TEXIO PU6-200 Instruction Manual
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TEXIO PU6-200 Instruction Manual

1500w pu series
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1500W SERIES DC POWER PUPPLY
PU6-200
6V/200A
PU12.5-120 12.5V/120A PU20-76
PU30-50
30V/50A
PU60-25
60V/25A
PU100-15
100V/15A
PU300-5
300V/5A
INSTRUCTION MANUAL
PU SERIES
PU8-180
PU40-38
PU80-19
PU150-10
PU600-2.6 600V/2.6A
B71-0130-00
8V/180A
20V/76A
40V/38A
80V/19A
150V/10A

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  • Page 1 INSTRUCTION MANUAL 1500W SERIES DC POWER PUPPLY PU SERIES PU6-200 6V/200A PU8-180 8V/180A PU12.5-120 12.5V/120A PU20-76 20V/76A PU30-50 30V/50A PU40-38 40V/38A PU60-25 60V/25A PU80-19 80V/19A PU100-15 100V/15A PU150-10 150V/10A PU300-5 300V/5A PU600-2.6 600V/2.6A B71-0130-00...
  • Page 2 ■ About Brands and Trademarks The company and product names described in this manual are the brands and trademarks owned by the respective companies or organizations in each country and region. ■ About the Instruction Manual Permission from the copyright holder is needed to reprint the contents of this manual, in whole or in part. Be aware that the product specifications and the contents of this manual are subject to change for the purpose of improvement.

  • Page 3: Table Of Contents

    CONTENTS SAFETY INSTRUCTIONS ....................... Ⅰ～Ⅲ 1. GENERAL INFORMATION ____________________________________________ 1 1-1. Features and options ........................1 1-2. Analog voltage programming and monitoring ................1 1-3. Control via the serial communication port ..................1 1-4. Output connections ........................2 1-5. Cooling and mechanical construction ..................2 1-6.
  • Page 4 2-10-8. Connecting single loads, remote sensing ................. 12 2-10-9. Connecting multiple loads, radial distribution method ............13 2-10-10. Multiple load connection with distribution terminals ............13 2-10-11. Grounding outputs ......................13 2-11. Local and remote sensing ......................14 2-11-1. Local sensing ........................14 2-11-2.
  • Page 5 4-13-2. Series connection for positive and negative output voltage ..........28 4-14. Parallel operation ........................29 4-14-1. Parallel operation (1) ......................29 5-14-2. Parallel operation (2) ......................30 4-15. Daisy-chain connection ......................31 4-16. Front panel locking ........................32 4-16-1. Unlocked front panel ......................32 4-16-2.
  • Page 6 6-7-1. Conditional registers ......................47 6-7-2. Service Request: Enable and Event Registers ..............48 6-8. Serial communication test set-up ....................49 7. ISOLATED ANALOG PROGRAMMING OPTION __________________________ 50 7-1. Specivivations ..........................50 7-1-1. 0V to 5V/0V to 10V option ....................50 7-1-2.
  • Page 7 USING THE PRODUCT SAFELY ■ Preface To use the product safely, read instruction manual to the end. Before using this product, understand how to correctly use it. If you read the manuals but you do not understand how to use it, ask us or your local dealer. After you read the manuals, save it so that you can read it anytime as required.
  • Page 8 USING THE PRODUCT SAFELY CAUTION WARNING ■ Do not remove the product's covers and panels Never remove the product's covers and panels for any purpose. Otherwise, the user's electric shock or fire may be incurred. ■ Warning on using the product Warning items given below are to avoid danger to user's body and life and avoid the damage or deterioration of the product.

  • Page 9: Daily Maintenance

    USING THE PRODUCT SAFELY ■ Do not let foreign matter in Do not insert metal and inflammable materials into the product from its vent and spill water on it. Otherwise, electric shock or fire may occur. ■ Warning item on abnormality while in use If smoke or fire is generated from the product while in use, stop using the product, turn off the switch, and remove the power cord plug from the outlet.

