TDK-Lambda GH10-100 User manual

User Manual
™Series
Programmable DC Power Supplies
Half-Rack GH1kW/1.5kW in 1U Height
Full-Rack G1kW/1.7kW/2.7kW/3.4kW/5kW in 1U Height
GSP10kW/15kW in 2U/3U Height
Built-in LAN ( 1.5), USB, RS-232 & RS-485 Interfaces
Built-in Remote Isolated Analog Program/Monitor/Control Interface
Optional Interface: IEEE488.2 SCPI (GPIB), Modbus TCP or EtherCAT
Sie haben Fragen oder wünschen eine Beratung? Angebotsanfrage unter 07121 / 51 50 50 oder über [email protected]
Distributed by:

Series
Programmable DC Power Supplies
GH1kW in 1U Half-Rack 0-600V / 0-100A
GH1.5kW in 1U Half-Rack 0-600V / 0-150A
G1kW in 1U 0-600 / 0-100A
G1.7kW in 1U 0-600V / 0-170A
G2.7kW in 1U 0-600V / 0-265A
G3.4kW in 1U 0-600V / 0-340A
G5kW in 1U 0-600V / 0-500A
GSP10kW in 2U 0-600V / 0-1000A
GSP15kW in 3U 0-600V / 0-1500A
Built in compliant LAN, USB, RS-232 & RS-485 Interface
Optional Interface: IEEE488.2 (GPIB), MODBUS TCP or EtherCAT
USER MANUAL
For units equipped with MODBUS TCP interface option, refer to MODBUS TCP User manual IA761-04-04_.
For units equipped with EtherCAT interface option, refer to EtherCAT User manual IA761-04-05_.
Modbus® is a registered trademark of Schneider Electric, licensed to the Modbus Organization, Inc.
EtherCAT® is a registered trademark and patented technology, licensed by Beckhoff Automation GmbH,
Germany.
IA761-04-02D

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This Manual Covers Models:
1kW Half-Rack:
GH10-100 GH80-12.5 GHB10-100 GHB80-12.5
GH20-50 GH100-10 GHB20-50 GHB100-10
GH30-34 GH150-7 GHB30-34 GHB150-7
GH40-25 GH300-3.5 GHB40-25 GHB300-3.5
GH60-17 GH600-1.7 GHB60-17 GHB600-1.7
1.5kW Half-Rack:
GH10-150 GH80-19 GHB10-150 GHB80-19
GH20-75 GH100-15 GHB20-75 GHB100-15
GH30-50 GH150-10 GHB30-50 GHB150-10
GH40-38 GH300-5 GHB40-38 GHB300-5
GH60-25 GH600-2.6 GHB60-25 GHB600-2.6
1kW:
G10-100 G80-12.5 GB10-100 GB80-12.5
G20-50 G100-10 GB20-50 GB100-10
G30-34 G150-7 GB30-34 GB150-7
G40-25 G300-3.5 GB40-25 GB300-3.5
G60-17 G600-1.7 GB60-17 GB600-1.7
1.7kW:
G10-170 G80-21 GB10-170 GB80-21
G20-85 G100-17 GB20-85 GB100-17
G30-56 G150-11.2 GB30-56 GB150-11.2
G40-42 G300-5.6 GB40-42 GB300-5.6
G60-28 G600-2.8 GB60-28 GB600-2.8
2.7kW:
G10-265 G80-34 GB10-265 GB80-34
G20-135 G100-27 GB20-135 GB100-27
G30-90 G150-18 GB30-90 GB150-18
G40-68 G300-9 GB40-68 GB300-9
G60-45 G600-4.5 GB60-45 GB600-4.5

