TDK-Lambda G+1U 5kW User Manual
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TDK-Lambda G+1U 5kW User Manual

Built-in lan ( 1.5), usb, rs-232 & rs-485 interfaces built-in remote isolated analog program/monitor/control interface optional interface: is420, ieee488.2 scpi (gpib), modbus tcp or ethercat
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Series
Programmable DC Power Supplies
Half-Rack GH1kW/1.5kW in 1U Height
Full-Rack G1kW/1.7kW/2.7kW/3.4kW/5kW/7.5kW in 1U Height
GSP10kW/15kW in 2U/3U Height
GSPL15kW/22.5kW in 2U/3U Height
GSPS30kW/45kW/60kW in 20U Height
Built-in LAN (
1.5), USB, RS-232 & RS-485 Interfaces
Built-in Remote Isolated Analog Program/Monitor/Control Interface
Optional Interface: IS420, IEEE488.2 SCPI (GPIB), Modbus TCP or EtherCAT
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Summary of Contents for TDK-Lambda G+1U 5kW

  • Page 1 ™ Series Programmable DC Power Supplies Half-Rack GH1kW/1.5kW in 1U Height Full-Rack G1kW/1.7kW/2.7kW/3.4kW/5kW/7.5kW in 1U Height GSP10kW/15kW in 2U/3U Height GSPL15kW/22.5kW in 2U/3U Height GSPS30kW/45kW/60kW in 20U Height Built-in LAN ( 1.5), USB, RS-232 & RS-485 Interfaces Built-in Remote Isolated Analog Program/Monitor/Control Interface Optional Interface: IS420, IEEE488.2 SCPI (GPIB), Modbus TCP or EtherCAT User Manual...
  • Page 2 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 0–600V / 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 0–1500V / 0–500A G7.5kW in 1U 0–1500V / 0–375A GSP10kW in 2U 0–600V / 0–1000A...
  • Page 3 This page intentionally left blank...
  • Page 4 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...
  • Page 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 G150-34 GB10-500 GB150-34 G20-250 G200-25 GB20-250 GB200-25 G30-170 G300-17 GB30-170 GB300-17 G40-125 G400-13 GB40-125 GB400-13 G50-100 G500-10 GB50-100 GB500-10 G60-85...
  • Page 6 GSP15kW: 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 GSPL15kW: GSPL20-750 GSPL150-100 GBSPL20-750 GBSPL150-100 GSPL30-500 GSPL200-75 GBSPL30-500 GBSPL200-75 GSPL40-376 GSPL300-50 GBSPL40-376 GBSPL300-50 GSPL60-250...
  • Page 7 GSPS45kW: GSPS100-450 GBSPS100-400 GSPS20-2250 GSPS150-306 GBSPS20-2250 GBSPS150-306 GSPS30-1530 GSPS200-225 GBSPS30-1530 GBSPS200-225 GSPS40-1125 GSPS300-153 GBSPS40-1125 GBSPS300-153 GSPS50-900 GSPS400-117 GBSPS50-900 GBSPS400-117 GSPS60-765 GSPS500-90 GBSPS60-765 GBSPS500-90 GSPS80-585 GSPS600-76.5 GBSPS80-585 GBSPS600-76.5 GSPS60kW: GSPS10-4500 GSPS100-600 GBSPS10-4500 GBSPS100-600 GSPS20-3000 GSPS150-408 GBSPS20-3000 GBSPS150-408 GSPS30-2040 GSPS200-300 GBSPS30-2040 GBSPS200-300 GSPS40-1500 GSPS300-204 GBSPS40-1500...

  • Page 8: Table Of Contents

    TABLE OF CONTENTS GENERAL INFORMATION ......................1 CHAPTER 1: FRONT/REAR PANEL CONTROL & CONNECTORS ..........1 Introduction ........................ 1 Front Panel Controls ....................1 Front Panel Display and Indicators ................5 Blank Front Panel ......................7 Rear Panel Connections and Controls ................ 8 J1 Connector Terminal and Function ................
  • Page 9 2.9.4.2 Resetting FOLD Alarm ..............35 2.9.5 Protection Delay ..................35 2.9.6 Over Temperature Protection ..............35 2.9.7 AC Fail Alarm ....................35 2.10 Series Operation (Applicable to 10V–600V Only) ............. 36 2.10.1 Series Connection for Increased Output Voltage ........37 2.10.2 Series Connection for Positive and Negative Output Voltage ....
  • Page 10 4.6.1 USB Getting Started ..................59 Rear Panel LAN ......................60 4.7.1 Introduction ....................60 4.7.1.1 Feature Summary ................. 60 4.7.2 Specifications ....................61 4.7.2.1 LAN Specifications ................ 61 4.7.2.2 LAN Command Speed ..............63 4.7.3 Select the Control Method ................64 4.7.3.1 Control Method Options ..............
  • Page 11 4.10 GEN Protocol (GEN series communication language) ..........89 4.10.1 Data Format ....................89 4.10.2 End of Message ................... 89 4.10.3 Command Repeat ..................89 4.10.4 Checksum ....................89 4.10.5 Acknowledge ....................89 4.10.6 Backspace ....................89 4.11 GEN Command Set Description ................90 4.11.1 General Guides ....................
  • Page 12 5.1.3.3 Time .................... 141 5.1.3.4 Load .................... 141 5.1.3.5 Store ................... 141 5.1.3.6 Step ..................... 142 5.1.3.7 Continuous ................. 142 5.1.3.8 Abort ................... 142 5.1.4 Sequencer Setting Memory ..............143 Trigger System ......................143 5.2.1 Trigger Initialize ..................143 5.2.2 Trigger In ....................
  • Page 13 6.2.2 Questionable Condition (Fault Register) Group Structure ......164 6.2.3 Operational Condition (Status Register) Group Structure ......165 6.2.4 Standard Event Status Group Structure ............ 166 6.2.5 Output Queue ................... 167 6.2.6 Error Queue ....................167 6.2.7 Service Request Enable Group Structure ..........170 6.2.8 Determining the Cause of a Service Interrupt ..........
  • Page 14 10.1 Einleitung ........................ 190 CHAPTER 11: INDEX ......................193 XIII...
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  • Page 16: General Information

    (including MODBUS-TCP and EtherCAT): https://www.emea.lambda.tdk.com/manual 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/software Further technical assistance, if needed, may be obtained at TDK-Lambda Technical Centre: https://www.emea.lambda.tdk.com/about_global...
  • Page 17 GSP15kW and GSPL22.5kW Full-Rack Figure 1–1: Front Panel Controls Control/Indicator Description Power Switch POWER ON/OFF control. Power Supply Model Model, Voltage, & Current Identifier. Voltage Encoder and Encoder: A high-resolution detent rotary Encoder adjusting the output Button voltage and navigating menu. Button: An auxiliary function to accept the voltage-setting value in Preview mode.
  • Page 18 Control/Indicator Description BACK Button Return one step back in menu navigation mode. 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.
  • Page 19 Control/Indicator Description 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.

  • Page 20: Front Panel Display And Indicators

    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 Control/Indicator Description 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.
  • Page 21 Control/Indicator Description 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. Ext V / Ext I Indicators External Voltage / External Current Analog Programming Indicators.

  • Page 22: Blank Front Panel

    Blank Front Panel Refer to Figure 1–3 and Table 1-3 for description of the Blank Front Panel Controls and Indicators. 1kW–1.5kW Half-Rack 1kW–7.5kW Full-Rack POWER Figure 1–3: Blank Front Panel Controls Connection Description Power Switch POWER ON/OFF control. Power Supply Model Model, Voltage, &...

  • Page 23: Rear Panel Connections And Controls

    Rear Panel Connections and Controls Refer to Figure 1–4 and Table 1-4 for description of the Rear Panel Connections and Controls. 1kW–1.5kW Half-Rack 1kW–5kW Full-Rack 5kW: 1000V–1500V and 7.5kW Full-Rack GSP10kW Full-Rack GSP15kW Full-Rack...
  • Page 24 GSPL15kW Full-Rack GSPL22.5kW Full-Rack 3-Phase 208 GSPL22.5kW Full-Rack 3-Phase 480 Figure 1–4: Rear Panel Connection and Controls Connection Description 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. 2.7kW–5kW: 10V–600V 3-Phase: PC 5/ 4-G-7,62 PHOENIX CONTACT. 5kW: 1000V–1500V 3-Phase 208 and 7.5kW 3-Phase 208:...
  • Page 25 Connection Description PC 6-16/ 4-GF-10,16 PHOENIX CONTACT. 5kW: 1000V–1500V 3-Phase 480 and 7.5kW 3-Phase 480: PC 5/ 4-G-7,62 PHOENIX CONTACT. GSP10kW–15kW: DFK–PC 16/ 4-ST-10,16 PHOENIX CONTACT. GSPL15kW 3-Phase and GSPL22.5kW 3-Phase 480: DFK-PC 16/ 4-STF-10, 16 PHOENIX CONTACT. GSPL22.5kW 3-Phase 208: PC 35 HC/ 4-GF-15,00 PHOENIX CONTACT. Ground Stud Functional Ground connection: M3x8 SEMS screw for Half-Rack, M4x15 Stud for Full-Rack.
  • Page 26 Connection Description 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. Paralleling Connectors Master/Slave connectors, mini I/O type LAN Connector + LAN interface connector, RJ-45 type + LAN status indicators.

  • Page 27: J1 Connector Terminal And Function

    J1 Connector Terminal and Function Control and monitoring signals are SELV. Connector Technical Information: Connector type: 618026325223, WURTH DB26HD Receptacle type: 10090769-P264ALF, FCI Wire: AWG 24–28 Figure 1–5: J1 Connector Terminals and Functions Connection Description Daisy In / SO Input for Series Operation / Input for Shut Off control of the power supply output.
  • Page 28 Connection Description NOT USED NOT USED COMMON. Return for all signals. COMMON. Return for all signals. Enable / Disable the power supply output by dry-contact (short / open) or voltage source. Programmed Signal 2 General Purpose Open Drain Port 2. Programmed Signal 1 General Purpose Open Drain Port 1 Trigger In...

