M-system 47DAC User manual

147DAC OPERATING MANUAL EM-9518-B Rev.4
Digital Panel Meters 47 Series
AC INPUT DIGITAL PANEL METER
(5 1/2 digit, LCD display type, true RMS sensing)
Model: 47DAC
OPERATING MANUAL
http://www.m-system.co.jp/
5-2-55, Minamitsumor
i, Nishinari-ku, Osaka 557-0063 JAPA
N
Te l: [phone] Fax: [phone]
E-mail: [e-mail]

247DAC OPERATING MANUAL EM-9518-B Rev.4
CONTENTS
1. INTRODUCTION ......................................................................................... 8
1.1 BEFORE USE.......................................................................................................................8
1.2 SAFETY PRECAUTIONS (that must be observed)...............................................................9
1.3 POINTS OF CAUTION........................................................................................................ 11
1.4 RELATED MANUALS AND PRODUCTS ............................................................................13
1.4.1 RELATED MANUALS..............................................................................................13
1.4.2 RELATED PRODUCTS........................................................................................... 13
1.5 COMPONENT IDENTIFICATION........................................................................................ 14
1.6 INSTALLATION....................................................................................................................18
1.6.1 EXTERNAL DIMENSIONS .....................................................................................18
1.6.2 PANEL CUTOUT DIMENSIONS .............................................................................19
1.6.3 VIEWING ANGLE....................................................................................................19
1.6.4 INSTALLATION .......................................................................................................20
1.7 WIRING INSTRUCTIONS ...................................................................................................22
1.7.1 CAUTION IN WIRING ..............................................................................................22
1.7.2 SOLDERLESS TERMINAL AND WIRE ...................................................................22
1.7.3 TERMINAL ASSIGNMENT ......................................................................................24
1.7.4 WIRING INPUT SIGNAL..........................................................................................25
1.7.5 WIRING DC OUTPUT..............................................................................................26
1.7.6 WIRING ALARM OUTPUT (RELAY)........................................................................27
1.7.7 WIRING ALARM OUTPUT (PHOTO MOSFET RELAY) ..........................................28
1.7.8 WIRING NETWORK INTERFACE ...........................................................................29
1.7.9 WIRING BCD OUTPUT ...........................................................................................31
1.7.10 WIRING EVENT TRIGGER INPUT........................................................................34
1.7.11 WIRING POWER ...................................................................................................35
1.7.12 INSTALLING/SEPARATING TERMINAL BLOCK ...................................................36
1.7.13 ATTACHING/REMOVING TERMINAL COVER ......................................................38
2. BASIC SETTING AND OPERATION ........................................................ 39
2.1 BASIC SETTING ................................................................................................................39
2.1.1 BASIC SETTING FLOW..........................................................................................39
2.1.2 RELATION AMONG INPUT TYPE, INPUT SCALING AND DISPLAY SCALING....39
2.1.3 BASIC SETTING PROCEDURE.............................................................................40
2.2 BASIC SETTING OPERATION AND INSTRUCTIONS ......................................................41
2.2.1 BASIC SETTING OPERATION...............................................................................41
2.2.2 INSTRUCTIONS ON BASIC OPERATION .............................................................43
3. SETTING INPUT TYPE............................................................................. 45
3.1 INPUT TYPE LIST ..............................................................................................................46
3.2 OPERATING PROCEDURE...............................................................................................47