3.4kW:
G10-340 G80-42 GB10-340 GB80-42
G20-170 G100-34 GB20-170 GB100-34
G30-112 G150-22.5 GB30-112 GB150-22.5
G40-85 G300-11.5 GB40-85 GB300-11.5
G60-56 G600-5.6 GB60-56 GB600-5.6
5kW:
G10-500 G100-50 GB10-500 GB100-50
G20-250 G150-34 GB20-250 GB150-34
G30-170 G200-25 GB30-170 GB200-25
G40-125 G300-17 GB40-125 GB300-17
G50-100 G400-13 GB50-100 GB400-13
G60-85 G500-10 GB60-85 GB500-10
G80-65 G600-8.5 GB80-65 GB600-8.5
10kW:
GSP10-1000 GSP100-100 GBSP10-1000 GBSP100-100
GSP20-500 GSP150-68 GBSP20-500 GBSP150-68
GSP30-340 GSP200-50 GBSP30-340 GBSP200-50
GSP40-250 GSP300-34 GBSP40-250 GBSP300-34
GSP50-200 GSP400-26 GBSP50-200 GBSP400-26
GSP60-170 GSP500-20 GBSP60-170 GBSP500-20
GSP80-130 GSP600-17 GBSP80-130 GBSP600-17
15kW:
GSP10-1500 GSP100-150 GBSP10-1500 GBSP100-150
GSP20-750 GSP150-102 GBSP20-750 GBSP150-102
GSP30-510 GSP200-75 GBSP30-510 GBSP200-75
GSP40-375 GSP300-51 GBSP40-375 GBSP300-51
GSP50-300 GSP400-39 GBSP50-300 GBSP400-39
GSP60-255 GSP500-30 GBSP60-255 GBSP500-30
GSP80-195 GSP600-25.5 GBSP80-195 GBSP600-25.5

TABLE OF CONTENTS
GENERAL INFORMATION..............................................................................................................1
CHAPTER 1: FRONT/REAR PANEL CONTROL & CONNECTORS .................................................1
1.1 Introduction ............................................................................................................... 1
1.2 Front Panel Controls................................................................................................... 1
1.3 Front Panel Display and Indicators ............................................................................ 5
1.4 Blank Front Panel ....................................................................................................... 7
1.5 Rear Panel Connections and Controls........................................................................ 8
1.6 J1 Connector Terminal and Function ....................................................................... 10
1.7 Front Panel Display Messages.................................................................................. 12
1.8 Menu Navigation...................................................................................................... 13
1.8.1 Introduction ................................................................................................ 13
1.8.2 Exiting a Menu ............................................................................................ 18
1.9 Blank Front Panel (GB Series) - Basic Operation ...................................................... 19
1.9.1 USB Driver Installation (PC) ........................................................................ 19
1.9.2 Establish USB Communication.................................................................... 19
1.9.3 Set RS232 Communication Interface (Example)......................................... 20
1.9.4 Set 9600 Communication Baud Rate (Example)......................................... 20
1.9.5 Set Power Supply Communication Address (Example) .............................. 20
1.9.6 Set GEN Communication Language (Example) ........................................... 21
1.9.7 Configure to Genesys Power Supply Communication Settings 21
1.9.8 Reset Blank Front Panel Power Supply to Default Settings........................ 22
CHAPTER 2: LOCAL OPERATION...........................................................................................23
2.1 Introduction ............................................................................................................. 23
2.2 Load Connections Options ....................................................................................... 23
2.2.1 Connecting Single Loads, Local Sensing (Default) ...................................... 23
2.2.2 Connecting Single Loads, Remote Sensing ................................................. 24
2.2.3 Connecting Multiple Loads, Radial Distribution Method ........................... 25
2.2.4 Multiple Load Connection with Distribution Terminals ............................. 25
2.3 Constant Voltage Mode and Voltage Setting........................................................... 26
2.4 Constant Current Mode and Current Setting........................................................... 27
2.5 Automatic Crossover................................................................................................ 27
2.6 Output On/Off Control............................................................................................. 27
2.7 Safe-Start and Auto-Restart Modes......................................................................... 28
2.8 Viewing Software Revision....................................................................................... 28
2.9 Alarms and Protective Functions ............................................................................. 28
2.9.1 Introduction ................................................................................................ 28
2.9.2 Over Voltage Protection ............................................................................. 29
2.9.2.1 Resetting the OVP Circuit............................................................. 29
2.9.2.2 Activated OVP Alarm.................................................................... 30
2.9.3 Under Voltage Protection and Under Voltage Limit................................... 30
2.9.3.1 Activated UVP Alarm.................................................................... 31
2.9.4 Foldback Protection.................................................................................... 31
2.9.4.1 Activated FOLD Alarm.................................................................. 32
2.9.5 Protection Delay ......................................................................................... 32