  • Page 29: Front Panel Display Messages

    Front Panel Display Messages Table 1-6 shows the various messages shown on the display in different operating modes. Display Text Text Description Display Text Text Description OUTPUT LOCK LOCK UNLOCK ULOCK Interface SENSE INTFC SENSE RS232 LOCAL RS232 LOCAL RS485 REMOTE RS485 INTERLOCK...

  • Page 30: Menu Navigation

    Display Text Text Description Display Text Text Description PANEL TRIGGER PANEL TRIG EXTERNAL VOLTAGE INIT E.VOL INIT EXTERNAL RESISTANCE ABORT E.RES ABORT CURRENT SOURCE LOAD C.SRC LOAD RANGE TRIGGER INPUT RANGE TRG.IN INTERNAL RESISTANCE EXTERNAL R.INT CONSTANT POWER C.PWR POWER CONTINUOUS POWER CONT...
  • Page 31 COMMUNICATION MENU VOLTAGE CURRENT ENCODER ENCODER C O MM E N T E R - -- - -- - -- - -- - -- - -- - -- built_in - -- - -- - -- - -- - -- - -- - -- - -- option al - -- INTFC RS232...
  • Page 32 PROTECTION MENU VOLTAGE CURRENT ENCODER ENCODER P R O T E N T E R 25.5 UVP.DL FOLD FOLD CC/CV FOLD 25.5 FLD.DL Fun ction (Voltage Disp lay) Lev el down E N T E R Par am eter (Cur re nt Dis play) Voltage e ncod er 1 step r otate Voltage e ncod er m ultiple steps rotate Cur re nt e ncod er 1 step r otate...
  • Page 33 CONFIGURATION MENU VOLTAGE CURRENT ENCODER ENCODER C O N F E N T E R SAFE AUTO START PANEL E.RES E.VOL V.SRC R.SRC V.SRC PANEL E.VOL E.RES C.SRC RANGE R.INT R.INT R.INT 0.001 1.000 C.PWR C.POW C.POW POWER R.SRC V.SRC VOLT CURR SLEW...
  • Page 34 SYSTEM MENU VOLTAGE CURRENT ENCODER ENCODER S Y S T/ E N T E R P resent mode LOCA L LOCK Note: Menu displays alternative P resent mode PANEL parameter only, no selection. RE MOTE / LOCK E D ULOCK SENSE LOCAL NORM...

  • Page 35: Exiting A Menu

    PROGRAM MENU VOLTAGE CURRENT ENCODER ENCODER P R O G T R I G E N T E R A borted / No inita ilzed INIT Note: Menu displays alternative TRIG parameter only, no selection. Inita ilzed ABORT LOAD TRG.IN CONT 0.000 10.00...

  • Page 36: Blank Front Panel (Gb Series) - Basic Operation

    USB driver before USB cable connection (USB drivers are available on TDK-Lambda Website). To install USB driver, download it from TDK-Lambda Website, decompress zipped file (if compressed), navigate to x86 folder for 32-bit operating system, or x64 folder for 64-bit operating system, launch dpinst.exe file.

  • Page 37: Set Rs232 Communication Interface (Example)

    2. *IDN? (query power supply for its identification string). Power supply replies its identification string (TDK-LAMBDA,G…), refer to section 4.14, *IDN? command for an example. NOTE Power supply ordered with an optional communication interface (i.e., IEEE, MODBUS TCP, or EtherCAT) is configured, by default, to optional communication interface. Baud rate is set to 115200, SCPI communication language (unless optional interface requires unique language such as registers for MODBUS TCP or SDOs/PDOs for EtherCAT), address 6.

  • Page 38: Set Gen Communication Language (Example)

    1. INST:NSEL 6 (power supply with address 6 will receive commands). 2. SYST:ADDR 10 (switch address to 10). NOTE Following SYST:ADDR 10, power supply is addressed as 10. To send commands to this supply, send INST:NSEL 10. 1.9.6 Set GEN Communication Language (Example) power supply default communication language is set to SCPI.

  • Page 39: Reset Blank Front Panel Power Supply To Default Settings

    Newline transmit: CR (Carriage return). Send the following commands to the power supply to set communication parameters as Genesys. 1. INST:NSEL 6 (power supply with address 6 will receive commands). 2. SYST:BAUD 9600 (switch baud rate to 9600). 3. SYST:INT RS232 (switch communication interface to RS232 interface).

  • Page 40: Chapter 2: Local Operation

    CHAPTER 2: LOCAL OPERATION Introduction This Chapter describes the operating modes that do not require programming and monitoring the power supply via its communication interfaces: LAN, USB, RS232/RS485, Optional communication, or by remote analog signals. Ensure that the REM indicator on the display is off (indicating Local mode).

  • Page 41: Connecting Single Loads, Remote Sensing

    2.2.2 Connecting Single Loads, Remote Sensing WARNING There is a potential shock hazard at the sense point when using power supply with an output voltage greater than 60VDC. Ensure that the connections at the load end are shielded to prevent accidental contact with hazardous voltages.

  • Page 42: Connecting Multiple Loads, Radial Distribution Method

    2.2.3 Connecting Multiple Loads, Radial Distribution Method Figure 2–3 shows multiple loads connected to one supply. Each load should be connected to the power supply’s output terminals using separate pairs of wires. It is recommended that each pair of wires will be as short as possible and twisted or shielded to minimize noise pick-up and radiation. Load lines, Twisted pairs, shortest length possible POWER...

  • Page 43: Constant Voltage Mode And Voltage Setting

    Constant Voltage Mode and Voltage Setting In Constant Voltage mode, the power supply regulates the output voltage at the selected value, while the load current varies as required by the load. While the power supply operates in Constant Voltage mode, the CV indicator on the display illuminates.

  • Page 44: Constant Current Mode And Current Setting

    Constant Current Mode and Current Setting In the Constant Current mode, the power supply regulates the output current at the selected value, while the voltage varies with the load requirement. While the power supply is operating in Constant Current mode, the CC indicator in the display illuminates.

  • Page 45: Safe-Start And Auto-Restart Modes

    Safe-Start and Auto-Restart Modes At AC turn on, the power supply can start at the last setting of the Output Voltage and Current limit with the output enabled (Auto-restart) or it can start with the output disabled (Safe mode). Press the Configuration button. Display shows START SAFE or START AUTO, depending on the currently selected start mode.

  • Page 46: Over Voltage Protection

    2.9.2 Over Voltage Protection The OVP circuit protects the load in the event of a remote or local programming error or a power supply failure. The protection circuit monitors the voltage at the power supply sense points thus providing the protection level at the load. Upon detection of an Over Voltage condition, the power supply output will shut down.

  • Page 47: Resetting The Ovp Circuit

    2.9.2.1 Resetting the OVP Circuit To reset the OVP circuit after activation: Reduce the power supply Output Voltage setting below the OVP set level. Ensure that the load and the sense wiring is connected properly. Four methods to reset the OVP circuit: •...

  • Page 48: Activated Uvp Alarm

    The display blinks once to acknowledge the setting. Exit the PROT menu by pressing the Back button or the PROT button. Model Rated Output Minimum (V) Maximum (V) Voltage (V) 28.5 47.5 142.5 1000 1500 1425 Table 2-2: UVL Programming Range 2.9.3.1 Activated UVP Alarm When the UVP is activated, the power supply output shuts down.

  • Page 49: Foldback Protection

    2.9.4 Foldback Protection Foldback protection will shut down the power supply output if power supply operation mode crosses over from CC to CV or from CV to CC, according to a selected operation mode. There are three states of Foldback protection. •...

  • Page 50: Resetting Fold Alarm

    2.9.4.2 Resetting FOLD Alarm To reset the FOLD alarm: FOLD I - Reduce the load, power supply might have entered CC mode, which caused output voltage to drop. FOLD I - Increase current limit setting, power supply might have entered CC mode, which caused output voltage to drop, due to current requirement which exceeds current limit setting.

  • Page 51: Series Operation (Applicable To 10V-600V Only)

    Safe start mode: The power supply stays off after AC power returns. The display shows OUT OFF. Auto-restart mode: The power supply recovers to its last setting automatically when the AC power returns. 2.10 Series Operation (Applicable to 10V–600V Only) NOTES 1.

  • Page 52: Series Connection For Increased Output Voltage

    WARNUNG Wenn Stromversorgungen in Reihe geschaltet sind und die Ausgangsklemmen potentialfrei sind (einschließlich den Lastklemmen), darf kein Anschluss ein größeres Spannungspotential gemäß der folgenden Definition aufweisen: Bei den Ausgangsmodellen von 10–100VDC: An den Anschlüssen darf kein größeres Potential von bis zu +/- 200VDC gegen Erde haben. Bei den Ausgangsmodellen 150–600VDC: An den Anschlüssen darf kein größeres Potential von bis zu +/- 600VDC gegen Erde haben.

  • Page 53: Remote Programming In Series Operation

    POWER SUPPLY COM. LOAD (**) POWER SUPPLY Figure 2–6: Series Connection for Positive/Negative Output Voltages (*) Diodes are user supplied. (**) Optional ground connection. 2.10.3 Remote Programming in Series Operation Programming by external voltage: The analog programming circuits of this power supply are isolated from the output potentials.

  • Page 54: Daisy-Chain Connection

    2.11 Daisy-Chain Connection It is possible to configure a multiple power supply system to shut down all units when a fault condition occurs in one of the units. When the fault is removed, the system recovers according to a preset state: Safe start mode or Auto-restart mode. If a fault occurs in one of the units, its “Daisy out”...

