GW Instek PSB-2000 Series User Manual
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GW Instek PSB-2000 Series User Manual

Multi-range bench-top dc power supply
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All manuals and user guides at all-guides.com
Muti-Range Bench-Top DC Power
Supply
PSB-2000 series
User Manual
GW INSTEK PART NO. 82SB-28H00EA1
ISO-9001 CERTIFIED MANUFACTURER

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  • Page 1 All manuals and user guides at all-guides.com Muti-Range Bench-Top DC Power Supply PSB-2000 series User Manual GW INSTEK PART NO. 82SB-28H00EA1 ISO-9001 CERTIFIED MANUFACTURER...
  • Page 2 All manuals and user guides at all-guides.com Copyright Statement This manual contains proprietary information, which is protected by copyright. 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 company. The information in this manual was correct at the time of printing.

  • Page 3: Table Of Contents

    All manuals and user guides at all-guides.com Table of Contents Table of Contents SAFETY INSTRUCTIONS ........... 3 GETTING STARTED ............7 PSB 2000 Series Overview ........ 8 Appearance ............ 15 OPERATION ..............32 Connecting the AC Power Cable ...... 32 Connecting the Load to the Output Terminals 32 Operation Ranges (PSB-2400L, 2800L, 2400L2, 2800LS) ............
  • Page 4 All manuals and user guides at all-guides.com PSB-2000 Series User Manual PSB-001 Specifications (optional) ....100 PSB-002 Specifications (standard) ....101 Connection Methods ........102 Connection Cables ........104 Address Setting ..........105 Using the Interface Boards ......108 Communication Commands ......111 Registers ............

  • Page 5: Safety Instructions

    All manuals and user guides at all-guides.com SAFETY INSTRUCTIONS AFETY INSTRUCTIONS This chapter contains important safety instructions that you must follow during operation and storage. Read the following before any operation to insure your safety and to keep the instrument in the best possible condition. Safety Symbols These symbols may appear in the manual or on the instrument.
  • Page 6 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Safety Guidelines Do not place any heavy object on the unit. General  Guideline Avoid severe impact or rough handling that  leads to damaging the unit. CAUTION Do not discharge static electricity to the unit.
  • Page 7 All manuals and user guides at all-guides.com SAFETY INSTRUCTIONS Disconnect the power cord before cleaning the Cleaning the  oscilloscope. power supply Use a soft cloth dampened in a solution of mild  detergent and water. Do not spray any liquid into the oscilloscope.
  • Page 8 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Power cord for the United Kingdom When using the power supply in the United Kingdom, make sure the power cord meets the following safety instructions. NOTE: This lead/appliance must only be wired by competent persons...

  • Page 9: Getting Started

    All manuals and user guides at all-guides.com GETTING STARTED ETTING STARTED The PSB series are variable output, high- performance, regulated, switching DC power supplies. They incorporate a high-frequency current suppression circuit and accept input voltages rated from AC100V to 240V without the need to switch inputs.

  • Page 10: Psb 2000 Series Overview

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual PSB 2000 Series Overview Series line up Voltage range Current range Power range Product name 0V to 800V 0A to 3A 0W to 400W PSB-2400H 0V to 800V 0A to 6A...
  • Page 11 All manuals and user guides at all-guides.com GETTING STARTED ■ 400W Type PSB-2400L ■ 800W Type PSB-2800L ■ 400W×2-Channel Type 　 PSB-2400L2 ■ 800W Type Booster unit PSB-2800LS ■ 400W Type PSB-2400H ■ 800W Type PSB-2800H...
  • Page 12 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Main Features Multi-Range Capable of a wide-range of voltage and current Output settings within the rated power envelope. Constant-Power Provides constant-power (CP) control in addition to Control constant-voltage (CV) and constant-current (CC) controls.
  • Page 13 All manuals and user guides at all-guides.com GETTING STARTED Single Unit The PSB-L series uses a single power supply unit Control of (acting as the master unit) to control all connected Parallel/Series slave units for series or parallel operation. In parallel, Operation up to 4 units can be controlled (including the master) to increase the total power.
  • Page 14 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Accessories Model Number Description PSB-001 GPIB Control Board. Includes GRJ-1101 modular cables. For further details, see page 100. PSB-002 RS-232C/USB Control Board. Includes GRJ-1101 modular cables. For further details, see page 101.
  • Page 15 All manuals and user guides at all-guides.com GETTING STARTED Vertical Bus Bar PSB-005 PSB-005 Parallel Connection Signal Cable PSB-006 Serial Connection Signal Cable PSB-007 Joint Kit: Includes 4 joining plates, 4X M3x6 screws, 2X M3x8 screws. PSB-008 RS-232C Cable GRJ-1101 Modular Cables: 500mm 6P6C RJ11 (local bus cables)
  • Page 16 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Standard Accessories Model Number Description User Manual CD x 1 AC power cable x 1 Screws for output terminals on rear panel Protection covers for output terminals on rear panel...