2.9.6 Over Temperature Protection .................................................................... 32
2.9.7 AC Fail Alarm............................................................................................... 33
2.10 Series Operation....................................................................................................... 33
2.10.1 Series Connection for Increased Output Voltage ....................................... 34
2.10.2 Series Connection for Positive and Negative Output Voltage.................... 34
2.10.3 Remote Programming in Series Operation................................................. 35
2.11 Daisy-Chain Connection ........................................................................................... 36
2.11.1 Daisy In Function ........................................................................................ 36
2.12 Rear Panel (J1 Connector) Functions ....................................................................... 37
2.12.1 Interlock Function - Analog On/Off (Enable/Disable)................................. 37
2.12.1.1 Activated ILC Alarm...................................................................... 38
2.12.2 Enable In Function ...................................................................................... 38
2.12.2.1 Activated ENA Alarm.................................................................... 38
2.12.3 Enable_In Polarity....................................................................................... 38
2.12.4 Auxiliary Programmed Signals Prog_out_1 and Prog_out_2 ..................... 39
2.12.5 Power Supply OK Signal .............................................................................. 39
2.12.6 CV/CC Signal................................................................................................ 40
2.13 Parameter Setting Memory ..................................................................................... 40
2.13.1 Default Setting............................................................................................ 40
2.13.2 Reset ........................................................................................................... 41
2.13.3 Last Setting Memory................................................................................... 41
2.13.4 Save <1..4>.................................................................................................. 41
2.13.5 Recall <1..4>................................................................................................ 41
CHAPTER 3: REMOTE ANALOG PROGRAMMING ..................................................................44
3.1 Introduction ............................................................................................................. 44
3.2 Local/Remote Analog Control .................................................................................. 44
3.3 Local/Remote Analog Indication.............................................................................. 44
3.4 Remote Voltage Programming of Output Voltage and Current .............................. 45
3.5 Remote Resistor Programming of Output Voltage and Output Current ................. 46
3.6 Monitoring of Output Voltage (V_MON) and Current (I_MON) .............................. 47
CHAPTER 4: SERIAL RS232/RS485, USB & LAN INTERFACES ..................................................48
4.1 Introduction ............................................................................................................. 48
4.2 Configuration ........................................................................................................... 48
4.2.1 Default Setting............................................................................................ 48
4.2.2 Communication Interface Selection ........................................................... 48
4.2.3 Address Setting........................................................................................... 49
4.2.4 IP Address Setting....................................................................................... 49
4.2.5 Baud Rate Setting ....................................................................................... 50
4.2.6 Language Selection (RS232/RS485, USB).................................................... 50
4.2.7 Setting Unit in Remote, Local Lockout or Local Mode ............................... 51
4.3 Rear Panel RS232/RS485 IN Connector ................................................................... 52
4.4 Rear Panel RS485 OUT Connector............................................................................ 53
4.5 Connecting Power Supply to RS232 or RS485 BUS .................................................. 54
4.6 Rear Panel USB Connector ....................................................................................... 55
4.6.1 USB Getting Started.................................................................................... 55
4.7 Rear Panel LAN......................................................................................................... 56