  • Page 11: General Information

    1. GENERAL INFORMATION This user’s manual contains the operating instructions, installation instructions and specifications of the PU 1500W power supply series. The instructions refer to the standard power supplies, including the built-in RS232/485 serial communication. For information related to operation with the optional GP-IB programming. ◆...

  • Page 12: Output Connections

    1-6. Models covered by this manual Table1-1: Models covered by the manual Model Voltage range (V) Current range (A) Model Voltage range (V) Current range (A) PU6-200 0 to 6 0 to 200 PU60-25 0 to 60 0 to 25 PU8-180 0 to 8...

  • Page 13: Prior To Use

    2. PRIOR TO USE 2-1. Initial inspection Prior to shipment this power supply was inspected and found free of mechanical or electrical defects. Upon unpacking of the power supply, inspect for any damage which may have occurred in transit. The inspection should confirm that there is no exterior damage to the power supply such as broken knobs or connectors and that the front panel and meters face are not scratched or cracked.

  • Page 14: Rack Mounting

    2-5. Rack mounting The PU power supply series is designed to fit in a standard 19” equipment rack. 2-5-1. To install the Power Supply in a rack: 1. Use the front panel rack-mount brackets to install the power supply in the rack. 2.

  • Page 15: Ac Input Wire Connection, 1500W Models

    2-8-3. AC Input Wire Connection, 1500W models 1. Strip the outside insulation of the AC cable approx. 10cm. Trim the wires so that the ground wire is 10mmlonger than the other wires. Strip14mmat the end of each of the wires. 2.

  • Page 16: Turn-On Checkout Procedure

    2-9. Turn-on checkout procedure The following procedure ensures that the power supply is operational and may be used as a basic incoming inspection check. Refer to Fig.3-2 and Fig.3-3 for the location of the controls indicated in the procedure. 2-9-1. Prior to Operation 1.

  • Page 17: Ovp Check

    2-9-4. OVP Check ◆ Refer to "4-2. Over voltage protection (OVP)". 1. Turn the front panel AC power switch to On position and turn on the output by pressing OUTPUT pushbutton. 2. Using the VOLT encoder, adjust the output voltage to approx.10% of the unit voltage rating. 3.

  • Page 18: Connecting The Load

    2-10. Connecting the load Turn off the AC input power before making or changing any rear panel connection. WARNING Ensure that all connections are securely tightened before applying power. There is a potential shock hazard when using a power supply with a rated output greater than 40V. 2-10-1.

  • Page 19: Wire Termination

    2-10-3. Wire termination The wires should be properly terminated with terminals securely attached. DO not use unterminated wires for load connection at the power supply. When local sensing, a short from +LS or +S to -V or -S or -LS, will cause damage to CAUTION the power supply.

  • Page 20: Making The Load Connections

    2-10-6. Making the load connections Hazardous voltages exist at the outputs and the load connections when using a power supply with a rated output greater than 40V. To protect personnel against accidental WARNING contact with hazardous voltages, ensure that the load and its connections have no accessible live parts.
  • Page 21 80V to 600V Models Hazardous voltages exist at the outputs and the load connections. To protect personnel against accidental contact with hazardous voltages, ensure that the load WARNING and its connections have no accessible live parts. Ensure that the load wiring insulation rating is greater than or equal to the maximum output voltage of the power supply.

  • Page 22: Connecting Single Loads, Local Sensing (Default)

    2-10-7. Connecting single loads, local sensing (default) Fig.2-9 shows recommended load and sensing connections for a single load. The local sense lines shown are default connections at the rear panel J2 sense connector. Local sensing is suitable for applications where load regulation is less critical.

  • Page 23: Connecting Multiple Loads, Radial Distribution Method

    2-10-9. Connecting multiple loads, radial distribution method Fig.2-11 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.

  • Page 24: Local And Remote Sensing

    2-11. Local and remote sensing The rear panel J2 sense connector is used to configure the power supply for local or remote sensing of the output voltage. ◆ Refer to Fig.2-13 for sense connector location. J2 sensing connector Fig.2-13: Sense connector location There is a potential shock hazard at the sense connector when using a power supply with a rated output voltage greater than 40V.