  • Page 17: Appearance

    All manuals and user guides at all-guides.com GETTING STARTED Appearance Front Panel (PSB-2400L2 shown) PSB- 2400L 2 OUTPUT ON / OFF MENU CH 1 CH 2 OFF TIMER DISP CH 1 DELAY CH 2 Hi - ( L Type ONLY ) CHECK DISP POWER...
  • Page 18 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Front Panel (PSB-2400H shown) PSB - 2400 H OUTPUT ON / OFF MENU OFF TIMER Hi - ( L Type ONLY) CHECK DISP POWER MENU ENTER PRESET FAST/ LOCK(3s)
  • Page 19 All manuals and user guides at all-guides.com GETTING STARTED Item Description This is a ventilation grill for for cooling the Front grill internal circuits. It is detachable and has a dust filter inside. Clean the filter periodically. See page 143. Detachable.
  • Page 20 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Panel Operation Unit PSB-2400L, PSB-2800L PSB- 2400L2 PSB-2400H, PSB-2800H Type Description Address no., Normal Sequence Menu Tracking operation operation Step no., Number of Menu No. is “Ab” is cycle no., displayed.
  • Page 21 All manuals and user guides at all-guides.com GETTING STARTED Voltage LED Normal Sequence Menu Alarm (7-segment) operation operation Voltage or Cycle No. is Set parameter OVP, OCP, power is displayed. is displayed. HARD or displayed. OHP is displayed. The ―W‖ LED on the right of the 7-segment LED is lit in the power display state.
  • Page 22 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Used to select the functions and change the 13 Rotary values. encoder Used for setting the voltage. Press the key and 14 V key (green) rotate the encoder to change the set value. If the A...
  • Page 23 REMOTE (orange): Lit during communication through the optional interface boards. 22 ROTATE key The operating panel of the PSB-2000 series can be rotated 90 degrees so that the unit can be used in the horizontal or vertical position. Hold the encoder and rotate the panel operation unit while holding the key.
  • Page 24 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Rear Panel (PSB-2400L2) CH 1 OUTPUT 400W MAX DC 80V MAX DC 40A ～100V-240V 50Hz / 60Hz 650 VA MAX CH 2 MADE IN TAIWAN OUTPUT △ AC INPUT...
  • Page 25 All manuals and user guides at all-guides.com GETTING STARTED Rear Panel (PSB-2800H) CAUTION OUTPUT 400W MAX DC 800V △ AC INPUT MAX DC MADE IN TAIWAN Rear Panel (PSB-2800LS) CH 1 OUTPUT 400W MAX DC 80V MAX DC 40A ～100V-240V 50Hz / 60Hz 650 VA MAX MADE IN TAIWAN...
  • Page 26 25 Sensing terminals sensing point. These terminals are short-circuited before shipment to select internal sensing. The Output of the PSB-2000 series power supply 26 Rear output unit is also output through these terminals. The terminals type of rear panel output terminal varies depending on the model.
  • Page 27 All manuals and user guides at all-guides.com GETTING STARTED This connector is used for parallel and serial 27 J1 control control for master/slave operation. The optional signal input connector frame link cables must be used with this connector. This connector is used for parallel and serial 28 J2 control control for master/slave operation.
  • Page 28 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Pin assignment of the J3 External Control Connector (PSB-2400L, 2800L, 2400L2, 2800LS) Pin No. Signal name Function COM for pins 2, 3 and 4. CH2 STATUS COM (COM for 2, 3 & 4) CH2 ALARM OUT Open collector output.
  • Page 29 All manuals and user guides at all-guides.com GETTING STARTED Constant-current control input pin for CH2 EXT CC channel 2. CONTROL IN In the external voltage control mode, an external voltage of 0V to 10V can be used to control the ouput current from ~0A to the rated output current.
  • Page 30 All manuals and user guides at all-guides.com PSB-2000 Series User Manual COM pin for channel 2. Connected with CH2 COM the negative output terminal of channel Constant-voltage control input pin for CH1 EXT CV CONTROL IN the channel 1. In the external voltage control mode, an...
  • Page 31 All manuals and user guides at all-guides.com GETTING STARTED Output current monitor pin for channel CH1 EXT A MON Outputs approx. 0V to 10V to represent 0 to the rated output current. COM pin for channel 1. CH1 COM Connected with the negative output terminal of channel 1.
  • Page 32 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Pin assignment of J3 external control connector (PSB-2400H, 2800H) Pin No. Signal name Function Constant-voltage control input pin. EXT CV CONTROL In the external voltage control mode, an external voltage of 0V to 10V can be used to control the output voltage from 0V to 800V.
  • Page 33 All manuals and user guides at all-guides.com GETTING STARTED Output current monitor pin EXT A MON OUT Outputs approx. 0V to 10V to represent the outuput current from 0A to 3A(400H) or 6A(800H). Connected with the negative output terminal. Trigger the alarm state when short- EXT ALARM IN circuited with the COM pin.

  • Page 34: Operation

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual PERATION This chapter describes the start up procedures and the preparation that is necessary before operating the DC power supply. Connecting the AC Power Cable Make sure that the power source is shut off.
  • Page 35 All manuals and user guides at all-guides.com OPERATION current in order to prevent a fire. The current capacity of the cables should be higher still if the cables are twisted to reduce noise or to avoid malfunctioning. Be careful of the temperature! Connecting to the Rear Output Terminals (PSB-2400L, 2800L, 2400L2, 2800LS)
  • Page 36 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Fig. Connection Terminal block with Rear Output Terminals Bolt (M6) Washer Output terminal bar Connect the cables using the bolts supplied with the Note power supply as shown above. If different bolts are used, they may contact the protective cover or interfere with the protective cover.
  • Page 37 All manuals and user guides at all-guides.com OPERATION Fig. Positive Grounding Connection Connect with this screw 4. Sandwich the output terminals and the load cables from above and below with the rear output terminal protective covers, as shown below. Drive the screw into the protective covers at the center.
  • Page 38 All manuals and user guides at all-guides.com PSB-2000 Series User Manual The rear output terminals have M6 holes and M3 (tapped) holes. Be sure to use the M6 holes to connect the load. Noise at the load end may be...
  • Page 39 All manuals and user guides at all-guides.com OPERATION Noise at the load end may be reduced by twisting CAUTION the cables to the load or connecting a film capacitor (low impedance, high-frequency, several μF) and an electrolytic capacitor (several hundred μF) to the load end.
  • Page 40 All manuals and user guides at all-guides.com PSB-2000 Series User Manual The front and rear output terminals are CAUTION electrically connected internally. Terminals that are NOT in use still carry output voltage. Be careful not to touch the terminals. Failure to...
  • Page 41 All manuals and user guides at all-guides.com OPERATION Connection with the Front Output Terminals (PSB-2400L, 2800L, 2400L2, 2800LS) 1. Turn on the unit using the POWER switch. Procedure 2. Connect crimped lug terminals to the ends of the load cables. Fix the load cables firmly to eliminate loose connections from the front output terminals and load cables.
  • Page 42 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Assembling and Connecting the Front Output Terminal Plugs (PSB-2400H, 2800H) 1. Insert the cable (load line) into the plug. Procedure 2. Use a 1.5 mm hex key to fasten the 2 screws.