4.7.1 Introduction ................................................................................................ 56
4.7.1.1 Feature Summary......................................................................... 56
4.7.2 Specifications.............................................................................................. 57
4.7.2.1 LAN Specifications........................................................................ 57
4.7.2.2 LAN Command Speed .................................................................. 59
4.7.3 Select the Control Method ......................................................................... 60
4.7.3.1 Control Method Options.............................................................. 60
4.7.3.2 Select LAN Remote Mode ............................................................ 60
4.7.3.3 LAN Status LEDs ........................................................................... 60
4.7.4 Connect to a Network................................................................................. 61
4.7.4.1 LAN Cable..................................................................................... 61
4.7.4.2 Types of Networks ....................................................................... 61
4.7.4.3 Power-up the LAN Power Supply................................................. 62
4.7.4.4 IP Addresses................................................................................. 63
4.7.4.5 Hostname..................................................................................... 63
4.7.4.6 Description and DNS Service Names............................................ 64
4.7.5 LAN Setup ................................................................................................... 65
4.7.5.1 View the IP and MAC Addresses.................................................. 65
4.7.5.2 Change the IP Address ................................................................. 65
4.7.5.3 LAN Reset..................................................................................... 66
4.7.6 Web Pages .................................................................................................. 67
4.7.6.1 Benefits of Web Pages ................................................................. 67
4.7.6.2 Opening the HOME Page ............................................................. 67
4.7.6.3 The Home Page............................................................................ 68
4.7.6.4 Login Rules ................................................................................... 69
4.7.6.5 DC Power Page............................................................................. 70
4.7.6.6 LAN Page ...................................................................................... 73
4.7.6.7 HELP Page .................................................................................... 77
4.7.7 Programming Using VISA Drivers................................................................ 77
4.7.7.1 VISA Description........................................................................... 77
4.7.7.2 VXI-11 Compatibility .................................................................... 77
4.7.7.3 Opening a VISA Connection ......................................................... 78
4.7.7.4 Communicating Using VISA.......................................................... 78
4.7.8 Programming Using Sockets ....................................................................... 78
4.7.8.1 Socket Description ....................................................................... 78
4.7.8.2 Communicating Using Sockets..................................................... 78
4.7.8.3 Controller Access: Single and Multiple Clients ............................ 78
4.7.8.4 Input Buffer Requirements .......................................................... 79
4.7.8.5 Message Terminators .................................................................. 79
4.7.8.6 Using TCP Sockets ........................................................................ 80
4.7.8.7 Using UDP Sockets ....................................................................... 80
4.7.9 Connecting Over WAN................................................................................ 80
4.7.9.1 View Web Pages Over WAN......................................................... 80
4.7.9.2 Use Sockets Over WAN ................................................................ 80
4.8 Multi Power Supply Connection (Daisy-Chain) to RS232, RS485, USB or LAN......... 81
4.9 GEN Protocol (GEN series communication language).............................................. 83
4.9.1 Data Format................................................................................................ 83
4.9.2 End of Message........................................................................................... 83
4.9.3 Command Repeat ....................................................................................... 83
4.9.4 Checksum.................................................................................................... 83

4.9.5 Acknowledge .............................................................................................. 84
4.9.6 Backspace ................................................................................................... 84
4.10 GEN Command Set Description................................................................................ 84
4.10.1 General Guides ........................................................................................... 84
4.10.2 Numeric / Data Type Parameters ............................................................... 84
4.10.3 Command Set Categories ........................................................................... 84
4.10.4 Identification Commands ........................................................................... 85
4.10.5 Initialization Commands ............................................................................. 85
4.10.6 Output Commands ..................................................................................... 86
4.10.7 Global Output Commands .......................................................................... 89
4.10.8 Auxiliary Commands ................................................................................... 92
4.10.9 Status Commands....................................................................................... 93
4.11 Serial Communication Test Set-Up .......................................................................... 95
4.12 SCPI Protocol ............................................................................................................ 96
4.12.1 Data Format................................................................................................ 96
4.12.2 End of Command ........................................................................................ 96
4.12.3 Checksum.................................................................................................... 96
4.12.4 SCPI Requirements ..................................................................................... 96
4.12.5 SCPI Command Hierarchy ........................................................................... 97
4.12.6 Header ........................................................................................................ 97
4.12.7 Data Formats .............................................................................................. 97
4.12.8 Commands Notes ....................................................................................... 98
4.13 SCPI Common Commands........................................................................................ 98
4.14 SCPI Subsystem Commands ................................................................................... 103
4.14.1 Display Subsystem .................................................................................... 103
4.14.2 Initiate Subsystem .................................................................................... 104
4.14.3 Instrument Subsystem.............................................................................. 104
4.14.4 Global Subsystem ..................................................................................... 105
4.14.5 Measure Subsystem.................................................................................. 105
4.14.6 Output Subsystem .................................................................................... 106
4.14.7 Program Subsystem.................................................................................. 108
4.14.8 Source Subsystem..................................................................................... 112
4.14.9 STATus Subsystem .................................................................................... 117
4.14.10 SYSTem Subsystem ................................................................................... 120
4.14.11 TRIGger Subsystem................................................................................... 126
4.15 SCPI Commands Summary ..................................................................................... 127
CHAPTER 5: ADVANCED FUNCTIONS .................................................................................130
5.1 Sequencer............................................................................................................... 130
5.1.1 LIST Mode ................................................................................................. 130
5.1.2 WAVE Mode.............................................................................................. 131
5.1.3 Sequencer Functions ................................................................................ 132
5.1.3.1 Counter ...................................................................................... 132
5.1.3.2 Dwell .......................................................................................... 132
5.1.3.3 Time ........................................................................................... 132
5.1.3.4 Load............................................................................................ 132
5.1.3.5 Store........................................................................................... 132
5.1.3.6 Step ............................................................................................ 133
5.1.3.7 Continuous................................................................................. 133