  • Page 55: Rear Panel (J1 Connector) Functions

    SO signal level Power Supply Output DAISY_Out Level PS_OK Level (J1-2 – J1-11) (J1-3 – J1-11) (J1-1 – J1-11) 2–30V or Open High 0–0.6V or Short Off (SO FAULT) High (Open Collector) Table 2-3: Daisy_In Signal Definition 2.12 Rear Panel (J1 Connector) Functions 2.12.1 Interlock Function - Analog On/Off (Enable/Disable) Interlock signal (\ILC_IN) serves as power supply output enable control via a switch or relay.

  • Page 56: Activated Ilc Alarm

    2.12.1.1 Activated ILC Alarm When the ILC is activated, the power supply output shuts down. The display shows ILC FAULT. RED alarm LED blinks 1/2Hz frequency. 2.12.2 Enable In Function ENA_IN signal serves as power supply output enable control. Connection to the signal is made via pin J1-10 (ENA_IN) and pin J1-11 (COM_SELV), which are isolated from the power supply output.

  • Page 57: Auxiliary Programmed Signals Prog_Out_1 And Prog_Out_2

    Front Panel ENA Polarity ENA Input Power Supply Display Alarm LED ENA Setting Output OFF – Default Open or Short Voltage/Current Off NORM Open or 2–30V ENA FAULT NORM Short or 0–0.6V On Voltage/Current Off Open or 2–30V Voltage/Current Off Short or 0–0.6V Off ENA FAULT Table 2-5: Enable Functions and Settings...

  • Page 58: Cv/Cc Signal

    PS_OK delay setting: Press SYST button, SYST (GREEN) LED illuminates. Rotate Voltage encoder until PSO.DL appears. Rotate the Current encoder to set the required delay time. Press on the current encoder to select the desired delay value. The display will blink once to acknowledge the setting. Exit SYST menu by pressing the Back button or the SYST button.

  • Page 59: Reset

    NOTES 1. If FRST function is performed by communication command, power supply loses communication due to communication settings change and addressing is lost. Firmware 02.106 and above has the ability to select communication interface following factory reset operation. Refer to section 4.15.10, SYSTem:FRST <DSC> command. 2.
  • Page 60 Function Factory Reset Reset Last Save & Recall Setting (Default Settings) Power Supply Start Mode SAFE SAFE Power Supply Output State Voltage Set Point [V] Current Set Point [A] 1.05 * RATED Over Voltage Protection (OVP) [V] 1.1 * RATED 1.1 * RATED or 1.2 * RATED or 1.2 * RATED...
  • Page 61 Function Factory Reset Reset Last Save & Recall Setting (Default Settings) LAN parameters Default (Ref. LAN Spec.) Special Voltage Upper Limit (SVUL) RATED Special Current Upper Limit (SCUL) RATED Enable registers 00000 Depends on *PSC (SCPI only) Event registers 00000 00000 Power-On Status Clear Display State...
  • Page 62 Function Factory Reset (Default Settings) IP Address DHCP configuration DHCP Ping server Enabled Auto-Negotiation Enabled Description (Service Name) TDK-LAMBDA Supply <last 3 serial number digits> Password Clear field (None) Hostname G[H]<rated voltage>-<rated current> VXI-11 Discovery Enabled Keep-Alive Time [S] 1800 mDNS &...

  • Page 63: Chapter 3: Remote Analog Programming

    CHAPTER 3: REMOTE ANALOG PROGRAMMING Introduction The Rear Panel connector J1 allows the user to program the power supply output voltage and current with an analog device. J1 also provides monitoring signals for output voltage and output current. The programming range and monitoring signals range can be selected between 0 and 5V, or 0 and 10V using the Front Panel menu or communication.

  • Page 64: Remote Voltage Programming Of Output Voltage And Current

    Remote Voltage Programming of Output Voltage and Current For Voltage Analog Programming wiring, refer to Figure 3–1. Set the Remote Programming settings as follows: Short the pin J1-6 to J1-11. Press the CONF button. CONF (GREEN) LED illuminates. Rotate the Voltage encoder until V.SRC or C.SRC appears on the voltage display. Rotate the Current encoder to set E.VOL.

  • Page 65: Remote Resistor Programming Of Output Voltage And Output Current

    Remote Resistor Programming of Output Voltage and Output Current For resistive programming, the internal current sources for output voltage and/or output current control supply 1mA current through external programming resistors connected between J1-8 and J1-18, and between J1-7 and J1-18. The outcome voltage, as a result, of current flow across the programming resistors is used as a programming voltage for the power supply.

  • Page 66: Monitoring Of Output Voltage (V_Mon) And Current (I_Mon)

    NOTES 1. The power supply can be programmed to up to 108% of the rated output voltage and current. However, it is forbidden to operate the power supply over its voltage and current ratings. Performance is not guaranteed when operating the power supply above its ratings. 2.

  • Page 67: Chapter 4: Serial Rs232/Rs485, Usb, & Lan Interfaces

    CHAPTER 4: SERIAL RS232/RS485, USB, & LAN INTERFACES Introduction This chapter describes the set-up, operation, commands, and communication protocols of the power supplies via serial communication interfaces: RS232, RS485, or USB, and LAN. Configuration Function Level Display Parameter Level Display Description RS232 RS232...

  • Page 68: Address Setting

    4.2.3 Address Setting The power supply address can be set to any address in the range of 0 to 31. Press the COMM button. COMM LED illuminates. INTFC message appears on the Voltage display. Rotate the Voltage encoder 1 step clockwise. ADR message appears on the Voltage display.

  • Page 69: Baud Rate Setting

    4.2.5 Baud Rate Setting Five optional rates are possible: 9600, 19200, 38400, 57600, and 115200. Press the COMM button. COMM LED illuminates. INTFC message appears on the Voltage display. Rotate the Voltage encoder 2 steps clockwise *. BAUD message appears on the Voltage display. Rotate the Current encoder to select required baud rate: 9600, 19200, 38400, 57600, or 115200 **.

  • Page 70: Setting Unit In Remote, Local Lockout, Or Local Mode

    4.2.7 Setting Unit in Remote, Local Lockout, or Local Mode If power supply is in Local mode, it can receive communication commands & queries. If a command is received, power supply will execute and change its mode to Remote. If a query is received, power supply will reply and remain in the Local mode.

  • Page 71: Rear Panel Rs232/Rs485 In Connector

    Rear Panel RS232/RS485 IN Connector RS232/485 in the interface is accessible through the rear panel RS232/485 IN connector. The connector is eight contacts, shielded RJ-45 type. The connector is used to connect power supplies in RS232 or RS485 configurations. Refer to Figure 4–1 for the connector description. Shield (Connector enclosure) 1 2 3 4 5 6 7 8...

  • Page 72: Rear Panel Rs485 Out Connector

    Rear Panel RS485 OUT Connector RS485 OUT interface is accessible through the Rear panel RS485 OUT connector. The connector is eight contacts, shielded RJ-45 type. The connector is used to connect power supplies in RS485 Daisy chain configuration. Refer to Figure 4–2 for the connector description. Shield (Connector enclosure) 1 2 3 4 5 6 7 8...

  • Page 73: Connecting Power Supply To Rs232 Or Rs485 Bus

    Connecting Power Supply to RS232 or RS485 BUS Connect rear panel RS232/RS485 IN connector to the controller, or a PC RS232 or RS485 port using a suitable shielded cable. Refer to Figure 4–3 and Figure 4–4 for the available RS232 and RS485 cables.

  • Page 74: Rear Panel Usb Connector

    USB port Figure 4–6: USB Connection To install USB driver, download it from TDK-Lambda Website, decompress zipped file (if compressed), navigate to x86 folder for 32-bit operating system, or x64 folder for 64-bit operating system, launch dpinst.exe file. Follow on-screen instructions to accomplish the installation process (refer to Applications Guide, IA761-04-03_ for step-by-step installation procedure).

  • Page 75: Rear Panel Lan

    Rear Panel LAN 4.7.1 Introduction The Local Area Network (LAN) connection for the power supply series allows the user to remotely program, measure, and check status of the power supply. A computer web page browser can be used to operate the power supply through a built-in web page server.

  • Page 76: Specifications

    Selects fastest of 10Base-T or 100Base-T networks (10 or 100 Megabits per second) NETWORK CONFIGURATION MAC Address TDK-Lambda assigned: 00:19:f9:xx:xx:xx xx:xx:xx is the unique address for each unit IP Address View or set from the Front Panel or embedded web page DHCP Receive an address from network server.
  • Page 77 Multiple web pages can be open at the same time Identity Identify power supply model, serial number, revision, etc. View and set LAN configuration Configuration Active Control Program and read output settings Send Send SCPI commands, read errors Commands Help Link to TDK-Lambda web sites...

  • Page 78: Lan Command Speed

    SUPPLY CONFIGURATIONS Local Control Supply may be controlled from the Front Panel even if LAN is monitoring LAN Remote Control Supply may be controlled and monitored through LAN RS232, RS485, USB, LAN interface is disabled if the standard RS-232, RS-485, USB, or or Option Control Optional communications are active Analog Control...

  • Page 79: Select The Control Method

    4.7.3 Select the Control Method 4.7.3.1 Control Method Options The power supply may be operated through four interfaces. This section describes how to enable each option. MODE MODE DESCRIPTION Control using an Ethernet connection LAN disables serial and optional communication ports Local Control using the front panel encoders LAN can be used to measure and read...

  • Page 80: Connect To A Network

    Duplicate IP: Blinking green • If there are two (or more) instruments with the same IP address, green led is blinking. • LAN Fault/Disconnected: Steady red Shows that the LAN interface is not selected, LAN connection is disconnected or broken. 4.7.4 Connect to a Network 4.7.4.1...