  • Page 25: Remote Sensing

    2-11-2. Remote sensing There is a potential shock hazard at the sense point when using power supply with a WARNING rated output voltage greater than 40V. Ensure that the connections at the load end are shielded to prevent accidental contact with hazardous voltages. When using shielded sense wires, ground the shield in one place only.

  • Page 26: Panels

    3. PANELS 3-1. Front panel (PU20-76 model) Fig.3-1: Front panel 3-1-1. Operation Panel (PU20-76 model) Fig.3-2: Operation panel 1. AC power switch - AC On/Off control. 2. VOLTAGE control - High resolution rotary encoder for adjusting the Output Voltage. Also adjusts the OVP/UVL levels and selects the Address. ◆...
  • Page 27 10. FOLD indicator - Green LED, lights when Foldback protection is On. 11. V/I CHK indicator - Green LED, lights when V/I CHK button is pressed. 12. FINE indicator - Green LED, lights when the unit is in Fine mode. 13.

  • Page 28: Rear Panel

    3-2. Rear panel (PU20-76 Model) Fig.3-3: Rear panel 20. AC input connector - Wire clamp connector 6V to 60V output model 80V to 600V output model ◆ Refer to "2-8-1. AC Input Connector". ＋V －V DC OUTPUT 21. DC output - Bus-bars for 6V to 60V models.

  • Page 29: Sw1 Setup Switch

    3-3. SW1 setup switch The SW1 Setup switch (see Fig.3-4) is a 9-position DIP switch that allows the user to choose the following: - Internal or remote programming for Output Voltage and Current Limit. - Remote voltage or resistive programming of Output Voltage and Output Current limit. - Select range of remote voltage and resistive programming.

  • Page 30: J1 Programming And Monitoring Connector

    3-4. J1 programming and monitoring connector The J1 Programming and Monitoring connector is a DB25 subminiature connector located on the power supply rear panel. Refer to Table 4-4 for description of the connector functions. The power supply default configuration is Local operation which does not require connections to J1.
  • Page 31 Same ground as PS negative sense (-S) VMON IPGM IF_COM VPGM IF_COM CV/CC ENA_IN LOC/ ENA_OUT IMON Isolated from PS IPGM_RTN PS_OK outputs, VPGM_RTN same ground as LOC/REM SIGNAL RS232/485 Fig.4-4: J1 connector terminals and functions Table 4-4: J1 connector terminals and functions J1 contact Signal name Function...

  • Page 32: Local Operation

    4. LOCAL OPERATION This Chapter describes the operating modes that are not involved in programming and monitoring the power supply via its serial communication port (RS232/RS485) or by remote analog signals. Ensure that the RMT/LCL on the front panel is off, indicating Local mode. If the RMT/LCL LED is on, press the front panel RMT/LCL button to change the operating mode to local.

  • Page 33: Over Voltage Protection (Ovp)

    4-2. Over voltage protection (OVP) 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 and thus providing the protection level at the load.

  • Page 34: Foldback Protection

    4-4. Foldback protection Foldback protection will shut down the power supply output if the load current exceeds the current limit setting level. This protection is useful when the load circuitry is sensitive to an over current condition. 4-4-1. Setting the Foldback protection To arm the Foldback protection, the FOLD button should be pressed so that the FOLD LED illuminates.

  • Page 35: Output Shut-Off (So) Control Via Rear Panel J1 Connector

    4-6. Output shut-off (SO) control via rear panel J1 connector Contacts 2, 3 and 15 of J1 (Fig.3-2, Item 24) serve as Output Shut-Off (SO) terminals. The SO terminals accept a 2.5V to 15V signal or Open-Short contact to shut off the power supply output. To rise the output again after shut-off, apply the reverse-logic signal (Table 4-2) to the SO terminals.

  • Page 36: Cv/Cc Signal

    4-8. CV/CC signal CV/CC signal indicates the operating mode of the power supply, Constant Voltage or Constant Current. CV/CC signal is an open collector output with a 30V parallel zener, at J1-13, referenced to the COM potential at J1-12 (connected internally to the negative sense potential). When the power supply operates in Constant Voltage mode, CV/CC output is open.