5.1.3.8 Abort .......................................................................................... 133
5.1.4 Sequencer Setting Memory ...................................................................... 134
5.2 Trigger System........................................................................................................ 134
5.2.1 Trigger Initialize ........................................................................................ 134
5.2.2 Trigger In................................................................................................... 135
5.2.3 Trigger Out................................................................................................ 135
5.2.4 Trigger Delay............................................................................................. 135
5.3 Sequencer + Trigger System Examples................................................................... 136
5.3.1 WAVE Mode Voltage Programming via Communication Example........... 136
5.3.2 WAVE Mode Execution via Communication Example .............................. 136
5.3.3 WAVE Mode Execution via Front Panel Example ..................................... 136
5.3.4 LIST Mode Example................................................................................... 137
5.3.5 WAVE Mode Example ............................................................................... 138
5.4 Internal Resistance................................................................................................. 139
5.5 Constant Power Limit............................................................................................. 140
5.6 Preload Control ...................................................................................................... 141
5.7 OCL – Analog Programming Over Current Limit .................................................... 142
5.7.1 OCL Example (10Volts, 500Amperes supply)............................................ 142
5.8 Slew-Rate Control .................................................................................................. 143
5.9 Advanced Parallel................................................................................................... 144
5.9.1 Advanced Parallel Connection (System Assembly)................................... 144
5.9.2 Advanced Parallel Dis-Connection (System Dis-Assembly) ...................... 144
5.9.3 Load Connection....................................................................................... 144
5.9.4 Advanced Parallel System Acknowledge .................................................. 146
5.9.4.1 Acknowledge via the front panel............................................... 146
5.9.4.2 Acknowledge via communication.............................................. 146
5.9.4.3 Acknowledge via communication (Blank Panel master power
supply) ................................................................................................... 146
5.9.5 Advanced Parallel operation .................................................................... 147
5.9.6 Slave units operation in Advanced Parallel connection ........................... 147
5.9.7 Advanced Parallel fault system................................................................. 147
5.9.8 Advanced Parallel Errors........................................................................... 147
5.9.9 Advanced Parallel system identification (*idn?) ...................................... 148
5.9.10 Advanced Parallel memory settings ......................................................... 148
5.9.10.1 Single or Master roles non-volatile memory parameters.......... 148
5.9.10.2 Slave role non-volatile memory parameters ............................. 150
5.10 Communication Watchdog .................................................................................... 152
5.10.1 Activated Communication Watchdog Timeout ........................................ 152
5.11 Boolean Commands Return Value ......................................................................... 153
CHAPTER 6: STATUS, FAULT AND SRQ REGISTERS ..............................................................154
6.1 General................................................................................................................... 154
6.2 SCPI Language ........................................................................................................ 154
6.2.1 SCPI Register Tree..................................................................................... 154
6.2.2 Questionable Condition (Fault Register) Group Structure ....................... 155
6.2.3 Operational Condition (Status Register) Group Structure........................ 156
6.2.4 Standard Event Status Group Structure ................................................... 157
6.2.5 Output Queue........................................................................................... 158
6.2.6 Error Queue .............................................................................................. 158

6.2.7 Service Request Enable Group Structure.................................................. 161
6.2.8 Determining the Cause of a Service Interrupt.......................................... 162
6.3 GEN Language ........................................................................................................ 163
6.3.1 GEN Register Tree..................................................................................... 163
6.3.2 Questionable Group (Fault Register) Structure........................................ 164
6.3.3 Operational Group (Status Register) Structure ........................................ 165
6.3.4 Command Error (“Cxx”) ............................................................................ 165
6.3.5 Execution Error (“Exx”) ............................................................................. 166
6.3.6 Service Request (SRQ) .............................................................................. 166
CHAPTER 7: IEEE OPTION ..................................................................................................167
7.1 General................................................................................................................... 167
7.2 IEEE-488.2 Interface............................................................................................... 167
7.3 Point to Point Connection...................................................................................... 167
7.4 Multi Drop Connection........................................................................................... 168
7.4.1 Selecting a Single Power Supply in a Multi Drop Chain............................ 168
7.5 Communication Cables .......................................................................................... 169
7.6 IEEE Controller Configuration ................................................................................ 169
7.7 Power Supply Configuration .................................................................................. 169
7.8 Execution Time....................................................................................................... 169
7.9 Communication Example ....................................................................................... 170
CHAPTER 8: MAINTENANCE ..............................................................................................172
8.1 Introduction ........................................................................................................... 172
8.2 Units under Warranty ............................................................................................ 172
8.3 Periodic Maintenance ............................................................................................ 172
8.4 Adjustments and Calibration.................................................................................. 172
8.5 Parts Replacement and Repairs ............................................................................. 172
8.6 Troubleshooting ..................................................................................................... 173
8.7 Fuse Rating............................................................................................................. 174
8.1 Einleitung ............................................................................................................... 175
CHAPTER 9: INDEX ............................................................................................................178

