................................................. 780

Table of contents
16 X20 system User's Manual 3.10
4.11.13.4 LED status indicators................................................................................................................... 781
4.11.13.5 Pinout............................................................................................................................................782
4.11.13.6 Connection example.....................................................................................................................782
4.11.13.7 Register description......................................................................................................................783
4.11.14 X20DC2395........................................................................................................................................793
4.11.14.1 General information......................................................................................................................793
4.11.14.2 Order data.................................................................................................................................... 793
4.11.14.3 Technical data.............................................................................................................................. 794
4.11.14.4 LED status indicators................................................................................................................... 796
4.11.14.5 Pinout............................................................................................................................................796
4.11.14.6 Connection example.....................................................................................................................796
4.11.14.7 Function overview........................................................................................................................ 797
4.11.14.8 Input circuit diagram.....................................................................................................................798
4.11.14.9 Output circuit diagram..................................................................................................................798
4.11.14.10 Switching inductive loads........................................................................................................... 799
4.11.14.11 Calculating the period duration.................................................................................................. 799
4.11.14.12 Register description....................................................................................................................800
4.11.15 X20DC2396........................................................................................................................................833
4.11.15.1 General information......................................................................................................................833
4.11.15.2 Order data.................................................................................................................................... 833
4.11.15.3 Technical data.............................................................................................................................. 833
4.11.15.4 LED status indicators................................................................................................................... 835
4.11.15.5 Pinout............................................................................................................................................835
4.11.15.6 Connection example.....................................................................................................................835
4.11.15.7 Input circuit diagram.....................................................................................................................836
4.11.15.8 Register description......................................................................................................................837
4.11.16 X20DC2398........................................................................................................................................843
4.11.16.1 General information......................................................................................................................843
4.11.16.2 Order data.................................................................................................................................... 843
4.11.16.3 Technical data.............................................................................................................................. 843
4.11.16.4 LED status indicators................................................................................................................... 845
4.11.16.5 Pinout............................................................................................................................................845
4.11.16.6 Connection example.....................................................................................................................845
4.11.16.7 Input circuit diagram.....................................................................................................................846
4.11.16.8 Output circuit diagram..................................................................................................................846
4.11.16.9 Register description......................................................................................................................847
4.11.17 X20DC4395........................................................................................................................................850
4.11.17.1 General information......................................................................................................................850
4.11.17.2 Order data.................................................................................................................................... 850
4.11.17.3 Technical data.............................................................................................................................. 851
4.11.17.4 LED status indicators................................................................................................................... 853
4.11.17.5 Pinout............................................................................................................................................853
4.11.17.6 Connection example.....................................................................................................................853
4.11.17.7 Function overview........................................................................................................................ 854
4.11.17.8 Input circuit diagram.....................................................................................................................856
4.11.17.9 Output circuit diagram..................................................................................................................856
4.11.17.10 Switching inductive loads........................................................................................................... 857
4.11.17.11 Calculating the period duration.................................................................................................. 857
4.11.17.12 Register description....................................................................................................................858
4.12 X20 CPUs................................................................................................................................................. 893
4.12.1 Brief information.................................................................................................................................. 894
4.12.2 X20CP1483 and X20CP1483-1.......................................................................................................... 895
4.12.2.1 General information........................................................................................................................895
4.12.2.2 Order data - X20CP148x............................................................................................................... 896
4.12.2.3 Technical data - X20CP148x.........................................................................................................897
4.12.2.4 X20 CPUs - Status LEDs.............................................................................................................. 900
4.12.2.5 LED status indicators for the integrated power supply..................................................................903

Table of contents
X20 system User's Manual 3.10 17
4.12.2.6 Operating and connection elements..............................................................................................903
4.12.2.7 Slot for application memory........................................................................................................... 904
4.12.2.8 Operating mode switch.................................................................................................................. 904
4.12.2.9 Reset button...................................................................................................................................904
4.12.2.10 CPU supply.................................................................................................................................. 905
4.12.2.11 RS232 interface (IF1)...................................................................................................................906
4.12.2.12 Ethernet interface (IF2)................................................................................................................906
4.12.2.13 POWERLINK interface (IF3)........................................................................................................ 907
4.12.2.14 USB interfaces (IF4 and IF5).......................................................................................................908
4.12.2.15 Slots for interface modules.......................................................................................................... 908
4.12.2.16 Overtemperature cutoff................................................................................................................ 908
4.12.2.17 Data / Real-time clock buffering.................................................................................................. 909
4.12.2.18 Exchanging the lithium battery.................................................................................................... 909
4.12.2.19 Programming the system flash memory...................................................................................... 911
4.12.3 X20CP158x and X20CP358x.............................................................................................................. 912
