APS 42L Series User manual

Operation Manual
42L Series – Rev 1.2 P/N 160906-10
42LSeries
ProgrammableDCLoad
ADAPTIVE Power Systems
Worldwide Supplier of Power Equipment
TM
Copyright 2014, Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.

CONTENTS
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CONTENTS
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2014 by Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.
42L Series Modular DC Load Operation Manual Page 3 of 88
Table of Contents
1Contact Information ...................................................................................................................8
2Front Matter...............................................................................................................................9
2.1 Limited Warranty .................................................................................................................................... 9
2.2 Service and Spare Parts Limited Warranty ............................................................................................ 9
2.3 Safety Information................................................................................................................................... 9
2.4 Safety Notices ........................................................................................................................................ 11
3Product Overview.....................................................................................................................13
3.1 General Description............................................................................................................................... 13
3.2 Operating Modes .................................................................................................................................. 13
3.2.1 Constant Current Mode ................................................................................................................................... 14
3.2.2 Constant Resistance Mode .............................................................................................................................. 14
3.2.3 Constant Voltage Mode ................................................................................................................................... 14
3.2.4 Constant Power Mode ..................................................................................................................................... 15
3.3 Static versus Dynamic Operating Modes ............................................................................................. 15
3.3.1 Programmable Parameters.............................................................................................................................. 16
3.3.2 Slew Rates ......................................................................................................................................................... 16
3.3.3 Determining Actual Transition Times .............................................................................................................. 17
3.4 Current Read-back................................................................................................................................. 19
3.5 Analog Input Mode ............................................................................................................................... 19
3.6 Product Features ................................................................................................................................... 19
3.7 Accessories Included ............................................................................................................................. 20
3.7.1 Accessory Installation ....................................................................................................................................... 21
3.8 Interface Options................................................................................................................................... 22
4Technical Specifications............................................................................................................23
4.1 Operating Ranges .................................................................................................................................. 23
4.2 Operating Modes .................................................................................................................................. 23
4.3 Protection Modes.................................................................................................................................. 23
4.4 Dynamic Operation Mode .................................................................................................................... 24
4.5 Metering ................................................................................................................................................ 24
4.6 Miscellaneous ........................................................................................................................................ 24
4.7 AC Input & Cooling ................................................................................................................................ 24
4.8 Dimensions & Weight ........................................................................................................................... 25
4.9 Environmental ....................................................................................................................................... 25
4.10 Voltage versus Current Operating Envelope Charts............................................................................ 26
4.10.1 Model 42L0860 V-I Curves ............................................................................................................................... 27
4.10.2 Model 42L0824 V-I Curves ............................................................................................................................... 28
4.10.3 Model 42L0803 V-I Curves ............................................................................................................................... 29
5Unpacking and Installation .......................................................................................................30
5.1 Inspection .............................................................................................................................................. 30
5.2 Load Module Installation and Removal in Mainframe........................................................................ 30
5.2.1 Module Removal .............................................................................................................................................. 30
5.2.2 Module Installation .......................................................................................................................................... 31
5.3 Cleaning.................................................................................................................................................. 32
5.4 Powering Up .......................................................................................................................................... 32
5.5 In Case of Malfunction .......................................................................................................................... 32
5.6 Load Connections.................................................................................................................................. 33