  • Page 81: Power-Up The Lan Power Supply

    • PEER-TO-PEER NETWORK In this type of configuration, the power supply is connected directly to a computer that is not a network server. The power supply configures its own IP address and other settings. Figure 4–8: Peer-to-Peer Network 4.7.4.3 Power-up the LAN Power Supply The power supply LAN option automatically detects if it is connected or disconnected from a network.

  • Page 82: Ip Addresses

    4.7.4.4 IP Addresses The simplest and most reliable way to open a network connection is via the power supply’s IP address, which is represented by a group of four numbers separated by periods (e.g., 10.1.15.123). The power supply can receive an IP address in three modes: DHCP Auto-IP Static IP...

  • Page 83: Description And Dns Service Names

    Description and DNS Service Names On the power supply web page, the Description field is also the DNS-SD service name. The factory default description is: < Manufacturer> <Product > < last 3 digits of serial number > Example: TDK-LAMBDA Supply 123...

  • Page 84: Lan Setup

    DNS Service Name is case-sensitive (e.g., TDK-LAMBDA Supply 123 and tdk-lambda supply 123 is not treated as a duplicate Service Name). It is recommended to avoid naming such as TDK- LAMBDA Supply 123 and tdk-lambda supply 123 on the same network, as it might be interpreted incorrectly by the network server.

  • Page 85: Change The Ip Address

    4.7.5.2 Change the IP Address The power supply allows changing all four numbers (octets) of the IP address via the front panel. The IP address has four numbers (e.g., 10.97.4.4). Each number may be set to any value from 0 to 255.

  • Page 86: Web

    IP address: 169.254.xxx.xxx Subnet mask: 255.255.0.0 Default gateway 0.0.0.0 DNS Server 0.0.0.0 Hostname: Refer to section 4.7.4.5 Description Refer to section 4.7.4.6 Controller Access: One Client Only Ping Server: Enabled Keep-Alive: 1800 Seconds (30 minutes) Auto-Negotiate: Automatically select network speed VXI-11 Discovery: Enabled Password:...

  • Page 87: The Home Page

    The power supply Home page appears. If it does not, refer to Section 4.7.5.3 - LAN Reset to perform LAN Reset. 4.7.6.3 The Home Page The following page appears when the web page is opened for the first time or when it is refreshed: Figure 4–9: Home Page VISA Name Using IP Address...
  • Page 88 Hostname A unique name for a device on a network. The default hostname is described in section 4.7.4.5. It is configured as described in section 4.7.6.6. Auto-MDIX Power supply LAN automatically detects if a patch or crossover LAN cable is used. Auto-Negotiate Power supply LAN automatically adjusts its speed...

  • Page 89: Login Rules

    4.7.6.4 Login Rules • Up to 2 users may view the web pages of a power supply at the same time. However, the update rate becomes slower as more web pages are open. • Only one user at a time may be logged-in to modify the power supply settings. •...
  • Page 90 Blink Identify When this button is clicked, the Master (LAN) power supply Front Panel display and the rear panel green LAN status LED blinks. In a multi-drop chain, only the master (LAN) power supply blinks. The blink identification is turned OFF by clicking this button again or by clicking any button or encoder on the power supply Front Panel or by SCPI command.
  • Page 91 Figure 4–12: DC Power - Protection Tab C. DC Power ➔ System Page On the DC Power tab, the System button is available at the top of the panel. When opened, the window allows the user to operate four functions: •...

  • Page 92: Lan Page

    You may read any System Error message by clicking the Read Errors button. The error message (or 0,“No error”) appears in the bottom text box. To read system errors, send SYST:ERR:ENAB command to enable the error system (has to be sent once before reading errors).
  • Page 93 The power supply hostname may be used instead of the IP address to create a communication link. • Description By default, this is “TDK-LAMBDA Supply <Last 3 digits of the Serial Number>”, but it may be changed. Controller Access •...
  • Page 94 B. LAN ➔ Configure ➔ Modify Page The Modify button on the LAN  Configure page allows changing the LAN settings. The available fields depend on the selection of DHCP Enabled / AUTO IP or Static IP. Changes to these setting will take place only after clicking the Apply button.
  • Page 95 the network server. These settings do not change if the power supply is transferred to a different LAN connection. DNS server field is disabled (gray). NOTE In this mode, there is no hostname connectivity. • Apply: Click this button to save the new settings. A pop-up dialog requests to close or refresh the page.
  • Page 96 • Ping Server Ping is a network utility that allows the computer to verify communication with the power supply. This service can be disabled on the Modify panel for security reasons. • Auto-Negotiate Shows the network speed at which the LAN card is allowed to operate. The choices are 100 Mbps, 10 Mbps (for slower networks), or Auto select.

  • Page 97: Help Page

    4.7.6.7 HELP Page A Help tab is available. This page is an Internet link to TDK-Lambda’s website pages. Figure 4–20: Help Tab 4.7.7 Programming Using VISA Drivers 4.7.7.1 VISA Description In the test and measurement industry, Virtual Instrument Software Architecture (VISA) is a popular framework that includes hardware drivers, configuration utilities and connection managers.

  • Page 98: Communicating Using Visa

    Examples: TCPIP::10.255.26.60 TCPIP::10.225.26.60::inst0::INSTR TCPIP0::10.225.26.60::inst0::INSTR 4.7.7.4 Communicating Using VISA The VISA Write function sends SCPI commands to the power supply. The VISA read function reads the response returned from the SCPI query. 4.7.8 Programming Using Sockets 4.7.8.1 Socket Description The VISA drivers for the power supply are commonly used in the Test and Measurement industry.

  • Page 99: Input Buffer Requirements

    The rules for the One Client/Multiple Clients are: One Client Only Multiple Clients Web Page Not logged-in Maximum of 2 copies of the web page may be open at any time. You may view but cannot change the power supply operation. Web Page You cannot log in as ‘admin’...

  • Page 100: Using Tcp Sockets

    Terminator Character (and ASCII hex) One or more terminators required: Line-feed, Carriage-return Commands from the Controller 0x0A 0x0D Responses from the All responses have Line-feed and Carriage-return 0x0D and 0x0A 4.7.8.6 Using TCP Sockets This is the most commonly used socket type. It features a managed connection, message acknowledgements, transmission error detection and correction.

  • Page 101: Multi Power Supply Connection (Daisy-Chain) To Rs232, Rs485, Usb, Or Lan

    Multi Power Supply Connection (Daisy-Chain) to RS232, RS485, USB, or LAN A Daisy-chain configuration of up to 32 units can be connected to RS232, RS485, USB, LAN, or optional communication (i.e., IEEE or MODBUS TCP). The first unit connects to the controller or PC via RS232, RS485, USB, LAN, or optional communication, while the RS485 bus connects the other units.
  • Page 102 NOTE If a custom cable is used, connect only the pins listed in the table above. Keep pins 1, 2, and 7 not connected. CAUTION When using multiple LAN controllers with Multi-drop, only one power supply may be “selected” at a time because one controller may change the selected address and the others may not be aware that a new address is active.

  • Page 103: Multi Power Supply Connection (Daisy-Chain) - Multiple Dc Programmable Power Supply Series

    NOTE RS-485 retransmit baud-rate is automatically set to 115,200 bps if USB, LAN, or optional communication (i.e., IEEE or MODBUS TCP) is selected. Multi Power Supply Connection (Daisy-Chain) - Multiple DC Programmable Power Supply Series A Daisy-chain configuration of up to 32 units, consisting of GENESYS+, Z+, and/or GENESYS DC Programmable Power Supply Series can be connected to RS232, RS485, or USB.

  • Page 104: Gen Protocol (Gen Series Communication Language)

    4.10 GEN Protocol (GEN series communication language) GEN communication language is supported to provide compatibility to the legacy GENESYS Programmable Power Supplies Series. To use the advanced functions of the power supply, refer to SCPI language, section 4.13. Recommended time delay between commands: 5mSec minimum. NOTES The address (ADR n) command must return an “OK”...

  • Page 105: Gen Command Set Description

    4.11 GEN Command Set Description 4.11.1 General Guides • Any command or argument may be in capital letters or small letters. • In commands with an argument, a space must appear between command and argument. • For any command that sets a numeric value, the value may be up to 12 characters long. •...

  • Page 106: Identification Commands

    4.11.4 Identification Commands IDN? Query Returns the power supply model identification as an ASCII string (one comma, no spaces) Returns <SRD> Example TDK-LAMBDA,G100-50 REV? Query Returns the software version as an ASCII string Returns <SRD> Example G:XX.XXX Query Returns the supply’s serial number. Up to 12 characters in any format Returns <SRD>...

  • Page 107: Output Commands

    Function Reset setting. Refer to Table 2-6. Returns <DSC> OK Function Repeat last command. If \<CR> is received, the power supply will repeat the last command Returns <DSC> OK FRST Function Restore factory reset parameters. Refer to Table 2-6 & Table 2-7 Returns None NOTES...
  • Page 108 Query Returns the measured output power Returns <NR2> 5 digits format DVC? Query Displays Voltage and Current data. Data returns as a string of ASCII characters. A comma separates different fields. Fields order: Measured Voltage, Programmed Voltage, Measured Current, Programmed Current, Over Voltage Set Point, and Under Voltage Set Point Example 10.000, 10.000, 020.02, 010.00, 040.5, 000.0...
  • Page 109 OVP <NR2> Function Sets the Over-Voltage Protection level. An attempt to adjust the OVP level below voltage setting level will result in the execution error response (‘E04’) and the OVP setting will stay unchanged. Parameters OVP programming range is limited by: 5% above voltage setting.