  • Page 43: Operation Ranges (Psb-2400L, 2800L, 2400L2, 2800Ls)

    All manuals and user guides at all-guides.com OPERATION Operation Ranges (PSB-2400L, 2800L, 2400L2, 2800LS) The PSB-2000 series power supply units offer Introduction wider voltage and current range settings, within the rated power envelope, than our traditional models.  Voltage setting range: 0V to 80V (All models) ...

  • Page 44: Operation Ranges (Psb-2400H, 2800H)

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Operation Ranges (PSB-2400H, 2800H)  Voltage setting range: 0V to 800V (All models)  Current setting range: 0A to 3A (PSB-2400H) 0A to 6A (PSB-2800H)  Power setting range: 0W to 400W...

  • Page 45: Various Settings

    All manuals and user guides at all-guides.com OPERATION Various Settings Turning the Power On First, press the POWER switch to turn on the Introduction power. The power supply unit will show the startup screen (firmware version and models) for several seconds and then displays the last-used settings.
  • Page 46 All manuals and user guides at all-guides.com PSB-2000 Series User Manual How to Set the Current 1. Make sure that the A key is lit green. If not, Procedure press the A key to turn it on. 2. Set the current with the encoder wheel.
  • Page 47 All manuals and user guides at all-guides.com OPERATION Fig. Power Display Voltage and Current and Power: Power: 400W and 40A 80V and 400W How to Turn the Output On Turning the output on or off using the OUTPUT Output Methods ...
  • Page 48 All manuals and user guides at all-guides.com PSB-2000 Series User Manual The CH1 and CH2 keys are independent of each other, and it is possible to turn the output on through channel 1 or B by pressing the CH1 or CH2 key to select the corresponding channel.
  • Page 49 All manuals and user guides at all-guides.com OPERATION How to Display the Setting Value When the Output is On Output methods The power supply unit displays the output value when the output is on. Press the ENTER/ CHECK key when the output is on to switch the display to the setting value.
  • Page 50 PSB-2000 Series User Manual How to Rotate the Display Panel 90 Degrees for Vertical Installation The display panel on the PSB-2000 series can be rotated 90 degrees so that the unit can be operated comfortably in either the horizontal or vertical orientations.
  • Page 51 All manuals and user guides at all-guides.com OPERATION How to Disable Panel Operations (Key Lock Function) It is possible to disable the front panel keys by Operation pressing the FAST/LOCK(3s)/LOCAL key on the left of the encoder. Hold this key for three or more seconds to lock the panel keys.

