GW Instek GPD-2303S User Manual

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DC Power Supply GPD-X303S Series USER MANUAL GW INSTEK PART NO. 82PD-433S0M01 ISO-9001 CERTIFIED MANUFACTURER ...

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This manual contains proprietary information, which is protected by copyrights. All rights are reserved. No part of this manual may be photocopied, reproduced or translated to another language without prior written consent of Good Will compa...

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TABLE OF CONTENTS Table of Contents SAFETY INSTRUCTIONS ................................................... 5 OVERVIEW...................................................................... 10 Introduction...........................................

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GPD-X303S Series User Manual 4 Remote Connection Step...................... 44 Command Syntax ................................. 46 Error Messages .................................... 46 Command List...................................... 47 ...

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SAFETY INSTRUCTIONS SAFETY INSTRUCTIONS This chapter contains important safety instructions that you must follow when operating the GPD- X303S series and when keeping it in storage. Read the following before any operation to insure your safety...

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GPD-X303S Series User Manual Do not dispose electronic equipment as unsorted municipal waste. Please use a separate collection facility or contact the supplier from which this instrument was purchased. Safety Guidelines General Guideli...

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SAFETY INSTRUCTIONS Fuse WARNING • Fuse type: 100V/120V: T6.3A/250V, 220V/230V: T3.15A/250V • Make sure the correct type of fuse is installed before power up. • To ensure fire protection, replace the fuse only with the specified...

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GPD-X303S Series User Manual (Pollution Degree) EN 61010-1:2001 specifies the pollution degrees and their requirements as follows. The GPD-X303S series falls under degree 2. Pollution refers to “addition of foreign matter, solid, liquid, ...

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SAFETY INSTRUCTIONS Power cord for the United Kingdom When using the GPD-2303S/GPD-3303S/GPD-4303S series in the United Kingdom, make sure the power cord meets the following safety instructions. NOTE: This lead/appliance must only be wired b...

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GPD-X303S Series User Manual OVERVIEW This chapter describes the GPD-2303S/GPD- 3303S/GPD-4303S series in a nutshell, including its main features and front / rear panel introduction. After going through the overview, follow the Setup chapter...

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OVERVIEW Independent / Tracking Series / Tracking Parallel The three output modes of GPD-X303S series, independent, tracking series, and tracking parallel, can be selected through pressing the TRACKING key on the front panel. In the indepen...

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GPD-X303S Series User Manual Dynamic load When used in audio production lines, the power supply can provide a continuous or dynamic load using a jumper connector (JP101/JP401). When the jumper connectors are connected to the “ON” positi...

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OVERVIEW Series Lineup / Main Features Main Features Performance • Low noise: Temperature controlled cooling fan • Compact size, light weight Operation • Constant Voltage / Constant Current operation • Tracking Series ...

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GPD-X303S Series User Manual Principle of Operation Overview The power supply consists of the following. • AC input circuit • Transformer • Bias power supply including rectifier, filter, pre-regulator and reference voltage sour...

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OVERVIEW Auxiliary Rectifier The auxiliary rectifiers D1011~ D1014 provide bias voltage filtered by the capacitors C102 and C103, for the pre-regulators U101 and U102. They provide a regulated voltage for other modules. Main Rectifier Th...

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GPD-X303S Series User Manual Front Panel Overview VoltMeter Ammeter Memory Keys Voltage Knobs Current Knobs Parallel Keys CH1/CH3, CH2/ CH4(Beep) Keys Output Key Lock Key CH3 CV/CC Indicator CH3 Output CH1 CV/CC Indicator CH1 OutputCH2 Output C...

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OVERVIEW Control Panel Memory Keys Saves or recalls panel settings. Four settings, 1 ~ 4, are available. For save/recall details, see page41. CH1/CH2 GPD-2303S/2303S: Selects the output channel (CH1/CH2) for level adjustment. Fo...

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GPD-X303S Series User Manual Voltage Knobs Adjusts the output voltage level for the selected channel. Pressing the knob switches coarse and fine level setting. Current Knobs Adjusts the output current level for the selected channe...

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OVERVIEW Terminals Default Terminals European Terminals GND Terminal Accepts a grounding wire. CH1 CV/CC Indicator Indicates CH1 Constant Voltage or Constant Current state. CH1 Output Outputs CH1 voltage and current. ...

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GPD-X303S Series User Manual CH3 Overload Indicator Indicates when CH3 (3303S) output current is overloaded. CH3 Voltage Selector Selects CH3 output voltage for the GPD-3303S: 2.5V, 3.3V, or 5V. CH4 CV/CC Indicator Indicates C...