4.12.3.1 General information........................................................................................................................912
4.12.3.2 Order data - X20CP158x............................................................................................................... 913
4.12.3.3 Technical data - X20CP158x.........................................................................................................914
4.12.3.4 Order data - X20CP358x............................................................................................................... 917
4.12.3.5 X20CP358x - Technical data.........................................................................................................918
4.12.3.6 X20 CPUs - Status LEDs.............................................................................................................. 921
4.12.3.7 LED status indicators for the integrated power supply..................................................................924
4.12.3.8 Operating and connection elements..............................................................................................925
4.12.3.9 Slot for application memory........................................................................................................... 926
4.12.3.10 Operating mode switch................................................................................................................ 926
4.12.3.11 Reset button................................................................................................................................. 926
4.12.3.12 CPU supply.................................................................................................................................. 927
4.12.3.13 RS232 interface (IF1).................................................................................................................. 928
4.12.3.14 Ethernet interface (IF2)................................................................................................................928
4.12.3.15 POWERLINK interface (IF3)........................................................................................................ 929
4.12.3.16 USB interfaces (IF4 and IF5).......................................................................................................930
4.12.3.17 Slots for interface modules.......................................................................................................... 930
4.12.3.18 Overtemperature cutoff................................................................................................................ 930
4.12.3.19 Data / Real-time clock buffering.................................................................................................. 931
4.12.3.20 Exchanging the lithium battery.................................................................................................... 931
4.12.3.21 Programming the system flash memory...................................................................................... 933
4.12.3.22 Information regarding switching from X20CPx48x to X20CPx58x...............................................934
4.13 Digital input modules................................................................................................................................ 935
4.13.1 Brief information.................................................................................................................................. 935
4.13.2 X20DI2371........................................................................................................................................... 936
4.13.2.1 General Information....................................................................................................................... 936
4.13.2.2 Order data......................................................................................................................................936
4.13.2.3 Technical data................................................................................................................................937
4.13.2.4 Status LEDs................................................................................................................................... 938
4.13.2.5 Pinout............................................................................................................................................. 938
4.13.2.6 Connection example...................................................................................................................... 938
4.13.2.7 Input circuit diagram...................................................................................................................... 939
4.13.2.8 Input filter....................................................................................................................................... 939
4.13.2.9 Register description....................................................................................................................... 940
4.13.3 X20DI2372........................................................................................................................................... 942
4.13.3.1 General Information....................................................................................................................... 942
4.13.3.2 Order data......................................................................................................................................942
4.13.3.3 Technical data................................................................................................................................943
4.13.3.4 Status LEDs................................................................................................................................... 944
4.13.3.5 Pinout............................................................................................................................................. 944
4.13.3.6 Connection example...................................................................................................................... 944
4.13.3.7 Input circuit diagram...................................................................................................................... 945

Table of contents
18 X20 system User's Manual 3.10
4.13.3.8 Input filter....................................................................................................................................... 945
4.13.3.9 Register description....................................................................................................................... 946
4.13.4 X20DI2377........................................................................................................................................... 948
4.13.4.1 General Information....................................................................................................................... 948
4.13.4.2 Order data......................................................................................................................................948
4.13.4.3 Technical data................................................................................................................................948
4.13.4.4 Status LEDs................................................................................................................................... 950
4.13.4.5 Pinout............................................................................................................................................. 950
4.13.4.6 Connection example...................................................................................................................... 950
4.13.4.7 Input circuit diagram...................................................................................................................... 951
4.13.4.8 Input filter....................................................................................................................................... 951
4.13.4.9 Register description....................................................................................................................... 952
4.13.5 X20DI2653........................................................................................................................................... 956
4.13.5.1 General Information....................................................................................................................... 956
4.13.5.2 Order data......................................................................................................................................956
4.13.5.3 Technical data................................................................................................................................957
4.13.5.4 Status LEDs................................................................................................................................... 958
4.13.5.5 Pinout............................................................................................................................................. 958
4.13.5.6 Connection example...................................................................................................................... 958
4.13.5.7 Input circuit diagram...................................................................................................................... 959
4.13.5.8 Input filter....................................................................................................................................... 959
4.13.5.9 Register description....................................................................................................................... 960
4.13.6 X20DI4371........................................................................................................................................... 962
4.13.6.1 General Information....................................................................................................................... 962
4.13.6.2 Order data......................................................................................................................................962
4.13.6.3 Technical data................................................................................................................................962
4.13.6.4 Status LEDs................................................................................................................................... 964
4.13.6.5 Pinout............................................................................................................................................. 964
4.13.6.6 Connection example...................................................................................................................... 964