  • Page 110: Global Output Commands

    RCL <NR1> Function Restores the power supply settings from a stored memory location (locations 1, 2, 3, or 4), previously stored by the SAV command Parameters 1,2,3,4. RCL without a parameter restores the power supply settings stored in the memory location 1 MODE? Query Returns the power supply operation mode.
  • Page 111 GSAV <NR1> Function Refer to SAV command description. Parameters 1,2,3,4 Returns No reply GPC <NR2> Function Refer to PC command description. Returns No reply GOUT <Bool> Function Refer to OUT command description. Parameter 0|1, OFF|ON Returns No reply GPV <NR2> Function Refer to PV command description.
  • Page 112 Model Maximum Model Maximum Model Maximum Model Maximum Model Maximum 1.5kW 1.7kW 2.7kW 3.4kW 10-100 10-150 10-170 10-265 10-340 20-50 20-75 20-85 20-135 20-170 30-34 30-50 30-56 30-90 30-112 40-25 40-38 40-42 40-68 40-85 60-17 60-25 60-28 60-45 60-56 80-12.5 12.5 80-19 80-21...

  • Page 113: Auxiliary Commands

    Model Maximum Model Maximum Model Maximum Model Maximum GSP10kW GSP15kW GSPL15kW GSPL22.5kW 10-1000 1000 10-1500 1500 20-750 20-1125 1125 20-500 20-750 30-500 30-750 30-340 30-510 40-376 40-564 40-250 40-375 60-250 60-375 50-200 50-300 80-188 80-282 60-170 60-255 100-150 100-225 80-130 80-195 150-100 150-150...
  • Page 114 LANG <DSC> Function Sets the communication protocol to SCPI language. Parameter SCPI RIE <Bool> Function Enable / Disable ILC function. If disabled, power supply ignores the ILC pin state. Parameters 0|1, OFF|ON Query RIE? Returns <Bool> 0|1 PVS <DSC> Function Set the Voltage programming source: Front Panel, External Resistor, or External Voltage.

  • Page 115: Status Commands

    REL2 <Bool> Function Set the Programmable Pin 2 state (J1.20). 0 – MOSFET ON. 1 – MOSFET OFF. Parameter 0|1, OFF|ON Query REL2? Return <Bool> 0|1 4.11.9 Status Commands Refer to section 6.3.1 for GEN Registers tree. STT? Query Reads the complete power supply status. Returns ASCII characters representing the following data, separated by commas.
  • Page 116 SENA <NRh> Function Sets the value of the Operation Group Enable register. This register is a mask to enable specific bits from the Condition register to the Event register. Parameters 0…FFFF Query SENA? Returns <NRh> 0…FFFF SEVE? Query Returns the value of the Operation Group Event register, which is a read-only register.

  • Page 117: Serial Communication Test Set-Up

    4.12 Serial Communication Test Set-Up Basic set-up to test serial communication operation. Equipment PC with a serial communication terminal software installed, power supply, and RS232 or USB cable. PC Set-up Bits per second: 115200 Data bits: 8 Parity: None Stop bits: 1 Flow control: None Power Supply Set-up Connect power supply to the PC using RS232 or USB cable.

  • Page 118: Scpi Protocol

    4.13 SCPI Protocol Recommended time delay between commands: 5mSec minimum. Some commands might require longer time. In such cases, refer to NOTE following command description. NOTE Selecting the power supply (INSTrument:NSELect <address>) is necessary before using any other command. 4.13.1 Data Format Serial data format is 8-bit, one start bit, and one stop bit.

  • Page 119: Scpi Command Hierarchy

    4.13.5 SCPI Command Hierarchy SCPI is an ASCII-based command language designed for use in test and measurement equipment. The command structure is organized around common roots, or nodes, which are the building blocks of the SCPI subsystems. An example of a common root is OUTPut. Some of the commands that reside in the OUTPut subsystem are: OUTPut [:STATe] <bool>...

  • Page 120: Commands Notes

    Data Description Formats <DSC> DiSCrete. Discrete parameters are used to program settings that have a limited number of values (i.e., TRIGger:SOURce {BUS|EXTernal}). Discrete parameters have a short form and a long form, just like command keywords. One can mix upper-case and lower-case letters. Query responses will always return the short form in all upper-case letters.
  • Page 121 NOTE Execution time for this command is ~20mS *ESE <NR1> Function This command programs the Standard Event Status Enable register bits. The programming determines which events of the Standard Event Status Event register (see *ESR? below) are allowed to set the ESB (Event Summary Bit) of the Status Byte register.
  • Page 122 The string includes manufacturer, model number, type of installed option, serial number, and Interface firmware revision. Returns <SRD> Example TDK-LAMBDA,GH100-50-GPIB,12345-123456,G:01.000 *OPC Function Sets Operation Complete (bit 0) in the Standard Event Status Event Register at the completion of the current operation.
  • Page 123 *OPT? Query Returns the type of an optional card installed. Returns <SRD> 0,No Option Installed 1,GPIB 2,MODBUS 3,ETHERCAT *PSC <Bool> Function The Power ON Status Clear (PSC) command controls automatic Power ON clear of the Service Request Enable Register, the Standard Event Status Enable Register, and Device Specific Event Enable registers.
  • Page 124 *SRE <NR1> Function Sets the condition of the Service Request Enable Register. This register determines which bits from the Status Byte Register are allowed to set the Request for Service (RQS) summary bit. A "1" in any Service Request Enable Register bit position enables the corresponding Status Byte Register bit. All such enabled bits are logically OR-ed to determine the Status Byte Register, RQS bit state.

  • Page 125: Scpi Subsystem Commands

    *TRG Function Generates a trigger to the sequencer subsystem. Active only if BUS is selected as a trigger source. NOTE *TRG command activates sequencer following TRIGger:DELay <NRf+> setting. Refer to TRIGger[:IMMediate] command to override TRIGger:DELay <NRf+> setting. *TST? Query Self-test query. If one or more tests fail, "1" is returned. Error is stored in the error queue.

  • Page 126: Initiate Subsystem

    DISPlay[:WINDow]:FLASh <Bool> Function Blink Display Parameter 0|1, OFF|ON Query DISPlay[:WINDow]:FLASh? Return <Bool> 0|1 DISPlay[:WINDow]:TEST <Bool> Function Turns all display segments & LEDs on. Parameter 0|1, OFF|ON 4.15.2 Initiate Subsystem INITiate[:IMMediate] Function Initialize trigger system. If initialized, trigger in system is active (system is ready to receive trigger signal).

  • Page 127: Global Subsystem

    INSTrument:[N]SELect <NR1> Function Enables communication with the addressed power supply. Parameters 0–31 Query INSTrument:[N]SELect? Return From 0 up to 31 4.15.4 Global Subsystem Global Commands General • Power Supplies acting upon Global Commands don’t have to be addressed. • All Power Supplies attached to the Interface must be capable of accepting Global Commands.

  • Page 128: Measure Subsystem

    4.15.5 Measure Subsystem MEASure:CURRent[:DC]? Query Returns a measured output current. Return <NR2> - Current in Amperes, 5 digits format. MEASure:VOLTage[:DC]? Query Returns a measured output voltage. Return <NR2> - Voltage in Volts, 5 digits format. MEASure:POWer[:DC]? Query Returns a measured output power. Return <NR2>...
  • Page 129 OUTPut:ILC[:STATe] <Bool> Function Enables / Disables the ILC function. If disabled, power supply ignores the ILC pin signal (J1-19). Parameter 0|1, OFF|ON Query OUTPut:ILC[:STATe]? Return <Bool> 0|1 OUTPut:MODE? Query Returns the power supply operation mode. If power supply output is OFF, returns OFF. If power supply output is ON, returns CV for Constant Voltage, CC for Constant Current, or CP for Constant Power Limit.
  • Page 130 OUTPut:PROTection:FOLDback:DELay <NRf+> Function Sets the delay time from Foldback fault event to output disable. Parameter 0.1–25.5 |MIN|MAX. Step: 0.1 Note: Round input parameter to the closest 100mSec step. Unit Query OUTPut:PROTection:FOLDback:DELay?; OUTPut:PROTection:FOLDback:DELay? MAX OUTPut:RELay1[:STATe] <Bool> Function Sets PROG_OUT_1 pin (J1-21) in a rear panel connector. 0 – MOSFET is ON. 1 –...

  • Page 131: Program Subsystem

    4.15.7 Program Subsystem [PROGram]:COUNter <NR1> | INFinity Function Sets the sequencers' iterations counter Parameters 1–9999. Any number greater than 9999 is interpreted as INFinity. Use INFinity if you wish to execute a sequence indefinitely. Query [PROGram]:COUNter? (if COUNter > 9999, the response is INF) Return <NR1>| INF [PROGram]:LIST:CURRent <NRf+>,{<NRf+>}...
  • Page 132 [PROGram]:LIST:VOLTage <NRf+>,{<NRf+>} Function Specifies output voltage points in a list. Voltage points are separated by commas. The function accepts up to 100 parameters. Parameters The range is limited by the power supply voltage programming range (including UVP & OVP settings). Unit Query [PROGram]:LIST:VOLTage?
  • Page 133 [PROGram]:STORe <NR1> Function Stores a sequence in a specified memory cell 1, 2, 3, or 4. Stored parameters: mode, voltage/current, dwell/time, step, and counter. Parameters 1|2|3|4 NOTE A delay of ~100mSec is required after the STORE command, before sending any additional command.