347DAC OPERATING MANUAL EM-9518-B Rev.4
4. SETTING SCALING VALUES................................................................... 49
4.1 STEP 1. INPUT SCALING VALUE ZERO ..........................................................................51
4.1.1 INPUT SCALING LIST ............................................................................................51
4.1.2 OPERATING PROCEDURE ...................................................................................52
4.2 STEP 2. DISPLAY SCALING VALUE ZERO......................................................................55
4.2.1 DISPLAY SCALING LIST........................................................................................55
4.2.2 OPERATING PROCEDURE...................................................................................56
4.3 STEP 3. INPUT SCALING VALUE SPAN ..........................................................................59
4.3.1 OPERATING PROCEDURE...................................................................................59
4.4 STEP 4. DISPLAY SCALING VALUE SPAN ......................................................................62
4.4.1 OPERATING PROCEDURE...................................................................................62
4.5 STEP 5. DECIMAL POINT POSITION ..............................................................................65
4.5.1 DECIMAL POINT POSITION LIST.........................................................................65
4.5.2 OPERATING PROCEDURE...................................................................................66
5. OPERATION ............................................................................................. 69
6. PARAMETER CONFIGURATION ............................................................. 70
7. SETTING BARGRAPH.............................................................................. 78
7.1 BARGRAPH TYPE..............................................................................................................80
7.1.1 OPERATING PROCEDURE ....................................................................................80
7.2 BARGRAPH LOWER LIMIT/UPPER LIMIT.........................................................................82
7.2.1 OPERATING PROCEDURE....................................................................................82
8. SETTING ANALOG OUTPUT................................................................... 84
8.1 ANALOG OUTPUT TYPE ...................................................................................................86
8.1.1 OPERATING PROCEDURE ...................................................................................86
8.2 ANALOG OUTPUT FUNCTION MODE..............................................................................88
8.2.1 OPERATING PROCEDURE...................................................................................88
8.3 ANALOG OUTPUT 0% / ANALOG OUTPUT 100% ...........................................................90
8.3.1 OPERATING PROCEDURE...................................................................................90
9. BASIC ALARM SETTING ......................................................................... 92
9.1 ALARM OUTPUT PATTERN...............................................................................................96
9.1.1 OPERATING PROCEDURE ...................................................................................97
9.2 ALARM SETPOINT ............................................................................................................98
9.2.1 ALARM SETPOINT LIST........................................................................................98
9.2.2 OPERATING PROCEDURE...................................................................................99
9.3 TRIP ACTION (LO/HI)....................................................................................................... 101
9.3.1 OPERATING PROCEDURE................................................................................. 101
9.4 DEADBAND...................................................................................................................... 103
9.4.1 OPERATING PROCEDURE................................................................................. 103

447DAC OPERATING MANUAL EM-9518-B Rev.4
9.5 ON DELAY TIME .............................................................................................................. 105
9.5.1 OPERATING PROCEDURE................................................................................. 105
9.6 OFF DELAY TIME............................................................................................................. 107
9.6.1 OPERATING PROCEDURE................................................................................. 107
9.7 ONE-SHOT OUTPUT ....................................................................................................... 109
9.7.1 OPERATING PROCEDURE.................................................................................. 109
9.8 ALARM OUTPUT LOGIC (coil energized or de-energized at alarm) .................................111
9.8.1 OPERATING PROCEDURE..................................................................................111
9.9 MAIN DISPLAY BLINKING AT ALARM............................................................................. 113
9.9.1 OPERATING PROCEDURE................................................................................. 113
10. BANK SETTING.....................................................................................115
10.1 BANK SWITCHING......................................................................................................... 116
10.1.1 OPERATING PROCEDURE................................................................................ 116
10.2 BANK COPY ................................................................................................................... 118
10.2.1 OPERATING PROCEDURE ............................................................................... 118
10.3 BANK NO........................................................................................................................120
10.3.1 OPERATING PROCEDURE ...............................................................................120
11. ADVANCED ALARM SETTING ..............................................................121
11.1 P OUTPUT ...................................................................................................................... 124
11.1.1 OPERATING PROCEDURE ................................................................................124
11.2 LATCHING ALARM.......................................................................................................... 126
11.2.1 OPERATING PROCEDURE................................................................................126
11.3 ALARM POWER ON DELAY ...........................................................................................128
11.3.1 OPERATING PROCEDURE................................................................................128
11.4 STANDBY SEQUENCE ................................................................................................... 130
11.4.1 OPERATING PROCEDURE................................................................................130
11.5 ALARM TRIP ACTION AT OVER-RANGE.......................................................................132
11.5.1 OPERATING PROCEDURE................................................................................132
12. AVERAGING INPUT...............................................................................134
12.1 AVERAGING TYPE......................................................................................................... 136
12.1.1 OPERATING PROCEDURE................................................................................136
12.2 AVERAGING TIME ......................................................................................................... 138
12.2.1 OPERATING PROCEDURE ...............................................................................138
13. ELIMINATING FLUCTUATION AROUND “0”........................................140
13.1 LOW-END CUTOUT .......................................................................................................141
13.1.1 OPERATING PROCEDURE................................................................................141
13.2 LOW-END CUTOUT VALUE ........................................................................................... 143
13.2.1 OPERATING PROCEDURE ...............................................................................143