CONTENTS
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2014 by Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.
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5.7 Analog Programming Input................................................................................................................... 34
5.8 Load Current Slew Rate......................................................................................................................... 34
6Front Panel Operation ..............................................................................................................36
6.1 Front Panel Layout ................................................................................................................................ 36
6.2 User Controls and Readouts ................................................................................................................. 37
6.3 Operating Flowchart for 42L Series Load Modules ............................................................................. 59
6.4 Go/NoGo LIMIT Testing ........................................................................................................................ 60
6.4.1 Limits ................................................................................................................................................................. 60
6.4.2 Go/NoGo Testing in CC Mode.......................................................................................................................... 60
6.4.3 Go/NoGo Testing in CC Dynamic Mode .......................................................................................................... 61
6.4.4 Go/NoGo Testing in CR Mode.......................................................................................................................... 61
6.4.5 Go/NoGo Testing in CV Mode ......................................................................................................................... 62
6.4.6 Go/NoGo Testing in CP Mode.......................................................................................................................... 62
6.5 Initial Power-on Settings ....................................................................................................................... 63
6.5.1 Model 42L0860 Power-on Settings ................................................................................................................. 63
6.5.2 Model 42L0824 Initial Settings......................................................................................................................... 64
6.5.3 Model 42L0803 Initial Settings......................................................................................................................... 64
7Load Connections, Applications and Protection Features.........................................................65
7.1 INPUT Terminals .................................................................................................................................... 65
7.1.1 Banana Jack Connectors................................................................................................................................... 65
7.1.2 Y-hook / Spade Lug Terminals.......................................................................................................................... 65
7.1.3 Lead Wire Insertion .......................................................................................................................................... 65
7.1.4 Banana Jack Connector and Spade Lug Terminals.......................................................................................... 66
7.1.5 Plug Connector and Lead Wire Insertion ........................................................................................................ 66
7.2 Wire Size ................................................................................................................................................ 66
7.2.1 Wire Size Guidelines ......................................................................................................................................... 67
7.3 Connecting a UUT.................................................................................................................................. 68
7.4 Polarity and Ground – Multiple Output Power Supplies..................................................................... 69
7.5 Voltage Sense Input Terminals ............................................................................................................. 70
7.6 Parallel Operation.................................................................................................................................. 71
7.6.1 Parallel Mode Connection................................................................................................................................ 71
7.6.2 Allowable Operating Modes ............................................................................................................................ 71
7.6.3 Exceptions ......................................................................................................................................................... 71
7.7 Series Operation .................................................................................................................................... 71
7.8 Zero-Voltage Loading ............................................................................................................................ 72
7.9 Protection Features............................................................................................................................... 73
7.9.1 Over Voltage Protection................................................................................................................................... 73
7.9.2 Over Current Protection................................................................................................................................... 73
7.9.3 Over Power Protection..................................................................................................................................... 73
7.9.4 Over Temperature Protection ......................................................................................................................... 74
7.9.5 Reverse Polarity Protection Indication ............................................................................................................ 74
8Auto Sequence Programming Examples ...................................................................................75
8.1 Overview................................................................................................................................................ 75
8.2 Edit Mode .............................................................................................................................................. 75
8.3 Test Mode.............................................................................................................................................. 76
8.4 AUTO TEST SEQUENCE Example .......................................................................................................... 77
9Short Circuit, OPP and OCP Test Examples ...............................................................................79
9.1 Overview................................................................................................................................................ 79
9.2 SHORT Test ............................................................................................................................................ 79

CONTENTS
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2014 by Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.
42L Series Modular DC Load Operation Manual Page 5 of 88
9.3 OPP Test................................................................................................................................................. 80
9.4 OCP Test................................................................................................................................................. 81
10 Remote Control Programming..................................................................................................82
10.1 Overview................................................................................................................................................ 82
11 Calibration ................................................................................................................................83
11.1 Overview................................................................................................................................................ 83
11.2 Calibration Interval................................................................................................................................ 83
11.3 Calibration Coefficients ......................................................................................................................... 83
11.4 Calibration Procedures.......................................................................................................................... 83
12 CE MARK Declaration of Conformity.........................................................................................84
13 RoHS Material Content Declaration..........................................................................................85
Index ...............................................................................................................................................86

CONTENTS
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2014 by Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.
42L Series Modular DC Load Operation Manual Page 6 of 88
Table of Tables
Table 3-1: Dynamic Current Mode Parameters....................................................................................................16
Table 3-2: Included Accessories ...........................................................................................................................20
Table 6-1: Front Panel Display and Keyboard Functions ......................................................................................58
Table 6-3: Model 42L0860 – CH A - Power-on Settings........................................................................................63
Table 6-3: Model 42L0860 – CH B - Power-on Settings........................................................................................63
Table 6-4: Model 42L0824 – CH A & CH B - Power-on Settings............................................................................64
Table 6-5: Model 42L0803 Power-on Settings .....................................................................................................64
Table 7-1: Load Wire Size Table............................................................................................................................67
Table 7-2: Multiple Output DC Supply Polarity Connection .................................................................................69
Table 9-1: Auto-Test Sequence Example Values ..................................................................................................77