4.13.6.7 Input circuit diagram...................................................................................................................... 965
4.13.6.8 Input filter....................................................................................................................................... 965
4.13.6.9 Register description....................................................................................................................... 966
4.13.7 X20DI4372........................................................................................................................................... 969
4.13.7.1 General Information....................................................................................................................... 969
4.13.7.2 Order data......................................................................................................................................969
4.13.7.3 Technical data................................................................................................................................970
4.13.7.4 Status LEDs................................................................................................................................... 971
4.13.7.5 Pinout............................................................................................................................................. 971
4.13.7.6 Connection example...................................................................................................................... 971
4.13.7.7 Input circuit diagram...................................................................................................................... 972
4.13.7.8 Input filter....................................................................................................................................... 972
4.13.7.9 Register description....................................................................................................................... 973
4.13.8 X20DI4375........................................................................................................................................... 975
4.13.8.1 General Information....................................................................................................................... 975
4.13.8.2 Order data......................................................................................................................................975
4.13.8.3 Technical data................................................................................................................................976
4.13.8.4 Status LEDs................................................................................................................................... 977
4.13.8.5 Pinout............................................................................................................................................. 977
4.13.8.6 Connection example...................................................................................................................... 977
4.13.8.7 Input circuit diagram...................................................................................................................... 978
4.13.8.8 Input filter....................................................................................................................................... 978
4.13.8.9 Open circuit and short circuit detection......................................................................................... 978
4.13.8.10 Error status...................................................................................................................................979
4.13.8.11 Timestamp.................................................................................................................................... 979
4.13.8.12 Configuration................................................................................................................................ 979
4.13.8.13 Register description..................................................................................................................... 980
4.13.9 X20DI4653........................................................................................................................................... 986

Table of contents
X20 system User's Manual 3.10 19
4.13.9.1 General Information....................................................................................................................... 986
4.13.9.2 Order data......................................................................................................................................986
4.13.9.3 Technical data................................................................................................................................987
4.13.9.4 Status LEDs................................................................................................................................... 988
4.13.9.5 Pinout............................................................................................................................................. 988
4.13.9.6 Connection example...................................................................................................................... 988
4.13.9.7 Input circuit diagram...................................................................................................................... 989
4.13.9.8 Input filter....................................................................................................................................... 989
4.13.9.9 Register description....................................................................................................................... 990
4.13.10 X20DI4760......................................................................................................................................... 992
4.13.10.1 General Information..................................................................................................................... 992
4.13.10.2 Order data.................................................................................................................................... 992
4.13.10.3 Technical data..............................................................................................................................992
4.13.10.4 Status LEDs................................................................................................................................. 994
4.13.10.5 Pinout........................................................................................................................................... 994
4.13.10.6 Connection example.................................................................................................................... 994
4.13.10.7 Input circuit diagram.................................................................................................................... 995
4.13.10.8 Input filter..................................................................................................................................... 995
4.13.10.9 Examples of possible signal generators......................................................................................996
4.13.10.10 Register description................................................................................................................... 997
4.13.11 X20DI6371....................................................................................................................................... 1001
4.13.11.1 General Information....................................................................................................................1001
4.13.11.2 Order data.................................................................................................................................. 1001
4.13.11.3 Technical data............................................................................................................................ 1002
4.13.11.4 Status LEDs............................................................................................................................... 1003
4.13.11.5 Pinout..........................................................................................................................................1003
4.13.11.6 Connection example...................................................................................................................1003
4.13.11.7 Input circuit diagram...................................................................................................................1004
4.13.11.8 Input filter....................................................................................................................................1004
4.13.11.9 Register description....................................................................................................................1005
4.13.12 X20DI6372....................................................................................................................................... 1007
4.13.12.1 General Information................................................................................................................... 1007
4.13.12.2 Order data.................................................................................................................................. 1007
4.13.12.3 Technical data............................................................................................................................1008
4.13.12.4 Status LEDs............................................................................................................................... 1009
4.13.12.5 Pinout......................................................................................................................................... 1009
4.13.12.6 Connection example.................................................................................................................. 1009
4.13.12.7 Input circuit diagram.................................................................................................................. 1010
4.13.12.8 Input filter................................................................................................................................... 1010
4.13.12.9 Register description................................................................................................................... 1011
4.13.13 X20DI6373....................................................................................................................................... 1013
4.13.13.1 General Information................................................................................................................... 1013
4.13.13.2 Order data.................................................................................................................................. 1013