1
GENERAL INFORMATION
Documentation (including this Manual) is subject to change without notice. Refer to TDK-Lambda Technical Data
web page for an up-to-date documentation and optional communication interfaces user manuals (including
MODBUS-TCP and EtherCAT):
https://www.emea.lambda.tdk.com/uk/technical-data/data.aspx?resource=Installation-Manuals
Drivers and GUIs are updated periodically to support new features. Refer to TDK-Lambda Technical Centre web
page for up-to-date drivers and GUIs:
https://www.emea.lambda.tdk.com/uk/technical-centre/software-tools.aspx
CHAPTER 1: FRONT/REAR PANEL CONTROL & CONNECTORS
1.1 Introduction
The power supply series has a full set of controls, indicators and connectors that allow
the user to setup and operate the unit. Before starting to operate the unit, please read the following
sections for an explanation of the functions, controls and connector terminals.
• Section 1.2: Front Panel Controls
• Section 1.3: Front Panel Display and Indicators
• Section 1.4: Blank Front Panel
• Section 1.5: Rear Panel Connections and Controls
• Section 1.6: J1 Connector Terminal and Function
1.2 Front Panel Controls
Refer to Figure 1–1 and Table 1-1 for description of the Front Panel controls.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
1
3
4
5
6
8
2
7
9
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
2

2
Figure 1–1: Front Panel Controls
No.
Control/Indicator
Description
1
Power Switch
POWER ON/OFF control.
2
Power Supply Model
Model, Voltage & Current Identifier.
3 Voltage Encoder and
Button
Encoder: A high-resolution detent rotary Encoder adjusting the output
voltage and navigating menu.
Button: An auxiliary function to accept the voltage-setting value in Preview
mode.
4 Voltage Display 4-digit 16-segment Voltage display.
Normally displays the output voltage.
In Preview mode, the display indicates the setting of the output voltage.
In Menu navigation, the display indicates the selected function.
5
Operation Mode Indicator
CV/CC/CP Operation mode indicator.
6 Current Display 4-digit 16-segment Current display.
Normally displays the output current.
In Preview mode, the display indicates the setting of the output current.
In menu navigation, the display indicates the selected parameter.
7 Indicators Bar Refer to Figure 1–2 and Table 1-2: Front Panel Display and Indicators for
description of the front panel Indicators bar.
8 Current Encoder and
Button
Encoder: A high-resolution detent rotary Encoder adjusting the output
current and navigating menu.
Button: An auxiliary function to accept the current-setting value, select
menu level, and set parameter value.
9
BACK Button
Return one step back in menu navigation mode.
1
3
4
5
6
8
2
7
9
10
11
12
13
14
15
16
17

3
No.
Control/Indicator
Description
10 PROG Button / Indicator Activates the Program / Sequencer menu.
The Program menu provides Sequencer function control, Trigger function
control, and loads a sequence stored inside the power supply memory.
Green LED lights when Program menu is active. If Program menu is active,
press PROG button to exit to the main display. *
11 SYST / Lock Front Panel
Button / Indicator
Activates the System menu.
The System menu provides output sensing point selection (Local / Remote
sense), Interlock function control, Enable function control, Power Supply OK
signal control, SAVE/RECALL power supply configuration, Programmable
Signals control, Preload function control, Display brightness & dimming
function control, and reset power supply settings.
Green LED lights when System menu is active.
If System menu is active, press the SYST button to exit to the main menu.
Lock / Unlock Front Panel buttons by pressing the SYST button, followed by
current encoder press. *
12 CONF Button / Indicator Activates the Configuration menu.
The Configuration menu provides power supply start mode control, Voltage
& Current source control, Analog Programming / Monitoring range selection,
Internal Resistance function, Constant power limit function, and Slew-Rate
control function.
Green LED lights when the Configuration menu is active.
If Configuration menu is active, press the CONF button to exit to the main
menu. *
13 PROT Button / Indicator Activates the Protection menu.
The Protection menu provides OVP setting, UVL setting, UVP function
control, Foldback function control, and OCL function ON/OFF control.
Green LED lights when the Protection menu is active.
If Protection menu is active, press the PROT button to exit to the main
menu. *