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OVERVIEW Rear Panel Overview USB Connector Accepts a USB slave connector for command-based remote control (page43). Power Cord / Fuse Socket The power cord socket accepts the AC mains: 115V/230V, 50/60Hz. For power up details, s...

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GPD-X303S Series User Manual CV/CC Crossover Characteristics Background The GPD-4303S, GPD-3303S and GPD-3303S automatically switch between constant voltage mode (CV) and constant current mode (CC), according to load condition. CV mode ...

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SETUP SETUP This chapter describes how to properly power up and configure the GPD-X303S series before operation. Power Up Select AC voltage Before powering up the power supply, select the AC input voltage from the rear panel. Conn...

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GPD-X303S Series User Manual Load Cable Connection GTL-104A 1. Turn the terminal counterclockwise and loosen the screw. 2. Insert the cable terminal. 3. Turn the terminal clockwise and tighten the screw. GTL-105A Insert t...

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SETUP Output On/Off Panel operation Pressing the Output key turns on all channel outputs. The key LED also turns on. Pressing the Output key again turns the output and the key LED off. Automatic output off Any of the following actio...

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GPD-X303S Series User Manual Switch between channels Panel operation Switching between channels only applies to GPD-4303S. Press the CH1/3 key to toggle between CH1 and CH3. The active channel will be shown on the channel indi...

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OPERATION OPERATION CH1/CH2 Independent Mode Background / Connection CH1 and CH2 outputs work independent of each other. Output rating 0 ~ 30V/0~3A for each channel Panel operation 1. Make sure the PARA/ INDEP and SER/INDEP keys...

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GPD-X303S Series User Manual Note: this diagram shows non-European terminals. 3. Set the CH1 output voltage and current. Press the CH1 key (LED turns on) and then use the Voltage and Current knob. By default, the Voltage and Cur...

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OPERATION CH3 Independent Mode Background / Connection For the GDP-3303S the CH3 rating is fixed at 2.5V/3.3V/5V, 3A. CH3 for the 4303S is variable: 0~5V,0~3A / 5.001~10V,0~1A . Output rating 3303S：2.5V/3.3V/5V，3A (fixed) ...

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GPD-X303S Series User Manual 2. 3303S: Select the output voltage, 2.5V/3.3V/5V using the CH3 voltage selector key. 4303S: Press the CH1/3 key to switch to CH3 (The CH3 indicator will light). Use the voltage and current knobs to set th...

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OPERATION CH4 Independent Mode Background / Connection The GPD-4303S has a rating of 5V/1A max. Output rating 5V/1A max No Tracking Series/Parallel CH4 does not have tracking series/parallel mode. The CH4 output is not affected by...

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GPD-X303S Series User Manual 3. To turn on the output, press the output key. The key LED turns on. CV → CC When the output value exceeds the set value, the C.V./C.C. indicator turns red. This indicates that CH3 has switched from c...

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OPERATION CH1/CH2 Tracking Series Mode Background Tracking series operation doubles the Voltage capacity of the GPD-X303S series by internally connecting CH1 (Master) and CH2 (Slave) in series and combining the output to a single channel. ...

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GPD-X303S Series User Manual Note: this diagram shows non-European terminals. 3. Press the CH2 key (LED turns on) and then use the Current knob to set the CH2 output current to the maximum level (3.0A). By default, the Voltage an...

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OPERATION Voltage level Double the reading on the CH1 Voltage meter. In the above case, the actual output is 20.0 x 2 = 40.0V. Current level CH1 meter reading shows the output Current. In the above case, 2.000A. (CH2 Current ...

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GPD-X303S Series User Manual 1. Press the SER/INDEP key to activate the tracking series mode. The key LED turns on. 2. Connect the load to the front panel terminals, CH1+ & CH2−. Use the CH1 (−) terminal as the common line ...

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OPERATION 5. To turn on the output (and LED), press the output key. 6. For the master (CH1) output level and CV/CC status, refer to the CH1 meter and indicator. Master (CH1) voltage level CH1 meter reading shows the outpu...

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GPD-X303S Series User Manual Slave (CH2) voltage level The CH1 meter reading shows the output voltage. In the above case, 20.0V. Slave (CH2) current level The CH2 meter reading shows the output current. In the above case, 3.000A. 3...

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OPERATION CH1/CH2 Tracking Parallel Mode Background / Connection Tracking parallel operation doubles the current capacity of the GPD-X303S series by internally connecting CH1 and CH2 in parallel and combining the output to a single channe...