4.13.13.3 Technical data............................................................................................................................1014
4.13.13.4 Status LEDs............................................................................................................................... 1015
4.13.13.5 Pinout......................................................................................................................................... 1015
4.13.13.6 Connection example.................................................................................................................. 1015
4.13.13.7 Input circuit diagram.................................................................................................................. 1016
4.13.13.8 Input filter................................................................................................................................... 1016
4.13.13.9 Register description................................................................................................................... 1017
4.13.14 X20DI6553....................................................................................................................................... 1019
4.13.14.1 General Information................................................................................................................... 1019
4.13.14.2 Order data.................................................................................................................................. 1019
4.13.14.3 Technical data............................................................................................................................1020
4.13.14.4 Status LEDs............................................................................................................................... 1021
4.13.14.5 Pinout......................................................................................................................................... 1021
4.13.14.6 Connection example.................................................................................................................. 1021

Table of contents
20 X20 system User's Manual 3.10
4.13.14.7 Input circuit diagram.................................................................................................................. 1022
4.13.14.8 Input filter................................................................................................................................... 1022
4.13.14.9 Register description................................................................................................................... 1023
4.13.15 X20DI8371....................................................................................................................................... 1025
4.13.15.1 General Information................................................................................................................... 1025
4.13.15.2 Order data.................................................................................................................................. 1025
4.13.15.3 Technical data............................................................................................................................1026
4.13.15.4 Status LEDs............................................................................................................................... 1027
4.13.15.5 Pinout......................................................................................................................................... 1027
4.13.15.6 Connection example.................................................................................................................. 1027
4.13.15.7 Input circuit diagram.................................................................................................................. 1028
4.13.15.8 Input filter................................................................................................................................... 1028
4.13.15.9 Register description................................................................................................................... 1029
4.13.16 X20DI9371....................................................................................................................................... 1031
4.13.16.1 General Information................................................................................................................... 1031
4.13.16.2 Order data.................................................................................................................................. 1031
4.13.16.3 Technical data............................................................................................................................1031
4.13.16.4 Status LEDs............................................................................................................................... 1032
4.13.16.5 Pinout......................................................................................................................................... 1033
4.13.16.6 Connection example.................................................................................................................. 1033
4.13.16.7 Input circuit diagram.................................................................................................................. 1033
4.13.16.8 Input filter................................................................................................................................... 1034
4.13.16.9 Derating for the simultaneity factor............................................................................................1034
4.13.16.10 Register description................................................................................................................. 1035
4.13.17 X20DI9372....................................................................................................................................... 1037
4.13.17.1 General Information................................................................................................................... 1037
4.13.17.2 Order data.................................................................................................................................. 1037
4.13.17.3 Technical data............................................................................................................................1037
4.13.17.4 Status LEDs............................................................................................................................... 1038
4.13.17.5 Pinout......................................................................................................................................... 1039
4.13.17.6 Connection example.................................................................................................................. 1039
4.13.17.7 Input circuit diagram.................................................................................................................. 1039
4.13.17.8 Input filter................................................................................................................................... 1040
4.13.17.9 Derating for the simultaneity factor............................................................................................1040
4.13.17.10 Register description................................................................................................................. 1041
4.13.18 X20DID371...................................................................................................................................... 1043
4.13.18.1 General Information................................................................................................................... 1043
4.13.18.2 Order data.................................................................................................................................. 1043
4.13.18.3 Technical data............................................................................................................................1044
4.13.18.4 Status LEDs............................................................................................................................... 1045
4.13.18.5 Pinout......................................................................................................................................... 1045
4.13.18.6 Connection example.................................................................................................................. 1045
4.13.18.7 Input circuit diagram.................................................................................................................. 1046
4.13.18.8 Input filter................................................................................................................................... 1046
4.13.18.9 Register description................................................................................................................... 1047
4.13.19 X20DIF371.......................................................................................................................................1049
4.13.19.1 General Information................................................................................................................... 1049
4.13.19.2 Order data.................................................................................................................................. 1049
4.13.19.3 Technical data............................................................................................................................1050
4.13.19.4 Status LEDs............................................................................................................................... 1051
4.13.19.5 Pinout......................................................................................................................................... 1051
4.13.19.6 Connection example.................................................................................................................. 1051
4.13.19.7 Input circuit diagram.................................................................................................................. 1052
4.13.19.8 Input filter................................................................................................................................... 1052
4.13.19.9 Register description................................................................................................................... 1053
4.14 Digital mixed modules.............................................................................................................................1055
4.14.1 Brief information.................................................................................................................................1055