4
No.
Control/Indicator
Description
14 COMM Button / Indicator Activates the Communication menu.
The Communication menu provides communication interface selection,
power supply address selection, LAN settings control, communication baud-
rate selection, communication language selection, and software revision
information.
Green LED lights when Communication menu is active.
If Communication menu is active, press the COMM button to exit to the
main menu. *
15 FINE Button / Indicator Voltage/Current Fine/Coarse adjustment control.
Operates as a toggle switch.
In the Fine mode, Voltage and Current encoders operate in high-resolution
mode.
In the Coarse mode, Voltage and Current encoders operate in standard-
resolution (approx. 3 turns for full voltage/current rated scale).
Green LED lights when the unit is in Fine mode.
16 PREV Button /Indicator Press the PREV button to display the Output Voltage and Current Limit
settings.
The display shows the settings for 5 seconds.
If buttons are not pressed for 5 seconds, the display returns back to show
actual output voltage and current.
If Voltage or Current values are changed, and there is no keypress for 15
seconds, the display returns back to show actual output Voltage and
Current.
Green LED lights when PREV mode is active.
17 OUT Button /Indicator Output ON/OFF control. Press OUTPUT to set the output ON or OFF.
Green LED lights when DC Output is enabled.
Red LED blinks in case of an alarm. Refer to Section 2.9 Alarms and
Protective Functions.
Table 1-1: Front Panel Controls
NOTE
* If a menu is active, and there is no key press within 15 seconds, power supply returns to the
main display (OFF or actual Voltage and Current display).

5
1.3 Front Panel Display and Indicators
Refer to Figure 1–2 and Table 1-2 for description of the Front Panel display and indicators.
Figure 1–2: Front Panel Display and Indicators
No.
Control/Indicator
Description
1 Voltage Display 4-digit 16-segment Voltage display.
Normally displays the output voltage.
In preview mode, the display indicates the program setting of the output
voltage.
In menu navigation, the display indicates the selected function.
2
Operation Mode Indicator
CV/CC/CP operation mode indicator.
3 Current Display 4-digit 16-segment Current display.
Normally displays the output current.
In preview mode, the display indicates the program setting of the output
current.
In menu navigation, the display indicates the selected parameter.
4 LFP Indicator Locked Front Panel indicator.
LFP is on if the Front Panel is locked.
5 AUTO Indicator AUTO-Start indicator.
AUTO is on if the Auto-Start mode is active.
6 SAFE Indicator SAFE-Start indicator.
SAFE is on, if the Safe-Start mode is active.
7 FOLD VI Indicator Foldback indicator.
FOLD V is on if Foldback CV is active.
FOLD I is on if Foldback CC is active.

6
No.
Control/Indicator
Description
8 Power / Address Indicator If power supply output is ON, actual output power is displayed.
If power supply output is OFF, power supply address is displayed.
* The address is displayed while Communication menu is active, regardless
of the power supply output state.
9 ext V / ext I Indicators External Voltage / External Current Analog Programming Indicators.
ext V is on if Analog Voltage Programming channel is active.
ext I is on if Analog Current Programming channel is active.
10 REM Indicator REMOTE indicator.
REM is on if power supply is controlled by a remote communication
(RS232/485, USB, LAN, OPTional).
11 RS Indicator Recommended Standard indicator.
RS232 or RS485 communication type is selected.
12 USB Indicator Universal Serial Bus indicator.
USB communication type is selected.
13 LAN Indicator Local Area Network indicator.
LAN communication type is selected.
14 OPT Indicator Optional communication type indicator.
Optional communication type is selected.
15 TRIG Indicator Trigger Indicator.
TRIG is on if the trigger-in is enabled and initialized.
Power supply is ready to receive trigger-in signal.
16 Active Memory-Cell
Indicator
Display active memory cell.
1,2,3,4 – A sequence is loaded from cells 1,2,3 or 4
_ - A sequence is loaded from a PC
The Indicator is blinking if a sequence is running.
Table 1-2: Front Panel Display and Indicators