  • Page 52: Menu Key Functions

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Menu Key Functions Every press of the MENU key changes the menu Introduction  numbers: PSB-2400L, 2800L, 2800LS: MENU Option ―01‖ to ―07‖. PSB-2400L2: MENU Option ―01‖ to ―09‖.
  • Page 53 All manuals and user guides at all-guides.com OPERATION The diagram below can be used as a reference for the menu operations in the following pages: Voltage LED Current LED 2 digit LED for displaying the number of cycles, step No., and menu No. 1.
  • Page 54 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Preset Off timer External (voltage/resistance) Sequence External (On/Off) Delay Tracking External Preset Tracking (voltage/resistance) External (On/Off) Off timer Delay Delay (PSB-L Series Only) Sequence Off timer Sequence External Tracking...
  • Page 55 All manuals and user guides at all-guides.com OPERATION Preset Function Menu Item: 01(All Models) This function saves settings to one of the three Introduction PRESET keys. The settings shown below may be preset. Note that any other settings/values may not be saved. Set voltage ...
  • Page 56 OVP/OCP function Menu Item: 02 (All Models) OVP: (Over Voltage Protection) Introduction  The OVP function turns off the output when the output voltage of the PSB-2000 series exceeds the preset OVP value. Model Setting Range Resolution PSB-2400L 1.0V to 84.0V 0.1V...
  • Page 57 All manuals and user guides at all-guides.com OPERATION 1. Press the MENU key until menu number ―02‖ is Procedure displayed. 2. Press the ENTER/ CHECK key to toggle between the OVP and OCP setting displays. On the PSB- 2400L2, the OVP and OCP settings for channel 1 appear first, followed by channel 2 next.
  • Page 58 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Hi-Ω- Function Menu Item: 03 (PSB-L Series Only) The PSB-2000 series power supplies have filter Introduction capacitors connected to the output. The PSB-L power supplies also have a bleeder circuit to discharge these capacitors to a safe level when the output is turned off.
  • Page 59 All manuals and user guides at all-guides.com OPERATION Hi-Ω Off Hi-Ω On 3. Press the ENTER / CHECK key to confirm the setting. The Hi-Ω LED in the center of the panel turns ○ OFF TIMER ○ DELAY ● Hi-Ω 4.
  • Page 60 All manuals and user guides at all-guides.com PSB-2000 Series User Manual When the Hi-Ω function is activated, the output CAUTION terminals of the power supply unit keep on carrying voltage even after the output is turned off. The Hi-Ω LED will blink when Hi-Ω function is still active as the internal capacitors remain charged.
  • Page 61 All manuals and user guides at all-guides.com OPERATION Off Timer Function Menu Item: 04(PSB-L Series), 03(PSB-H Series) This function turns the output off automatically after Introduction a set amount of time. The timer can be set in ten minute steps to a maximum of 99 hours, 50 minutes. 1.
  • Page 62 All manuals and user guides at all-guides.com PSB-2000 Series User Manual The timer may be set in steps of ten minutes to a maximum of 99 hours and 50 minutes. The OFF TIMER LED will blink when the remaining time is less than five minutes.
  • Page 63 002) are installed. Without an interface board installed, the sequence function is not available. Please see the PSB_Sequence_203 usermanual or the GW Instek website for more information on how to program sequences. The following describes how to view steps in a...
  • Page 64 All manuals and user guides at all-guides.com PSB-2000 Series User Manual If the output is active at the end of the program as CAUTION shown in the figure above, the power supply output will remain at the level of the last step even after the completion of the sequence operation.
  • Page 65 All manuals and user guides at all-guides.com OPERATION ○ ○ ○ ―●SEQUENCE― 4. Next, set the Start Step number with the encoder wheel. Press the ENTER / CHECK key to confirm. The setting range is from 0 to 99. Example: The Start Step is set to No. ―00‖. 5.
  • Page 66  Voltage This function allows you to control the voltage of the PSB-2000 series power supply unit by applying an external voltage to the unit. An external voltage of 0V to 10V can be used to control the output voltage from ~0V to the rated output voltage.
  • Page 67 All manuals and user guides at all-guides.com OPERATION of the PSB-2000 series power supply unit by connecting an external resistance to the unit. An external resistance of 0Ω to 10kΩ can be used to control the output current from ~0A to the rated output current.
  • Page 68 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Controlling constant voltage Controlling constant voltage from the front panel using external control Controlling constant current Controlling constant current from the front panel using external control 4. Finally, press the ENTER /...
  • Page 69 All manuals and user guides at all-guides.com OPERATION 1. Press the MENU key until menu number Procedure ―07‖(PSB-L) or ―06‖(PSB-H) is displayed. 2. Press the ENTER / CHECK key to enter the external output On/Off control setting mode. 3. Select On or Off with the encoder wheel, and press the ENTER / CHECK key again to confirm...
  • Page 70 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Delay Function Menu Item: 08 (PSB-L2) The delay function is available on the dual channel Introduction model (PSB-2400L2) only. It adds a rise and fall delay time to the output of channel 2 for a specified amount of time (in seconds) from a reference point (output of channel 1).
  • Page 71 All manuals and user guides at all-guides.com OPERATION 3. Press the ENTER / CHECK key to confirm the setting. The DELAY LED in the center of the panel turns ○ OFF TIMER ● DELAY ○ Hi-Ω 4. Set the rise delay time with the encoder wheel. When a positive time is set, the output of channel 2 is delayed with respect to channel 1.
  • Page 72 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Tracking Function Menu Item: 09 (PSB-L2) The tracking function is available on the dual Introduction channel model (PSB-2400L2) only. When the tracking function is turned on, the output of channel 2 is made to match the output of channel 1, thus channel 2 can be said to ―track‖...
  • Page 73 All manuals and user guides at all-guides.com OPERATION menu and return to normal operation. ―Ab‖ is displayed on the MENU LED when the tracking function is activated. Example: Tracking function is activated. Master-slave function Menu Item: 10 The master-slave function allows the PSB series to operate in parallel or series (PSB-L only).
  • Page 74 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Display for a slave unit in a Display for a slave unit in parallel connection a series connection 1. The master-slave settings can be accessed by Procedure turning on the power switch while holding the MENU key.
  • Page 75 All manuals and user guides at all-guides.com OPERATION 3. Set the total power with the encoder wheel if the unit is set as the master unit in a parallel connection. Example: Total power of 3200 W. 4. Press the ESC / DISP key to exit the settings and return to normal operation.

  • Page 76: Voltage Sense

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Voltage Sense The PSB-2000 series power supply units have an Description output voltage remote sensing function. This function eliminates influences of voltage drops between the power supply unit and load, which is caused by the contact resistance or the resistance of the load cable conductors.
  • Page 77 All manuals and user guides at all-guides.com OPERATION firmly. Approximately 1mA of current flows through the NOTE sensing wires at the rated output voltage. Use AWG 26 to 18 wires as the sensing wires. Fig. Remote ＋OUTPUT Sensing Connection (PSB-L) －OUTPUT Shielded cable or Twisted pair wires...

  • Page 78: External Control Functions

    The following connectors are supplied with the Description power supply for external control. 1. XG5M-2635-N (manufactured by OMRON Procedure Corporation) (For all PSB-2000 series) This section describes how to assemble the external control connector Assembling the XG5M-2635-N Connector 1. Remove the contacts from the housing.
  • Page 79 Output Voltage Monitor and Output Current Monitor It is possible to monitor the output voltage and Introduction output current of the PSB-2000 series power supply unit using the J3 external control connector. This section describes how to monitor the output voltage and output current of the dual channel model (PSB-2400L2).
  • Page 80 All manuals and user guides at all-guides.com PSB-2000 Series User Manual The internal impedance of the voltage and current NOTE monitoring circuits are approximately 1kΩ. Be careful not draw over 1mA through the monitoring circuits. 1. Voltage monitor Procedure CH1: Pins 17 and 16 (COM), CH2: Pins 8 and 7 (COM) 2.
  • Page 81 All manuals and user guides at all-guides.com OPERATION Constant-Voltage (CV) Control with External Voltage or Resistance The output voltage can be controlled by an Introduction external voltage or resistance through the J3 external connection (EXT CONT) on the rear panel if external control is selected.
  • Page 82 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Fig.External EXT CONT (J3) Voltage/ 0Ω ～ ～ External 10kΩ Resistance control Control Terminal(CV) Negative output ※ Use a shielded cable or twisted terminal of CH1 pair wires for this control.
  • Page 83 All manuals and user guides at all-guides.com OPERATION Constant-Current (CC) Control with External Voltage or Resistance The current output can be controlled using an Introduction external voltage or external resistance through the connector J3 (EXT CONT) on the rear panel if external control is selected.
  • Page 84 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Output ON/OFF with External Contacts The output can be turned on or off using external Introduction contact switches if the external control function is activated. External Control Pins for Output ON/OFF...
  • Page 85 All manuals and user guides at all-guides.com OPERATION Alarm Function using External Contacts An external contact switch can force the PSB-L Introduction into the alarm state. When in the alarm state, the output is turned off and ―HARD‖ is displayed on the LED display.
  • Page 86 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Status Signals (CV, CC & ALARM) Constant-Voltage (CV) Status Signal Introduction  This status signal goes low when the PSB-2000 series power supply unit enters the constant- voltage (CV) status.
  • Page 87 All manuals and user guides at all-guides.com OPERATION Fig. Status Pins EXT CONT (J3) EXT CONT (J3) ALARM ALARM Inside of CH1 status CH2 status PSB-2000 Series Fig. Photocoupler current Internal current I=1mA or less ※ Select and use proper voltage or resistance so that the open collector current does not exceed 1mA.