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GPD-X303S Series User Manual 3. To turn on the output, press the output key. The key LED turns on. 4. The CH2 C.V./C.C. PAR. indicator turns red, indicating tracking parallel (PARA) mode. 5. Press the CH1 key (LED turns on...

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SAVE/RECALL SETUP SAVE/RECALL SETUP Save Setup Background The front panel settings can be stored into one of the four internal memories. Contents The following list shows the setup contents. • Independent / tracking series / tracking ...

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GPD-X303S Series User Manual Recall Setup Background The front panel settings can be recalled from one of the four internal memories. Contents The following list shows the setup contents. • Independent / tracking series / tracking par...

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REMOTE CONTROL REMOTE CONTROL Remote Control Setup Background The GPD-X303S is capable of being remotely controlled via a USB connection. Interface USB slave port, rear panel COM setting Set up the COM port inside the PC according to ...

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GPD-X303S Series User Manual Remote Connection Step Entering the remote control mode 1. Connect the USB cable to the slave port. 2. The connection will be automatically established, and the front panel shows a “USB…YES” message....

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REMOTE CONTROL 4. The power supply goes back to the local operation mode. 45 ...

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GPD-X303S Series User Manual Command Syntax Command format ISET<X>:<NR2>NL 12345 1: command header 2: output channel 3: separator 4: parameter 5: terminator(line feed) Output channel 1 (CH1) or 2 (CH2) Parameter Type De...

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REMOTE CONTROL e Command not allowed The entered command is not allowed in the circumstance. Example: trying to set CH2 output while in the tracking mode. f Undefined header The entered command does not exist, or the syntax is wrong. Com...

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GPD-X303S Series User Manual Command Details ISET<X>:<NR2> Description Sets the output current for the selected channel. X 1= CH1, 2= CH2, (4303S: 3 = CH3, 4= CH4) <NR2> Decimal number, range 0～3.200A Response time...

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REMOTE CONTROL VSET<X>? Description Returns the output voltage setting. X 1: CH1, 2: CH2, (4303S: 3: CH3, 4: CH4) Response time Minimum 10ms Example VSET1? Returns the CH1 voltage setting IOUT<X>? Description Returns t...

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GPD-X303S Series User Manual BEEP<Boolean> Description Turns the beep on or off. <Boolean> 0:off, 1:on Response time Minimum 10ms Example BEEP1 Turns on the beep OUT<Boolean> Description Turns on or off the outpu...

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REMOTE CONTROL Return parameter GW INSTEK,GPD-X3303,SN: xxxxxxxx, Vx.xx (Manufacturer, model name, serial number, firmware version) RCL<NR1> Description Recalls a panel setting. <NR1> 1 – 4: Memory 1 to 4 Response time...

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GPD-X303S Series User Manual Response time Minimum 10ms ERR? Description Checks the error status of the instrument and returns the last error message. Response time Minimum 10ms Contents See page 46 for the list of error messages. HE...

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FAQ FAQ Q1. I pressed the panel lock key but the output still turns on/off. A1. For safety reasons the output key is not affected by the panel key lock feature. Q2. The CH3 overload indicator turned on – is this an error? A2. No, it si...

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GPD-X303S Series User Manual APPENDIX Fuse Replacement Steps 1. Take off the power cord and remove the fuse socket using a minus driver. 2. Replace the fuse in the holder. Rating • 100V/120V:T6.3A/250V • 220V/230V:T...

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APPENDIX Specifications The specifications apply when the GPD-X303S series are powered on for at least 30 minutes under +20°C – +30°C. Output Ratings CH1/CH2 Independent 0 ~ 30V / 0 ~ 3A CH1/CH2 Series 0 ~ 60V / 0 ~ 3A CH1/CH2 ...

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GPD-X303S Series User Manual Voltmeter 32V full scale, 5 digits 0.4" LED display Program Accuracy Voltage: ± (0.03% of reading + 10mV) Current: ± (0.3% of reading + 10mA) Read back Accuracy Voltage: ± (0.03% of readin...

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APPENDIX Declaration of Conformity We GOOD WILL INSTRUMENT CO., LTD. (1) No.7-1, Zhongxing Rd., Tucheng Dist., xinbei City 236, Taiwan (2) No. 69, Lu San Road, Suzhou City (Xin Qu), Jiangsu Sheng, China declare, that the below mentioned p...

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GPD-X303S Series User Manual INDEX Automatic out off .................25 Banana plug ..........................24 Baud rate Remote control..................51 Beep setting Contents.............................25 Manual.....................

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INDEX 59 FAQ ....................................53 manual ...............................25 Remote ...............................50 Output voltage setting Manual...............................28 Remote control..................48 Over lo...