CONTENTS
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2014 by Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.
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Table of Figures
Figure 3-1: Dynamic Current Wave Form .............................................................................................................15
Figure 3-2: Rise Time Performance Limits ............................................................................................................17
Figure 3-3: 42L Series Accessories ........................................................................................................................20
Figure 3-4: Load and sense connections using Y-hooks/spade lugs .....................................................................21
Figure 3-5: Load and sense connections using banana plugs - insertion .............................................................21
Figure 3-6: Load and sense connections using banana plugs - inserted ..............................................................22
Figure 5-3: Load Module Removal........................................................................................................................31
Figure 5-4: Location and Pin-out of Analog Programming Input Connector ........................................................34
Figure 5-7: Effect of Current Slew Rate Settings on Power Supply Testing..........................................................35
Figure 6-1: 44M04 Chassis with 41L0630 Series Loads Front Panel View ............................................................36
Figure 6-2: Front Panel User Controls and Indicators ..........................................................................................37
Figure 6-3: Operation Flow Chart - 42L Series Load Module................................................................................59
Figure 6-4: LIMIT Test in CC Mode........................................................................................................................60
Figure 6-5: LIMIT Test in Dynamic CC Mode.........................................................................................................61
Figure 6-6: LIMIT Test in CR Mode .......................................................................................................................61
Figure 6-7: LIMIT Test in CV Mode .......................................................................................................................62
Figure 6-8: LIMIT Test in CP Mode........................................................................................................................62
Figure 7-1: Doubling wire size using spade lugs ...................................................................................................66
Figure 7-2: DC Load Connection with Internal Voltage Sense..............................................................................70
Figure 7-3: DC Load Connection with External Voltage Sense .............................................................................70
Figure 7-7: Parallel Load Connection....................................................................................................................71
Figure 7-8: Zero Volt Load Connection .................................................................................................................72
Figure 9-1: Auto-Test Sequence Example Illustration ..........................................................................................77

SECTION 1: CONTACT INFORMATION
1Contact Information
AMERICA/CANADA
Adaptive Power Systems
Irvine, USA
Phone: [phone]
Fax: [phone]
Email: suppo[email protected]om
EUROPE
Caltest Instruments Ltd.
Guildford, United Kingdom
Phone: [phone]
Fax: [phone]
Email: suppo[email protected]om
CHINA
PPST Shanghai Co. Ltd.
Shanghai, China
Phone: [phone]
Fax: [phone]
Email: suppo[email protected]om
Web: http://www.adaptivepower.com

SECTION 2: FRONT MATTER
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2014 by Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.
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2Front Matter
2.1 Limited Warranty
Adaptive Power Systems, Inc. (APS) warrants each unit to be free from defects in material
and workmanship. For the period of one (1) year from the date of shipment to the
purchaser, APS will either repair or replace, at its sole discretion, any unit returned to the
APS factory in Irvine, California or one of its designated service facilities. It does not cover
damage arising from misuse of the unit or attempted field modifications or repairs. This
warranty specifically excludes damage to other equipment connected to this unit.
Upon notice from the purchaser within (30) days of shipment of units found to be defective
in material or workmanship, APS will pay all shipping charges for the repair or replacement.
If notice is received more than thirty (30) days from shipment, all shipping charges shall be
paid by the purchaser. Units returned on debit memos will not be accepted and will be
returned without repair.
This warranty is exclusive of all other warranties, expressed or implied.
2.2 Service and Spare Parts Limited Warranty
APS warrants repair work to be free from defects in material and workmanship for the
period of ninety (90) days from the invoice date. This Service and Spare Parts Limited
Warranty applies to replacement parts or to subassemblies only. All shipping and packaging
charges are the sole responsibility of the buyer. APS will not accept debit memos for
returned power sources or for subassemblies. Debit memos will cause return of power
sources or assemblies without repair.
This warranty is exclusive of all other warranties, expressed or implied.
2.3 Safety Information
This chapter contains important information you should read BEFORE attempting to install
and power-up APS Equipment. The information in this chapter is provided for use by
experienced operators. Experienced operators understand the necessity of becoming
familiar with, and then observing, life-critical safety and installation issues. Topics in this
chapter include:
•Safety Notices
•Warnings
•Cautions
•Preparation for Installation
•Installation Instructions
Make sure to familiarize yourself with the SAFETY SYMBOLS shown on the next page. These
symbols are used throughout this manual and relate to important safety information and
issues affecting the end user or operator.

SECTION 2: FRONT MATTER
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2014 by Adaptive Power Systems, Inc. (APS) • All Rights Reserved • No reproduction without written authorization from APS.
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SAFETY SYMBOLS
Direct current (DC)
Alternating current (AC)
Both direct and alternating current
Three-phase alternating current
Off (Supply)
On (Supply)
Protective Earth (ground) terminal
Caution: Refer to this manual before this Product.
Caution, risk of electric shock
Fuse