  • Page 134: Source Subsystem

    [PROGram]:WAVE:VOLTage <NRf+>,{<NRf+>} Function Specifies output voltage points in a wave. Voltage points are separated by commas. The function accepts up to 100 parameters. Parameters The range is limited by the power supply voltage programming range (including UVP & OVP settings). Unit Query [PROGram]:WAVE:VOLTage?
  • Page 135 [SOURce]:CURRent:EXTernal:MODE <DSC> Function Sets the current programming source: Front panel/Communication (Digital), external voltage, or external resistor. Parameter 0|1|2 or DIG|VOL|RES Query [SOURce]:CURRent:EXTernal:MODE? Return <DSC> DIG|VOL|RES [SOURce]:CURRent[:LEVel][:IMMediate][:AMPLitude] <NRf+> Function Sets a digital programming output current value. Parameter The range is limited by the power supply model Unit Query [SOURce]:CURRent[:LEVel][:IMMediate][:AMPLitude]?
  • Page 136 [SOURce]:CURRent:MODE <DSC> Function Sets the current sequence mode. Parameters 0|1|2, NONE|LIST|WAVE Query [SOURce]:CURRent:MODE? Return <DSC> NONE|LIST|WAVE [SOURce]:VOLTage:EXTernal:MODE <DSC> Function Sets the voltage programming source: Front panel/Communication (Digital), external voltage, or external resistor. Parameter 0|1|2 or DIG|VOL|RES Query [SOURce]:VOLTage:EXTernal:MODE? Return <DSC> DIG|VOL|RES [SOURce]:VOLTage[:LEVel][:IMMediate][:AMPLitude] <NRf+>...
  • Page 137 [SOURce]:VOLTage:SLEW:UP <NRf+> Function Sets a digital voltage reference up programming slew rate. Parameters 0.0001–999.99 Unit V/mS Query [SOURce]:VOLTage:SLEW:UP? Return <NR2> Example :VOLT:SLEW:UP 1 sets a digital voltage reference up programming slew to 1V/mSec. :VOLT:SLEW:UP? returns digital voltage up programming slope value. :VOLT:SLEW:UP? MAX and :VOLT:SLEW:UP? MIN return the maximum and minimum digital voltage reference up programming slope value.
  • Page 138 [SOURce]:VOLTage:PROTection:LOW:STATe <Bool> Function Enables/Disables the under voltage protection (UVP) mode. If enabled, the output is disabled when measured output voltage reaches the UVL level. UVP bit is set in the Questionable Condition register. Parameters 0|1, OFF|ON Query [SOURce]:VOLTage:PROTection:LOW:STATe? Return <Bool> 0|1 NOTE UVP function is disabled if under voltage limit setting is below 5% of the rated power supply voltage.
  • Page 139 [SOURce]:POWer[:LEVel] <NRf+> Function Sets the constant power limit level. Parameters The range is limited to a multiplication of maximum voltage by maximum current rating values. Unit Query [SOURce]:POWer[:LEVel]? Return <NR1> 5-digits format NOTE [SOURce]:POWer[:LEVel] <NRF+> command accepts NRf+. The returned value is rounded to the closest integer value.

  • Page 140: Status Subsystem

    4.15.9 STATus Subsystem STATus:OPERation[:EVENt]? Query Returns the value of the Operational Condition Group Event register. The value is according to the Operational Condition Group Condition register and Operational Condition Group Enable register. The Event register is a read-only register. Events are updated as transition from 0 to 1. Reading the register clears it. Bit configuration of the Operational Condition Group Event register is as follows: Position Value...
  • Page 141 STATus:OPERation:CONDition? Query Returns the value of the Operational Condition Group Condition register, which is a read-only register that holds the real-time operational status of the power supply. Refer to STATus:OPERation[:EVENt]? command for the complete registers list. Returns <NR1> 0…65535 Example 00136 STATus:OPERation:ENABle <NR1>...
  • Page 142 STATus:QUEStionable[:EVENt]? Query Returns the value of the Questionable Condition Group Event register. This is a read- only register. The value is according to the Questionable Condition Group Condition register and Questionable Condition Group Enable register. Events are updated as transition from 0 to 1. Reading the register clears it. Bit configuration of the Questionable Condition Group Event register is as follows: Position 2048...

  • Page 143: System Subsystem

    STATus:QUEStionable:CONDition? Query Returns the value of the Questionable Condition Group Condition register, which is a read-only register that holds the real-time conditional status of the power supply. Refer to STATus:QUEStionable[:EVENt]? command for the complete registers list. Returns <NR1> 0…65535 Example 00136 STATus:QUEStionable:ENABle <NR1>...
  • Page 144 SYSTem[:COMMunicate]:BOOL[:STATe] <DSC> Function Select query Return format of Boolean (<Bool>) commands. DIGIT – Boolean queries are replied with 0|1. TEXT – Boolean queries are replied with OFF|ON. Parameters DIGIT|TEXT or 0|1 Query SYSTem[:COMMunicate]:BOOL[:STATe]? Return <DSC> DIGIT, TEXT NOTE SYSTem[:COMMunicate]:BOOL[:STATe] <DSC> command is available from firmware revision 02.110.
  • Page 145 SYSTem[:COMMunicate]:LAN:IP <SRD> Function Sets a LAN IP address. LAN specific command. Parameters xxx.xxx.xxx.xxx Query SYSTem[:COMMunicate]:LAN:IP? Return <SRD> xxx.xxx.xxx.xxx Example 192.200.0.10, 192.9.33.110 (No zeros padding) SYSTem[:COMMunicate]:LAN:MAC? Query SYSTem[:COMMunicate]:LAN:MAC? LAN specific command. Return <SRD> xx:xx:xx:xx:xx:xx (hexa-decimal) Example A0:12:34:FF:01:6D SYSTem[:COMMunicate]:LAN:RESet Function Sets LAN parameters to default. Refer to LAN reset settings, Section 4.7.5.3.
  • Page 146 SYSTem:DATE? Query Returns the date of last calibration. Format yyyy/mm/dd Return <SRD> Example 2017/12/17 SYSTem:ERRor:ENABle Function Enables log of last 10 Error messages. SYSTem:ERRor? Query Returns an error number and a corresponding error message stored in an error queue. Works as FIFO. When no error exists 0,”No error” is returned. If Buffer reaches above 10 messages, the command returns -350,”Queue Overflow”.
  • Page 147 SYSTem:PARallel? Query Returns the Master/Slave setting Single, Master + # or Slave Return <SRD> SINGLE|MASTER+#|SLAVE NOTE # represents the number of slave units connected. SYSTem:PARallel:ACKNowledge Function Accept present parallel configuration. SYSTem:PON:TIME? Query Returns the total time power supply is connected to AC & Power Switch is ON.
  • Page 148 SYSTem:PSINk[:STATe] <Bool> Function Enables / Disables Power Sink. Parameters 0|1, OFF|ON Query SYSTem:PSINk[:STATe]? Return <Bool> 0|1 NOTES 1. SYSTem:PSINk[:STATe] <Bool> command is applicable for power supplies equipped with a Power Sink module. 2. SYSTem:PSINk[:STATe]? query will always return 0 for power supplies which do not have a Power Sink module installed.
  • Page 149 SYSTem:RIN:STATe <Bool> Function Enables / Disables the internal resistance function. Parameters 0|1, OFF|ON Query SYSTem:RIN:STATe? Return <Bool> 0|1 NOTE The Internal Resistance function can be set to ON only if the Sequencer, Constant Power Limit, Analog Programming, and Slew-Rate modes are disabled. SYSTem:REMote[:STATe] <DSC>...

  • Page 150: Trigger Subsystem

    SYSTem:TEMPerature[:AMBient]? Query Returns ambient temperature Unit ºC Return <NR1> Example SYSTem:VERSion? Query Returns SCPI language version Return <SRD> 1999.0 4.15.11 TRIGger Subsystem NOTE The Trigger subsystem must be enabled from the Initiate subsystem. If disabled, commands from the trigger subsystem will not affect power supply output. TRIGger[:IMMediate] Function If Trigger is enabled (by INITiate command), TRIG generates an...

  • Page 151: Scpi Commands Summary

    4.16 SCPI Commands Summary Com m on Com m ands (SCP I ) Description *CLS Clear standard event status register *ESE <NR1> (?) Set standard event status enable <NC> register *ESR? Return standard event status event <NC> register *IDN? Return instrument identification string IDN? *OPC (?) Set "operation complete"...
  • Page 152 :FOLDback [:MODE] <DSC> (?) Set operation protection mode FLD(?) :DELay <NRf+> (?) Set foldback delay FBD(?) :RELay {1|2} [:STATe] <Bool> (?) Set control pins status {1|2}(?) :TTLTrg :MODE <DSC> (?) Set output trigger mode <NC> [:][PROGram] :COUNter <NR1>,INFinity (?) Set number of iterations <NC>...
  • Page 153 :ENABle <NR1> (?) Enables specific bits in the Event FENA(?) register [:]SYSTem [:COMMunicate] :ADDRess <NR1> (?) Set communication address <NC> :BAUDrate <DSC> (?) Set Baud rate <NC> :BOOL <NR1> (?) Set Boolean commands return type BOOL :INTerface <DSC> (?) Set communication interface :LAN :HOST? <NC>...

  • Page 154: Chapter 5: Advanced Functions

    CHAPTER 5: ADVANCED FUNCTIONS Sequencer The sequencer allows advanced waveforms programming of power supply output in steps of one milli-second. Up to four sequences, 100 points each, can be stored inside power supply memory. There are two programmable modes: LIST and WAVE. These programmable modes are synchronized by input trigger (refer to section 5.2.2).

  • Page 155: Wave Mode

    0.01s ec Tri gger Ini ti a ted INIT:IMM Tri gger Wa i t Tri gger Event Tri gger Del a y 0.02s TRIG:DEL 0.02 Dwel l 0.05s 0.06s 0.03s LIST:DWELL 0.05,0.06,0.03 OUTPUT LIST:VOLT 5,10,0 VOLTAGE STEP AUTO Figure 5–2: LIST Mode Sequence Example 5.1.2 WAVE Mode Output value change in slopes is determined by parameters in the WAVE.

  • Page 156: Sequencer Functions

    0.01s ec Tri g Ini ta ted INIT:IMM Tri gger Wa i t Tri gger Event Tri gger Del a y 0.02s TRIG:DEL 0.02 Ti me 0.03s 0.02s 0.03s 0.03s 0.02s 0.03s WAVE:TIME 0.03,0.02,0.03 WAVE:VOLT 10,10,0 OUTPUT VOLTAGE COUN 2 INIT:CONT 0 STEP AUTO Figure 5–4: WAVE Mode Sequence Example...