547DAC OPERATING MANUAL EM-9518-B Rev.4
14. SETTING DISPLAY COLOR..................................................................145
14.1 OPERATING PROCEDURE ...........................................................................................145
15. GOING BACK AUTOMATICALLY TO MEASURING MODE..................147
15.1 OPERATING PROCEDURE ...........................................................................................148
16. ADJUSTING DISPLAY REFRESHING RATE........................................150
16.1 OPERATING PROCEDURE ...........................................................................................151
17. ROUNDING OFF LOWEST DIGIT READING ........................................153
17.1 OPERATING PROCEDURE............................................................................................ 154
18. DETECTING STEEP INPUT CHANGES ...............................................156
18.1 OPERATING PROCEDURE ...........................................................................................158
19. ADJUSTING BRIGHTNESS OF DISPLAY ............................................160
19.1 OPERATING PROCEDURE ...........................................................................................161
20. ADJUSTING LCD CONTRAST..............................................................163
20.1 OPERATING PROCEDURE...........................................................................................164
21. SETTING EVENT TRIGGER INPUT ......................................................166
21.1 EVENT TRIGGER MODE ............................................................................................... 171
21.1.1 OPERATING PROCEDURE................................................................................171
21.2 ON TIMING DELAY......................................................................................................... 173
21.2.1 OPERATING PROCEDURE ...............................................................................173
21.3 OFF TIMING DELAY .......................................................................................................175
21.3.1 OPERATING PROCEDURE ...............................................................................175
21.4 STARTUP TIMER............................................................................................................ 177
21.4.1 OPERATING PROCEDURE ...............................................................................177
22. SETTING BCD OUTPUT .......................................................................179
22.1 BCD LOGIC .................................................................................................................... 181
22.1.1 OPERATING PROCEDURE ...............................................................................181
23. SETTING MODBUS COMMUNICATION ...............................................183
23.1 DEVICE ADDRESS ........................................................................................................184
23.1.1 OPERATING PROCEDURE ...............................................................................184
23.2 BAUD RATE....................................................................................................................186
23.2.1 OPERATING PROCEDURE............................................................................... 186
23.3 PARITY BIT.....................................................................................................................188
23.3.1 OPERATING PROCEDURE............................................................................... 188

647DAC OPERATING MANUAL EM-9518-B Rev.4
23.4 STOP BIT........................................................................................................................190
23.4.1 OPERATING PROCEDURE............................................................................... 190
23.5 TIMER............................................................................................................................. 192
23.5.1 OPERATING PROCEDURE............................................................................... 192
23.6 LONG REGISTER ..........................................................................................................194
23.6.1 OPERATING PROCEDURE............................................................................... 194
24. LOOP TESTING .....................................................................................196
24.1 LOOP TEST OUTPUT RANGE ...................................................................................... 196
24.2 OPERATING PROCEDURE...........................................................................................197
25. CONFIRMING AND CONFIGURING ALARM SETPOINTS..................199
25.1 CONFIGURATION OF ALARM SETPOINTS .................................................................200
25.1.1 OPERATING PROCEDURE ...............................................................................200
25.2 MANUAL SUB DISPLAY RESET....................................................................................202
25.2.1 OPERATING PROCEDURE...............................................................................202
26. FORCING THE PRESENT DISPLAY VALUE TO ZERO....................... 204
27. RETAINING MAX AND MIN VALUES ................................................... 207
28. SETTING DISPLAY READING TYPE TO MAX OR MIN VALUE.......... 209
28.1 OPERATING PROCEDURE...........................................................................................209
29. RETAINING MEASUREMENT STATUS ................................................211
30. RESETTING MAX/MIN VALUES AND LATCHING ALARM..................212
31. CONFIGURING PARAMETERS VIA INFRARED COMMUNICATION ..213
32. LIMITING BUTTON OPERATION..........................................................215
32.1 LOCKOUT SETTING......................................................................................................216
32.1.1 OPERATING PROCEDURE ...............................................................................216
32.2 TRANSITION TIME TO LOCKOUT SETTING MODE.....................................................217
32.2.1 OPERATING PROCEDURE............................................................................... 217
33. USER CALIBRATION ............................................................................219
33.1 TEACH CALIBRATION ................................................................................................... 219
33.1.1 TEACH CALIBRATION FLOW.............................................................................219
33.1.2 OPERATING PROCEDURE ...............................................................................220
33.2 ANALOG OUTPUT ADJUSTMENT ................................................................................222
33.2.1 ANALOG OUTPUT ADJUSTMENT FLOW .........................................................222
33.2.2 OPERATING PROCEDURE...............................................................................223