7
1.4 Blank Front Panel
Refer to Figure 1–3 and Table 1-3 for description of the Blank Front Panel controls and Indicators.
Figure 1–3: Blank Front Panel Controls
No.
Connection
Description
1
Power Switch
POWER ON/OFF control.
2
Power Supply Model
Model, Voltage & Current Identifier.
3 Power LED Power supply ON/OFF status LED.
Green LED lights when power supply is ON (Power Switch ON).
4 REM LED REMOTE status LED.
Green LED lights if power supply is controlled by a remote communication
(RS232/485, USB, LAN, OPTional).
5 OUT LED Output ON/OFF status LED.
Green LED lights when DC Output is enabled.
Red LED blinks in case of an alarm. Refer to Section 2.9 Alarms and
Protective Functions.
Table 1-3: Blank Front Panel Controls
NOTE
Refer to section 1.9 for basic operation of Blank Front Panel power supply.
1
2
3
4
5
POWER
REM
OUT
1
2
2
3
4
5

8
1.5 Rear Panel Connections and Controls
Refer to Figure 1–4 and Table 1-4 for description of the Rear Panel connections and controls.
Figure 1–4: Rear Panel Connection and Controls
No.
Connection
Description
1 AC Input Connector Connector type:
1kW 1-Phase: 6110.4310 SCHURTER (IEC C16).
1.5kW ~ 3.4kW 1-Phase: PC 5/ 3-G-7,62 PHOENIX CONTACT (shown).
2.7kW ~ 5kW 3-Phase: PC 5/ 4-G-7,62 PHOENIX CONTACT (shown).
10kW ~ 15kW: DFK—PC 16/ 4-ST-10,16 PHOENIX CONTACT (shown).
2 Ground Stud Functional Ground connection: M3x8 Sems screw for Half-Rack, M4x8 Stud
for Full-Rack.
3 DC Output Bus-Bar /
Connector
Bus-bars for 10V to 100V models.
1
3
4
6
5
2
8
7
9
10
11
12
3
1
4
2
6
5
8
7
9
12
11
10
2
6
3
1
2
4
6
5
8
7
9
12
11
10
6
2
2
13
13
13
1
2
3
4
5
6
7
8
9
10
11
12

9
No.
Connection
Description
150V to 600V Connector type:
GIC 2.5/ 4-G-7,62 PHOENIX CONTACT for Half-Rack models.
IPC 5/ 4-GF-7,62 PHOENIX CONTACT for Full-Rack up to 5kW models.
DFK-IPC 16/ 4-STF-10,16 PHOENIX CONTACT for 10kW ~ 15kW models.
4 Remote Sense Connector A Connector for remote sensing connections.
Connect to the load for regulation of the load voltage and compensation of
load wire drop.
5 Reset Button Set default power supply settings (Factory Reset).
Refer to Table 2-6 & Table 2-7.
Firmware revision 02.105 and below:
Press and hold Reset Button between 5 to 10 seconds, default
communication interface following reset is set to USB.
Firmware revision 02.106 and above:
Press and hold Reset Button up to 5 seconds, default communication
interface following reset is set to USB.
Press and hold Reset Button above 5 seconds, default communication
interface following reset is set to optional communication interface (i.e.
IEEE, MODBUS-TCP or EtherCAT).
* Power Switch must be set to ON position.
6
Paralleling Connectors
Master/Slave connectors, mini I/O type
7 LAN Connector +
Indicators *
LAN interface connector, RJ-45 type + LAN status indicators.
Green LED on RJ45 connector – Link / Activity.
Amber LED on RJ45 connector – Speed. Lit – 100Mbps, otherwise 10Mbps.
Green status indicator (close to RJ45) – Connection active.
Red status indicator (close to RJ45) – LAN fault / Not connected.
8 Serial In Connector RJ-45 type connector, used for connecting power supplies to RS232 or
RS485 port of a computer for remote control purposes. When using several
power supplies in a power system, the first unit Serial-In is connected to the
computer and the remaining units are chained, Remote-Out to Remote-In.
9 Serial Out Connector RJ-45 type connector, used for chaining power supplies to/from a serial
communication bus.
10
USB Connector
USB interface connector, type B.