  • Page 157: Step

    5.1.3.6 Step Execute a single step from a sequence in the LIST or WAVE mode. Step function is available via the communication command [PROGram]:STEP <DSC>. 5.1.3.7 Continuous Continuous flag provides the ability to skip the IDLE STATE (refer to Figure 5–1 and/or Figure 5–2) after a sequence has completed.

  • Page 158: Sequencer Setting Memory

    5.1.4 Sequencer Setting Memory Refer to Table 5-1 for memory parameters stored/loaded using Sequencer Store/Load functions. Function Factory Reset Reset Last Setting Store & Load (Default Settings) Sequence Mode (LIST/WAVE) None LIST/WAVE Sequence Voltage/Current values 0 LIST/WAVE Sequence Dwell/Time values Step ONCE Counter...

  • Page 159: Trigger Out

    5.2.3 Trigger Out Trigger Out function is an active high output signal located on the Rear Panel DB26 J1.23. There are three available trigger out modes: OFF, FSTR, TRIG. Each mode depends on the setting of current and/or voltage programming mode (refer to [SOURce]:CURRent:MODE <DSC> and [SOURce]:VOLTage:MODE <DSC>...

  • Page 160: Wave Mode Execution Via Front Panel Example

    Set continuous trigger initialization mode: INIT:CONT ON. Initialize trigger system: INIT. Power supply is waiting for trigger. Turn on the power supply output and send a trigger command: *TRG. NOTE To stop execution of a running sequence, use ABORt command (refer to section 4.14). 5.3.3 WAVE Mode Execution via Front Panel Example Load a sequence from the power supply memory cell 1:...

  • Page 161: List Mode Example

    Start condition: Assume power supply output is on; Initial voltage point is 0 Volts. NOTE Arbitrary waveforms can be easily created by using the Waveform Creator application available on TDK-Lambda Website. Refer to Quick Start Guide documentation on TDK-Lambda Website.

  • Page 162: Wave Mode Example

    Start condition: Assume power supply output is on; Initial voltage point is 0 Volts. NOTE Arbitrary waveforms can be easily created by using the Waveform Creator application available on TDK-Lambda Website. Refer to Quick Start Guide documentation on TDK-Lambda Website.

  • Page 163: Internal Resistance

    Internal Resistance Internal resistance function is primarily used to simulate battery voltage drop, as a response to load current. In addition, it can be used in cases of voltage drop over long load wires. Power supply output voltage V is set according to voltage setting minus actual load current multiplied by internal resistance value setting (V =V-I×R Internal resistance function is enabled via the Front Panel menu (refer to section 1.8) or the...

  • Page 164: Constant Power Limit

    Constant Power Limit The Constant Power Limit function limits the output power provided by the power supply. The Constant Power Limit function is enabled via the Front Panel menu (refer to section 1.8) or the communication command [SOURce]:POWer:STATe <Bool>. Constant power setting range is limited by multiplication of rated voltage by rated current, in steps of 1 watt.

  • Page 165: Preload Control

    To limit voltage and current values (in addition to constant power limit), set voltage limit and current limit, as shown in Figure 5–9. Figure 5–9: Constant Power - Example 2 Preload Control Preload Control function provides the ability to enable/disable internal preload circuitry. This function is mainly used to prevent discharge of batteries connected to the power supply output terminals.

  • Page 166: Ocl - Analog Programming Over Current Limit

    OCL – Analog Programming Over Current Limit Analog Programming Over Current Limit (OCL) function provides the ability to limit analog programming of maximum current programming value. Setting OCL to ON state clamps maximum current programming value to digital programming value (set by Front Panel or communication). Setting OCL to OFF state (default configuration) provides the ability to program current setting according to power supply rated current value (up to about 108% of rated current).

  • Page 167: Slew-Rate Control

    Slew-Rate Control Slew-Rate control function provides the ability to control voltage or current reference slew rate. Slew rate function is enabled via the Front Panel menu (refer to section 1.8) or the communication commands SYSTem:SLEW[:STATe] <DSC>. • Select VOLT for voltage reference slew control •...

  • Page 168: Advanced Parallel

    Advanced Parallel Up to four units of the same voltage and current ratings can be connected in parallel to provide up to four times of the output current capability. One of the units operates as a master while the remaining units operate as slaves. The configuration of the system (Master-Slave) is automatic. Each unit configures itself according to advanced parallel cable connection.

  • Page 169: Load Connection

    5.9.3 Load Connection In parallel operation, power supplies can be connected in local or remote sensing. Refer to Figure 5–11 and Figure 5–12 for typical connections of parallel power supplies. Up to four identical units can be connected in parallel. Figure 5–11: Parallel Connection with Local Sensing Figure 5–12: Parallel Connection with Remote Sensing CAUTION...

  • Page 170: Advanced Parallel System Acknowledge

    NOTE With local sensing, it is important to minimize wire length to decrease wire resistance. In addition, the positive and negative wire lengths should be as close as possible to each other to achieve better current balance between power supplies. 5.9.4 Advanced Parallel System Acknowledge The acknowledge system prevents unintended changes of advanced paralleling assembled...

  • Page 171: Acknowledge Via Communication (Blank Panel Master Power Supply)

    5.9.4.3 Acknowledge via communication (Blank Panel master power supply) To acknowledge a parallel system assembled with Blank Panel master power supply, turn on the master unit, wait 5 seconds. Read questionable condition register by sending STATus:QUEStionable:CONDition? command. If paralleling system is ready for acknowledge, questionable condition register Parallel Acknowledge bit is set (refer to section 6.2.2).

  • Page 172: Advanced Parallel System Identification (*Idn?)

    Advanced Parallel system identification (*idn?) To identify a system connected in parallel, master unit updates its identification name. Standard unit identification string format is: TDK-LAMBDA,Gx-y,S/N,G:r. • x – rated voltage, y – rated current, S/N – serial number, r – firmware revision.

  • Page 173: Single Or Master Roles Non-Volatile Memory Parameters

    5.9.10.1 Single or Master roles non-volatile memory parameters Refer to Table 5-3: Single or Master Roles Non-Volatile Memory Parameters for the default non- volatile memory parameters set when power supply changes its role to Single or Master. Function Single or Master Role Power Supply Start Mode SAFE Power Supply Output State...

  • Page 174: Slave Role Non-Volatile Memory Parameters

    Function Single or Master Role Enable registers Not Affected (Preserves Setting) Event registers Not Affected (Preserves Setting) Power-On Status Clear Not Affected (Preserves Setting) Display Brightness Not Affected (Preserves Setting) Display Dim Delay [S] Not Affected (Preserves Setting) Display Dim Brightness Not Affected (Preserves Setting) Factory Calibration Parameters Not Affected (Preserves Setting)
  • Page 175 Function Slave Role Analog Mode Current Limit (OCL) Analog Programming & Monitoring Range [V] Programmable Pin 1 Programmable Pin 2 Front Panel Remote Mode LOCAL Front Panel LOCK Output Sense (LOC / REM) Interlock (ILC) Function Enable (ENA) Function Enable (ENA) Polarity Power Supply OK (PS_OK) Delay [S] 00.01 Preload...

  • Page 176: Communication Watchdog

    5.10 Communication Watchdog Communication Watchdog function provides the ability to turn off power supply output, if there is no activity on any of the available communication interfaces (communication with a power supply is lost). Watchdog function is enabled or disabled via Front Panel menu (refer to section 1.8) or communication command SYSTem[:COMMunicate]:WATCHdog[:STATe] <bool>...

  • Page 177: Boolean Commands Return Value

    5.11 Boolean Commands Return Value Boolean Commands Return Value function provides the ability to select Boolean value reply type for <Bool> parameter commands, between 0|1 to OFF|ON. For example, OUTPut[:STATe] <Bool> default return value is 0|1, it could be switched to OFF|ON. Refer to SYSTem[:COMMunicate]:BOOL[:STATe] <DSC>...

  • Page 178: Chapter 6: Status, Fault, And Srq Registers

    CHAPTER 6: STATUS, FAULT, AND SRQ REGISTERS General This section describes various status errors (faults) and SRQ register structures. The registers can be read or set via communication commands. Two individual sets of registers are managed, one set for the SCPI language, another set for the GEN language. SCPI Language 6.2.1 SCPI Register Tree...

  • Page 179: Questionable Condition (Fault Register) Group Structure

    SCPI register tree shown in Figure 6–1 describes the structure of status, events, faults, messaging, and service request registers. Condition registers hold a snapshot of the actual state. The Enable registers can be set by the user to enable SRQ (Service request) in case of a condition change.

  • Page 180: Operational Condition (Status Register) Group Structure

    NOTE OFF Bit (Bit Number 6) represents output ON/OFF button only, it is not affected by ON/OFF command. 6.2.3 Operational Condition (Status Register) Group Structure Operational condition status register group holds a snapshot of the actual status state of the power supply at a present time.

  • Page 181: Standard Event Status Group Structure

    6.2.4 Standard Event Status Group Structure Standard event status group latches error groups. Power switch on and operation complete events status might quickly change its condition before the controlling PC detects it. Events can be stored in the ESB register if the Enable register allows it. Refer to Common Commands Group (section 4.14) for standard event status group commands.