  • Page 88: Using The Sequence Function

    The PSB_Sequence_203 software is used to create a program in advance via the optional interface board. See the Sequence Function section on page 61 for details. The PSB_Sequence_203 software can be downloaded at the GW Instek website. 1. Write a sequence program through the Procedure interface board.
  • Page 89 All manuals and user guides at all-guides.com OPERATION OUTPUT Ends the sequence operation. The OUTPUT key does not the start sequence CAUTION operation. Use the PRESET 1 ( ) key to start the sequence operation. Even if the sequence function is activated and the ―●...
  • Page 90 All manuals and user guides at all-guides.com PSB-2000 Series User Manual the sequence operation partway, press the OUTPUT key or deactivate the sequence function as shown in the Section ―Sequence Function‖(page 61).

  • Page 91: Other Functions

    THER FUNCTIONS Display in Alarm Status Description When the PSB-2000 series power supply unit enters an alarm state or if the alarm state is manually set using the external control connector (see page 83), an alarm code is shown on the display. The alarm code will indicate what type of alarm has been triggered.
  • Page 92 All manuals and user guides at all-guides.com PSB-2000 Series User Manual This alarm code is displayed if the output current (2) OCP alarm exceeds the preset OCP value. The OHP alarm is displayed if the temperature at (3) OHP alarm an internal detection point exceeds a set temperature.

  • Page 93: Frame Link Controlled Parallel Operation (Excluding Psb-2400L2)

    All manuals and user guides at all-guides.com OTHER FUNCTIONS connector are shorted. For details, see ALARM page 83. PSB-L Only. Frame Link Controlled Parallel Operation (excluding PSB-2400L2) Description The PSB Series power supply units are capable of frame link controlled parallel operation of up to four units(PSB-L), or up to 2 units (PSB-H) including the master unit.
  • Page 94 All manuals and user guides at all-guides.com PSB-2000 Series User Manual CAUTION Improper wiring or settings may cause failures. Recheck the settings before starting frame control operation. If the load cables of a slave unit are disconnected, excessive voltage is applied to the slave unit instantaneously and a ―HArd‖...

  • Page 95: Frame Link Controlled Series Operation (Excluding Psb-2400L2, Psb-H Series)

    All manuals and user guides at all-guides.com OTHER FUNCTIONS Frame Link Controlled Series Operation (excluding PSB-2400L2, PSB-H series) Description The PSB-L series power supply (exlcluding the PSB-2400L2) units are capable of frame link controlled series operation of up to two units, including the master unit.

  • Page 96: Power Extension Using Psb-2800Ls (Parallel Connection Only)

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Power Extension using PSB-2800LS (Parallel Connection Only) The PSB-2800LS (booster unit) is especially Description designed to boost the power capacity when used in parallel. It is possible to increase the output up to a maximum of 3200W when used in parallel with a PSB-2800L as the master unit).

  • Page 97: Using The Psb-007 Extension Kits

    All manuals and user guides at all-guides.com OTHER FUNCTIONS Fig. Connection Example for Horizontal Installation Fig. Connection Example for Vertical Installation Using the PSB-007 Extension kits The PSB-007 extension kits allow master units to be Description physically connected to slave units. The extension kits can be used horizontally or vertically.
  • Page 98 All manuals and user guides at all-guides.com PSB-2000 Series User Manual How to Connect the Units Vertically Remove the rubber feet from the bottom of Steps unit A. (Keep the removed rubber feet and screws with care not to lose them.)
  • Page 99 All manuals and user guides at all-guides.com OTHER FUNCTIONS How to Connect the Units Horizontally Remove the rubber feet from the side of unit Steps B. (Keep the removed rubber feet and screws with care not to lose them.) Fix the joint kit (PSB-007) to the side of the unit A with the flat countersunk head screws supplied with the kit.
  • Page 100 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Bus Bar Connection Fig. Bus Bar Connections to Fix the Output Terminals Parallel connection kit for Horizontal installation PSB-003 Parallel connection kit for vertical installation PSB-004 Terminal block Screw（M6)

  • Page 101: External Control

    All manuals and user guides at all-guides.com EXTERNAL CONTROL XTERNAL CONTROL Remote Control The PSB-2000 series power supplies can be Description controlled from a PC or sequencer when one of the optional interface boards are installed. Two types of interface boards are available: PSB-001 (GPIB) and PSB-002 (RS-232C and USB).

  • Page 102: Interface Connectors

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Interface Connectors USB connector RS-232 connecter Local bus connecter GP-IB connector Fig. Diagram of the Interface Boards PSB-001 Specifications (optional) GPIB Conforms to IEEE488-1978. Specifications Interface functions SH1, AH1, T6, L4, SR1, RL1, PR0, DC1, DT0, C0, &...

  • Page 103: Specifications (Standard)

    All manuals and user guides at all-guides.com EXTERNAL CONTROL Connector type RJ-11 (6-pin modular) Pin 2 (D+), pin 3 (D-) Applicable cable Modular cable: GRJ-1101 (500mm 6P6C RJ11) Q’ty of connectable units A maximum of 10 units can be connected in a daisy chain configuration.