747DAC OPERATING MANUAL EM-9518-B Rev.4
34. INSPECTION / CLEANING................................................................... 226
35. TROUBLESHOOTING .......................................................................... 227
35.1 ERROR MESSAGES......................................................................................................227
35.2 INITIALIZING SETTING VALUES...................................................................................228
35.2.1 OPERATING PROCEDURE...............................................................................228
35.3 CONFIRMING FIRMWARE VERSION ...........................................................................229
35.3.1 OPERATING PROCEDURE...............................................................................229
36. APPENDICES ....................................................................................... 230
36.1 SPECIFICATIONS ..........................................................................................................230
36.2 MODEL NUMBERING....................................................................................................235
36.3 PARAMETER LIST .........................................................................................................236
36.4 PARAMETER MAP.........................................................................................................242
36.4.1 OPERATION IN MEASURING MODE................................................................242
36.4.2 SCALING SETTING MODE................................................................................244
36.4.3 ALARM SETTING MODE ...................................................................................245
36.4.4 ADVANCED SETTING MODE............................................................................247
36.4.5 MODBUS SETTING MODE ...............................................................................249
36.4.6 INFRARED COMMUNICATION MODE..............................................................249
36.4.7 LOCKOUT SETTING MODE ..............................................................................250
36.4.8 LOOP TEST OUTPUT MODE ............................................................................250
36.5 CHARACTER SET .........................................................................................................251

847DAC OPERATING MANUAL EM-9518-B Rev.4
1. INTRODUCTION
1.1 BEFORE USE....
Thank you for choosing M-System. Before use, please check contents of the package you received as outlined below.
■PACKAGE INCLUDES
Digital panel meter
Accessories
Mounting bracket (2) Terminal cover (1) Watertight packing (1)
(tethered to the meter with a strap)
Engineering unit sticker label sheet (1) Instruction manual Ordering Information Sheet
NXXXXX
(included with the option code ‘/SET’ only)
■MODEL NO.
Conrm Model No. marking on the product to be exactly what you ordered.

947DAC OPERATING MANUAL EM-9518-B Rev.4
1.2 SAFETY PRECAUTIONS (that must be observed)
The following signs are used in this manual to provide precautions required to ensure safe usage of the unit. Please under-
stand these signs and graphic symbols, read the manual carefully and observe the description.
The following signs show seriousness of safety hazard or damage occurred when used wrongly with the signs ignored.
Indicates a potentially hazardous situation which, if not avoided, may result in
serious injury or death.
Indicates a potentially hazardous situation which, if not avoided, may result in
injury or in property damage.
Indicates prohibitions. Indicates mandatory cautions. Indicates cautions.
For safety, make sure that wiring is performed by qualied personnel only.
• Failure to do so may result in a re, electric shock or injury.
Do not touch the terminals while the power is on.
• Doing so may result in electric shock.
Check the connection diagram carefully before wire connection.
• Failure to do so may result in malfunction, a re or electric shock.
Provide safety measures outside of the unit to ensure safety in the whole system if an abnormality occurs due to mal-
function of the unit or another external factor affecting the unit’s operation.
Do not splash water on the unit except for the front panel installed correctly.
• Doing so may result in a re, electric shock or injury.
Stop using the unit immediately if smokes, unusual smell or abnormal noises come(s) from it.
• Using the unit continuously may result in a re or electric shock.
Stop using the unit if it is dropped or damaged.
• Using the unit continuously may result in a re or electric shock.

1047DAC OPERATING MANUAL EM-9518-B Rev.4
Tighten the terminal blocks and terminal block screws with a specied torque.
• Excessive fastening may result in damage of the screws and loose screws may occasionally result in ignition.
Do not throw the unit into the re.
• Doing so may result in rupture of the electronic component.
Never discompose or remodel the unit.
• Doing so may result in electric shock, malfunction or injury.
Do not connect or remove the unit while its power is on.
• Doing so may result in electric shock, malfunction or injury.
Do not allow ne shavings or wire scraps to enter the unit in machining screws or wiring.
• Doing so may result in malfunction of the unit.
Make sure to attach the terminal cover.
• Failure to do so may result in electric shock.
Do not pull the wires connecting to the unit.
• Doing so may result in electric shock, damage of the unit or injury.
Do not use the unit in an atmosphere where combustible gas is present.
• Doing so may result in inammation, ignition, or smoke.
Do not cover the ventilation slits with cables, etc.
• Doing so may result in malfunction or heating.