  • Page 182: Output Queue

    6.2.5 Output Queue The output queue is a queue that stores the message sent from the power supply to the controlling PC until the message is read. The output queue is cleared at power on and by the *CLS command. Whenever the queue holds a message, it sets the MAV bit in the status byte register (refer to Figure 6–1).
  • Page 183 Error Number Error Description Error Event -302 “General Error” Unrecoverable system error, recycle AC. If problem persists, contact service -304 "Advanced Slave Fault" Advance Parallel Fault - Slave unit communication error during operation -305 "Advance Parallel Last Slave Advanced Parallel Last Slave unit is missing or not connected Missing”...
  • Page 184 Error Number Error Description Error Event “Analog Mode is ON” An attempt to set Constant Power Mode, Internal Resistance, Slew Rate, or Sequencer while Analog Programming is ON “Slew Mode is ON” An attempt to set Constant Power Mode, Internal Resistance, Analog Programming, or Sequencer while Slew rate is ON "Advanced Parallel Wait Advanced Parallel Waiting for Acknowledge, system has changed...

  • Page 185: Service Request Enable Group Structure

    6.2.7 Service Request Enable Group Structure Service request enable group register summarizes questionable condition group, standard event status group, and operational condition group events, if these are enabled. The group also contains busy bit, message available bit, and service request bit. The register can be read by *STB? Command.

  • Page 186: Determining The Cause Of A Service Interrupt

    6.2.8 Determining the Cause of a Service Interrupt A service request (SRQ) is set if the contents of at least one of the event registers has changed (from logical zero to logical one). To determine the reason for an SRQ, perform the following actions: Poll by *STB? query to determine which bits are active in the service request enable status byte.

  • Page 187: Gen Language

    GEN Language 6.3.1 GEN Register Tree Figure 6–2: GEN Register Tree Diagram...

  • Page 188: Questionable Group (Fault Register) Structure

    GEN register tree shown in Figure 6–2 describes the structure of the status, faults, messaging, and service request registers. Condition registers hold a snapshot of the actual state. Enable registers can be set by the user to enable SRQ (Service request) in case a condition change occurs. Event registers latch condition registers state if the corresponding Enable registers are set to logical one.

  • Page 189: Operational Group (Status Register) Structure

    6.3.3 Operational Group (Status Register) Structure Operational status register group holds a snapshot of the actual status state of the power supply at a present time. Power supply status might quickly change its condition before the controlling PC detects it. Events can be stored in the Event register if the Enable register allows it. Refer to General Status Register Commands (section 4.11.9) set.

  • Page 190: Execution Error ("Exx")

    6.3.5 Execution Error (“Exx”) Power supply responds with an execution error if it receives a valid command, but it cannot execute the command at that time, because another setting prevents it. The execution error response format is ‘Enn<CR>’ where ‘nn’ is ‘01’ to ‘08’. The following error commands are available: E01 Cannot program voltage above the OVP setting (*1) E02 Cannot program voltage below the UVL setting (*2)

  • Page 191: Chapter 7: Ieee Option

    CHAPTER 7: IEEE OPTION General General Purpose Interface Bus (GPIB, also referred as IEEE), factory installed as an option, allows operation of the power supply from a controller/computer via IEEE-488. The interface allows the user a remote control of the power supply, including output voltage, current setting and monitoring, protection setting, trigger, waveform list operation, power supply status, SRQ reporting, and more.

  • Page 192: Multi Drop Connection

    Multi Drop Connection One IEEE Interface can control more than one power supply. A maximum of 31 units can be connected via RS485 interface to a power supply with the installed IEEE option. Refer to Figure 7–2.The power supply connected to a PC via the GPIB cable must be configured to an IEEE communication interface, the other must be configured to RS485 interface.

  • Page 193: Communication Cables

    Communication Cables • GPIB cable - Use standard IEEE-488, 26 AWG GPIB cable up to 3 meters in length. • RS485 link cable - Use serial link cable with RJ-45 shielded connectors (P/N: GEN/RJ45). IEEE Controller Configuration A typical IEEE controller is a personal computer with an IEEE interface card. Each card vendor supplies its own configuration instructions and interface software.

  • Page 194: Communication Example

    Communication Example This section provides an example of how to communicate with the IEEE option power supply using the National Instruments™ MAX application. Run the National Instruments™ MAX (Measurement & Automation Explorer). Figure 7–3: National Instruments™ MAX – Desktop Icon On the side tree, expand My System and select Devices and Interfaces ->...
  • Page 195 Figure 7–6: ID String Query In the Send String: text box, *IDN? appears. Click Query. Refer to Figure 7–6. The ID string indicates the following: Company name • • Power supply model • Serial number & main firmware revision.

  • Page 196: Chapter 8: G+Is420 Analog Programming Option

    CHAPTER 8: G+IS420 ANALOG PROGRAMMING OPTION General Isolated Analog Programming (4-20mA option, PN: G+IS420), factory installed as an option, allows operation of the power supply from a 4-20mA current source. Output Voltage and Current limit can be programmed and readback through optically isolated signals, which are isolated from all other ground references in the power supply.

  • Page 197: Isolated Analog Power Supply Setup

    Connection Description +VPROG_ISO Output voltage programming input, 4-20mA +IPROG_ISO Output current programming input, 4-20mA +VMON_ISO Output voltage Monitoring, 4-20mA +IMON_ISO Output current Monitoring, 4-20mA COMMON. Return for programming signals. COMMON. Return for monitoring signals. Table 8-2: J1 Connector Terminals and Functions NOTE To achieve the lowest noise performance, it is recommended to use shielded-twisted pair wiring.

  • Page 198: Connection Diagram

    Rotate the Voltage encoder until RANGE appears on the voltage display. Rotate the Current encoder to set 10 (External 10V). Press the Current encoder for selection, display blinks once to acknowledge the setting. Exit CONF menu by pressing the Back button or the CONF button. CAUTION 1.

  • Page 199: Analog Monitoring

    8.5.2 Analog Monitoring Follow Figure 8–3 to monitor power supply output voltage and/or current by Isolated Analog monitoring interface. Figure 8–3: Isolated Analog Monitoring Wiring NOTE To limit the maximum analog programming current value (of the current programming channel), refer to section 5.7 (OCL).

  • Page 200: Chapter 9: G+Psink Power Sink Option

    CHAPTER 9: G+PSINK POWER SINK OPTION General The power sink module allows the power supply to absorb energy fed back from the load. Internal logic module senses the output voltage on the busbars of the power supply. If the sensed voltage is higher than the desired voltage, the logic signals the power sink module to sink current across the output terminals, thus maintain a constant voltage at the load.
  • Page 201 NOTES 1. When connecting multiple power supplies in parallel, these CAN have power sink module installed (a mix of power supplies with/without power sink module is possible). 2. When connecting multiple power supplies in series, ALL of these MUST have power sink module installed, otherwise, no power could be absorbed.

  • Page 202: Chapter 10: Maintenance

    Units requiring repair during the warranty period should be returned to a TDK Lambda authorized service facility. Further technical assistance, if needed, may be obtained at TDK-Lambda Technical Centre: https://www.emea.lambda.tdk.com/about_global Repairs performed by other than the authorized service facilities may void the warranty.

  • Page 203: Troubleshooting

    10.6 Troubleshooting If the power supply appears to be operating improperly, use the Table 10-1 to determine whether the power supply, load or external control circuits are the cause. Configure the power supply for basic front panel operation and perform the tests listed in Safety & Installation manual, Turn-On Checkout Procedure section to determine whether the problem can be found with the power supply.

  • Page 204: Fuse Rating

    SYMPTOM CHECK ACTION REF. 2.12.1 No output. Front panel Display indicates ILC_FAULT Check the Rear Panel J1 Interlock Alarm LED blinks at 0.5Hz connection & Functionality. 2.12.2 frequency. Display indicates ENA_FAULT Check the Rear Panel J1 Enable connection & Functionality. 2.9.4 No output.
  • Page 205 Geräte, die während der Garantiezeit repariert werden müssen, sollten an eine von TDK Lambda autorisierte Serviceeinrichtung geschickt werden. Weitere technische Unterstützung erhalten Sie bei Bedarf im TDK-Lambda Technikzentrum: https://www.emea.lambda.tdk.com/about_global Reparaturen, die nicht von einer autorisierten Werkstatt durchgeführt werden, können zum Erlöschen der Garantie führen.
  • Page 206 Betrieb des Gerätes ist die nächstgelegene TDK-Lambda Verkaufsniederlassung oder Servicestelle zu kontaktieren. Weitere technische Unterstützung erhalten Sie bei Bedarf im TDK-Lambda Technikzentrum: https://www.emea.lambda.tdk.com/about_global 10.6 Fehlersuche Sollte die Stromversorgung nicht wie erwartet funktionieren, kann die nachfolgende Tabelle zur Problemanalyse helfen, herauszufinden, ob die Stromversorgung, die Last oder eine externe Steuerung die Ursache dafür sind.
  • Page 207 Feststellung PRÜFEN Nächster Schritt BEZUG prüfen, ob die Einstellung für den OVP niedriger als die Ausgangsspannung eingestellt ist. 2.11.1 Kein Ausgang. Display zeigt ”SO” an. An der Rückseite die Shut Off Funktion an J1 Anschluss prüfen. 2.12.1 Kein Ausgang. Frontseitige Display zeigt ”ILC_FAULT”...
  • Page 208 CHAPTER 11: INDEX Address Controller Configuration, 178 Setting, 53 IEEE OPTION, 176 Adjustments and Calibration, 187 Interlock Function ADVANCED FUNCTIONS, 139 Enable/Disable, 40 Advanced parallel Internal Resistance, 148 Operation, 156 IP Address Advanced Parallel, 153, 155 Setting, 53 Connection, 153 IP Addresses, 67 Slave units, 156 LAN, 60...
  • Page 209 Remote Resistor, 50 Baud Rate, 54 Remote Voltage, 49 Default, 43 PROGRAMMING Signal. See CV/CC Remote Analog, 48 Power Supply, 42 Protection Signals Delay, 35 Programmed, 42 Foldback, 34 Slew-Rate Control, 152 Over Temperature, 35 Socket Over Voltage, 31 Description, 83 Under Voltage, 32 Sockets Protective Functions, 30...

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