  • Page 104: Connection Methods

    Connection Methods The following shows an example of connecting Description several PSB-2000 series power supply units through the local bus. Fig. Local Bus PSB 2000 + PSB-001 or PSB-002 Windows GPIB or USB...
  • Page 105 All manuals and user guides at all-guides.com EXTERNAL CONTROL When connecting units together using the local bus connection, any of the local bus ports on the interface board can be used as the input or output. Use the shortest modular cables possible to connect each unit.

  • Page 106: Connection Cables

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Connection Cables Use the proprietary modular cables for the local Procedure  bus connection (GRJ-1101). Use standard GPIB cables for the GPIB  connections. Use USB cables (applicable for Full Speed USB ...

  • Page 107: Address Setting

    All manuals and user guides at all-guides.com EXTERNAL CONTROL Address Setting The interface has two addresses: Personal Description Computer Address, and System Address. The type of address that is used depends on whether the unit is the master connected to a PC or a slave unit connected over the local bus.
  • Page 108 All manuals and user guides at all-guides.com PSB-2000 Series User Manual 1. Turn on the unit while holding the A key to Procedure set the System Address and/or Personal Computer Address. The model name and version data are displayed first, and then the interface type is displayed.
  • Page 109 All manuals and user guides at all-guides.com EXTERNAL CONTROL The unit saves the System Address and Personal Computer Address in non-volitile memory. The System Address and Personal Computer Address will remain saved even if the power to the unit is turned off. Personal Computer Address 1 to 30 (maximum of fourteen units through GPIB Windows PSB 2000 + PSB-0001...

  • Page 110: Using The Interface Boards

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Using the Interface Boards Using the GPIB interface All GPIB operations have been tested using a Description  NATIONAL INSTRUMENTS GPIB controller and sample programs. All interface cards conforming to the IEEE488 standard should be compatible with the PSB-001 interface board.
  • Page 111 All manuals and user guides at all-guides.com EXTERNAL CONTROL Using the USB interface You may use the USB port of your Personal Description  computer for communication through the USB interface. Microsoft Windows 98SE, 2000, XP to Windows 8* may be used. To use the USB interface, it is necessary to install ...
  • Page 112 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Using the RS-232C Interface The serial port on a PC or sequencer can be used Description  for communication through the RS232C interface. The interface uses CTS-RTS for flow control.

  • Page 113: Communication Commands

    All manuals and user guides at all-guides.com EXTERNAL CONTROL Communication Commands Every communication command consists of Description  general alphanumeric characters and symbols and a header, which is the abbreviation of a function. Parameters can be either an integer (NR1) or a floating point number with decimal places (NR2).
  • Page 114 All manuals and user guides at all-guides.com PSB-2000 Series User Manual An error occurs if a command causing a  conflicting operation is sent while the sequence, tracking or external control function is working. Command List Category Set item Command...
  • Page 115 All manuals and user guides at all-guides.com EXTERNAL CONTROL Model inquiry *IDN? ESR query *ESR? Event enable *ESE *ESE? STB query *STB? SRQ enable *SRE *SRE? Common Clear *CLS Reset *RST Completion *OPC *OPC? Wait for *WAI completion Local :ADDR Extension communication Remote mode...
  • Page 116 All manuals and user guides at all-guides.com PSB-2000 Series User Manual OVP Setting (:VOLT:PROT) This command sets or inquires about the OVP (over-voltage protection) value. Setting :VOLT:PROT <value> Sets the OVP value of a single channel model. :VOLT:PROT:A <value> Sets the OVP value of CH1.
  • Page 117 All manuals and user guides at all-guides.com EXTERNAL CONTROL The <value> range for single-unit operation is as shown below: PSB-2400L & PSB-2400L2: 0.00 to 41.00 PSB-2800L: 0.00 to 82.00 PSB-2400H: 0.00 to 3.07 PSB-2800H: 0.00 to 6.15 Two decimal places are valid. The setting range changes when the power supplies are used in parallel.
  • Page 118 All manuals and user guides at all-guides.com PSB-2000 Series User Manual The <value> range in single-unit operation is as shown below: PSB-2400L & PSB-2400L2: 1.00 to 42.00 PSB-2800L: 1.00 to 84.00 PSB-2400H: 0.10 to 3.15 PSB-2800H: 0.10 to 6.30 Two decimal places are valid.
  • Page 119 All manuals and user guides at all-guides.com EXTERNAL CONTROL Inquires about the set output power of a single channel model. :POW:A? Inquires about the set output power of CH1. :POW:B? Inquires about the set output power of CH2. Response example Indicates that the set output power is 100W.
  • Page 120 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Hi-Ω ON/OFF(:CONF:HIZ) This command turns on or off the Hi-Ω function. Only applicable to the PSB-L series only. Setting :CONF:HIZ <value> <value> is as shown below: 1: Hi-Ω On 0: Hi-Ω...
  • Page 121 All manuals and user guides at all-guides.com EXTERNAL CONTROL <value> is as shown below: 1: CH1 voltage + current display 2: CH1 voltage + power display 3: CH1 power + current display 4: CH2 voltage + current display 5: CH2 voltage + power display 6: CH2 power + current display 7: Sequence or Off Timer display For a single channel model, use the values 1 to 3 or 7 to...
  • Page 122 All manuals and user guides at all-guides.com PSB-2000 Series User Manual External Control Setting (:EXT:MOD) This command sets the external control mode. Setting :EXT:MOD <value> <value> is as shown below: 0: Settings are controlled from the front panel or via remote control.
  • Page 123 All manuals and user guides at all-guides.com EXTERNAL CONTROL Inquires about the setting. Response example Indicates that external control of the voltage output is enabled. The query return value has the same meaning as the setting <value>. Remark This command causes an error if the sequence function is running.
  • Page 124 All manuals and user guides at all-guides.com PSB-2000 Series User Manual External Control of the Current Output ON/OFF (:EXT:CURR) This command chooses whether the external control is used to control the output current or if the front panel controls are used to control the output current.
  • Page 125 All manuals and user guides at all-guides.com EXTERNAL CONTROL Response example Indicates that output On/Off with external contacts is working. The query return value has the same meaning as the setting <value>. Remark This command causes an error if the sequence function is running.
  • Page 126 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Delay Function ON/OFF (:DELAY:MOD) This command activates or deactivates the delay function. This function only applies to the PSB-2400L2. Setting :DELAY:MOD <value> <value> is as shown below: 0: Deactivates the delay function. (Normal) 1: Activates the delay function.
  • Page 127 All manuals and user guides at all-guides.com EXTERNAL CONTROL Delay Fall Time Setting (:DELAY:FALL) This command sets or inquires about the delay time for turning off output. Setting :DELAY:FALL <value> The <value> range is from -9.99 to +10.00 seconds. Application :DELAY:FALL 0.3 example Sets the delay time for turning off output to 0.3 second.
  • Page 128 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Preset Recall (:PRES:CALL) This command recalls and inquires about preset data. Setting :PRES:CALL <value> <value> is as shown below: 0: Cancels preset. 1: Calls PRESET 1 data. 2: Calls PRESET 2 data.
  • Page 129 All manuals and user guides at all-guides.com EXTERNAL CONTROL Sequence Mode Setting (:SEQ:MOD) This command controls a sequence operation. It can start, stop or pause a sequence. Setting :SEQ:MOD <value> <value> is as shown below: 0: Stops sequence operation. 1: Pause sequence operation – Waits for start. 2: Runs sequence operation (Executes sequence).
  • Page 130 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Sequence Start Step Setting (:SEQ:START) This command specifies which step to start from when running a sequence. Setting :SEQ:START<value> The <value> range is from 0 to 99. Application :SEQ:START2 example Sets the sequence to start from step no.
  • Page 131 Remark PSB_Sequence_203 software is available. Use it for setting The application software for sequence operation may be downloaded from the GW Instek website. Model Inquiry (*IDN?) This command returns the company name, model name, serial number and version number. Setting None.
  • Page 132 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Standard Event Status Register Inquiry (*ESR?) The function of this command is described in the ―Standard Event Status Register‖ in the following section. Standard Event Status Enable Register Setting (*ESE) The function of this command is described in ―Standard Event...
  • Page 133 All manuals and user guides at all-guides.com EXTERNAL CONTROL Command Completion (*OPC) This command sets bit 0 of the standard event status register (ESR) when all current overlapped commands have been processed. Setting *OPC Sets bit 0 of the ESR when all current overlapped commands are complete.
  • Page 134 All manuals and user guides at all-guides.com PSB-2000 Series User Manual after completion of communication with the local bus. Remote/Local Setting (:REMOTE) This command sets or inquires about the remote/local status. Setting :REMOTE <value> <value> is as shown below: 0: Local status (Normal manual operation)

  • Page 135: Registers

    All manuals and user guides at all-guides.com EXTERNAL CONTROL Registers The PSB power supply unit has registers that Introduction conform to the status reporting specified in IEEE488.2. Standard Event Status Event Enable (ESR) (ESE) Power On User Request Command Error Execution Error Device Dependant Error...
  • Page 136 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Status Byte Register (STB, SRE) Initial STB Initial SRE Data Item Description value value Unused. Service request Message summary Standard event summary Output message available Unused. Unused. LERR Local bus error...
  • Page 137 All manuals and user guides at all-guides.com EXTERNAL CONTROL Enables the MAV and ESB bits since the value of 48 ( 00110000 in binary) sets bit 4(MAV) and 5(ESB). Query command *SRE? Response example The masking value set with this command remains valid until the setting is changed or the power is turned off.
  • Page 138 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Item Description *ESE Sets or inquires about the standard event status enable register. Setting command *ESE<value> The <value> range is from 0 to 255. Application example *ESE 48 Enables the CME (bit 5) and EXE (bit 4) of the Event Status register.
  • Page 139 All manuals and user guides at all-guides.com EXTERNAL CONTROL (SRE) is set 1 at this time, bit 6 (MSS) of the status byte register is set to 1 and a service request (SRQ) is generated. Bit 5 Standard event status register summary Bit 4 Message available Bit 1...
  • Page 140 All manuals and user guides at all-guides.com PSB-2000 Series User Manual When receiving the *CLS command, the PSB 2000 series power supply unit clears the standard event register and the status byte register. When MAV occurs.  The MAV bit is cleared when all the data is read out from the output queue.
  • Page 141 All manuals and user guides at all-guides.com EXTERNAL CONTROL The GPIB buffer, output queue and input  queued commands are cleared. The interface status (specified talker or listener  status) is cleared. The SRQ and status byte register are cleared. ...
  • Page 142 All manuals and user guides at all-guides.com PSB-2000 Series User Manual When power is turned on again, the statuses are as Turning on power shown below: again The specified talker or listener status is cleared.  The GPIB buffer, output queue and input ...
  • Page 143 All manuals and user guides at all-guides.com EXTERNAL CONTROL Remote/Local Function The remote/local function is controlled by the Introduction system controller and with the FAST key on the PSB 2000 series power supply unit. (This key serves as the FAST, LOCK and LOCAL keys.) The PSB 2000 series power supply unit always resides in the local, remote, or remote with local lockout state.
  • Page 144 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Responses to Multi-Line Message Commands The table below shows the types of multi-line Introduction message commands and the responses to the commands. Type Name Description Response Universal Clears the GP-IB buffer.

  • Page 145: Appendix

    All manuals and user guides at all-guides.com APPENDIX PPENDIX Trouble Shooting This section shows some possible problems that Overview may arise and the solutions to some of these problems. Most problems may be solved by rechecking connections, settings or some other simple solution.
  • Page 146 All manuals and user guides at all-guides.com PSB-2000 Series User Manual current control with external voltage or resistance.” ・On/Off with the external ・See page 82, “Output On/Off contacts is selected. with external contacts”. ・The channel output key is not ・See page 45, “How to output”.

  • Page 147: Maintenance

    All manuals and user guides at all-guides.com APPENDIX Maintenance The PSB Series power supply unit employs a fan Introduction for forced cooling. Clean the dust filter inside the front grill periodically to maintain the cooling efficiency. Pull the front grill while pressing the notch in the upper part to detach the grill.
  • Page 148 All manuals and user guides at all-guides.com PSB-2000 Series User Manual PSB-2800LS PSB-2800LS Pull frontward while pressing here. Dust filter Front grill...

  • Page 149: Dimensions

    All manuals and user guides at all-guides.com APPENDIX Dimensions PSB--2400L, PSB-2400L2, PSB-2800L 12.8 35.7...
  • Page 150 All manuals and user guides at all-guides.com PSB-2000 Series User Manual PSB-2800LS 35.7 Φ6.5 82.7...
  • Page 151 All manuals and user guides at all-guides.com APPENDIX PSB-2400H, PSB-2800H 12.5...

  • Page 152: Specifications

    All manuals and user guides at all-guides.com PSB-2000 Series User Manual Specifications Output Model PSB-2400L PSB-2800L PSB-2400L2 PSB-2800LS Rated output voltage 80.00V 80.00V 80.00V×2CH 80.00V Setting accuracy 0.1% setting ±2 digit (23ºC ±5ºC) Resolution 10mV Display accuracy 0.2% reading ±2 digit (23ºC ±5ºC) Rated output current 40.00A...
  • Page 153 All manuals and user guides at all-guides.com APPENDIX Input PSB-2800L, PSB-2400L2, Model PSB-2400L, PSB-2400H PSB-2800LS, PSB-2800H Input voltage AC100V to 240V, single-phase, frequency: 50Hz or 60Hz Power consumption 560VA 1120VA Power factor 0.99 Rush current 35A max. 70A max. 3, 4 At the rated output voltage and AC100V input Constant-Voltage Characteristics Model...
  • Page 154 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Constant-Current Characteristics Model PSB-2400L PSB-2800L PSB-2400L2 Source fluctuation 0.01% ±2mV of rated voltage Load fluctuation 0.01% ±3mV of rated voltage Ripple noise (rms) 30mA 60mA 30mA Temperature coefficient (typ.) ±100ppm/ºC (after 30-minute warming up)
  • Page 155 Number of cycles: 1 to 999 (--: Infinite) Sequence function The product is capable of simple program operations using the PSB_Sequence_203 software. The software for sequence operation may be downloaded from the GW Instek website. Available on the PSB-2400L2 only.
  • Page 156 All manuals and user guides at all-guides.com PSB-2000 Series User Manual Protective functions Over-voltage protection (OVP): Stops oscillation when the output voltage exceeds 110% of Fixed rated voltage. (Output Off) Presettable range: 1V to 84V on front panel.(PSB-L series) Over-voltage protection (OVP): Presettable range: 1V to 840V on front panel.(PSB-H...
  • Page 157 All manuals and user guides at all-guides.com APPENDIX Applicable Standards EN61010-1 2nd edition (2001) Indoor use Altitude up to 2000m Transient overvoltage: Overvoltage category II Pollution Degree 2 EN61000-3-2 clause 7.1 class A EN61000-3-3 clause 5 EMS (Min) EN61326-1：2006 EMI(Class A) EN61326-1：2006 ...
  • Page 158 All manuals and user guides at all-guides.com PSB-2000 Series User Manual 41.00A/82.00A(PSB-L series) Sequence item: Current 3.07A/6.15A (PSB-H series) Sequence item: Power 410W/820W Sequence item: Output Sequence item: Time 1sec Key lock function × One-control operation Output status Initialized when power is turned off. ×...
  • Page 159 All manuals and user guides at all-guides.com APPENDIX PSB-2800H Single Parallel Item 800H 800H x 2 800W 1600W SLOW 100mV FAST Voltage Setting Range 0V to 820V Min. display digit 100mV SLOW 10mA 100mA FAST Current Setting Range 0A to 6.15A 0A to 12.3A Min.
  • Page 160 All manuals and user guides at all-guides.com PSB-2000 Series User Manual PSB-2400L (Part 1/2) Single Parallel 2400L 2400L x 2 2400L x 3 2400L x 4 Item 2400L + 2800L 400W 800W 1200W 1600W Voltage Setting SLOW 10mV FAST Range 0V to 82V Min.
  • Page 161 All manuals and user guides at all-guides.com APPENDIX PSB-2400L (Part 2/2) Parallel Series 2400L+ 2800L x 2400L + 2400L 2400L + 2800L x 2400L + 2400L Item + 2800L x 2 2000W 2400W 2800W 800W Voltage Setting SLOW 10mV FAST Range 0V to 82V Min.
  • Page 162 All manuals and user guides at all-guides.com PSB-2000 Series User Manual PSB-2800L Single Parallel Series Item 800L 800L x 2 800L x 3 800L x 4 800L + 800L 800W 1600W 2400W 3200W 1600W Voltage Setting SLOW 10mV FAST Range 0V-82V Min.

  • Page 163: Declaration Of Conformity

    All manuals and user guides at all-guides.com APPENDIX Declaration of Conformity GOOD WILL INSTRUMENT CO., LTD. (1) No.7-1, Jhongsing Rd., Tucheng City, Taipei County, Taiwan (2) No. 69, Lu San Road, Suzhou City (Xin Qu), Jiangsu Sheng, China declare, that the below mentioned product Type of Product: Muti-Range Bench-Top DC Power Supply Model Number:PSB-2400L, PSB-2800L, PSB-2400L2, PSB-2800LS are herewith confirmed to comply with the requirements set out in the...

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