  • Page 37: Last Setting Memory

    4-12. Last setting memory The power supply is equipped with Last Setting Memory, which stores power supply parameters at each AC turn-off sequence. STOREDPARAMETERS: 1. Output voltage setting 2. Output constant・current mode・limit 3. OVP level 4. UVL level 5. FOLD setting 6.

  • Page 38: Series Connection For Positive And Negative Output Voltage

    Remote programming in series operation for increased output voltage: 1. Programming by external voltage: The analog programming circuits of this power supply are referenced to the negative Sense (-S) potential. Therefore, the circuits used to control each series connected unit must be separated and floated from each other. 2.

  • Page 39: Parallel Operation

    4-14. Parallel operation 4-14-1. Parallel operation (1) Up to four units of the same VOLTAGE and CURRENT rating can be connected in parallel to provide up to four times the output current capability. One of the units operates as a master and the remaining units are slaves. The slave units are analog programmed by the master unit.

  • Page 40: Parallel Operation (2)

    4-14-2. Parallel operation (2) In this method, multiple supplies can be configured to parallel operation as a single power supply. The total load current and output voltage are displayed by the Master unit and can be readback from the Master unit. The Slave units display only their operating status (ON, OFF or Fault condition).

  • Page 41: Daisy-Chain Connection

    As short as possible －S －LS ＋LS ＋S ＋V MASTER POWER SUPPLY Twisted pair －V J1-25 ＋ LOAD － IPGM ＋S J1-8 J1-12 J1-10 ＋V Slave power supply －V －S －LS ＋LS ＋S Fig.4-4: Parallel connection with local sensing Twisted pair ＋S －S As short as possible...

  • Page 42: Front Panel Locking

    4-16. Front panel locking The front panel controls can be locked to protect from accidental power supply parameter change. Press and hold V/I CHK button to toggle between “Locked front panel” and “Unlocked front panel”. The display will cycle between “LFP” and “UFP”. Releasing the V/I CHK button while one of the modes is displayed, selects that mode.

  • Page 43: Remote Analog Programming

    5. REMOTE ANALOG PROGRAMMING The rear panel connector J1 allows the user to program the power supply output voltage and current limit 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 0V to 5V or 0V to 10V using the setup switch SW1.

  • Page 44: Remote Voltage Programming Of Output Voltage And Current Limit

    5-3. Remote voltage programming of output voltage and current limit To maintain the isolation of power supply and prevent ground loops, use an isolated CAUTION programming source when operating the power supply via remote analog programming at J1 connector. Perform the following procedure to set the power supply to Remote Voltage programming: 1.

  • Page 45: Resistive Programming Of Output Voltage And Current Limit

    5-4. Resistive programming of output voltage and current limit For resistive programming, internal current sources, for output voltage and/or output current control, supply 1m acurrent through external programming resistors connected between J1-9 & 22 and 1-10 & 23. The voltage across the programming resistors is used as a programming voltage for the power supply.

  • Page 46: Remote Monitoring Of Output Voltage And Current

    5-5. Remote monitoring of output voltage and current The J1 connector, located on the rear panel provides analog signals for monitoring the output voltage and output current. Selection of the voltage range between 0V to 5V or 0V to 10V is made by setup switch SW1-4. The monitoring signals represent 0% to 100% of the power supply output voltage and output current.

  • Page 47: Rs232 & Rs485 Remote Control

    6. RS232 & RS485 REMOTE CONTROL This chapter describes the operation of the PU1500W power supplies via the serial communication port. Details of the initial set-up, operation via RS232 or RS485, the command set and the communication protocol are described in this chapter.

  • Page 48: Rs232/485 Port In Local Mode

    6-1-6. RS232/485 port in Local mode When the power supply is in local mode, it can receive queries or commands. If a query is received, the power supply will reply and remain in Local mode. If a command that affects the output is received, the power supply will perform the command and change to Remote mode.
  • Page 49 DB-25 connector 8 Pin connector Remarks Pin No. Name Pin No. name SHIELD SHIELD Twisted pair Fig.6-2: RS232 cable with DB25 connector DB-9 connector 8 Pin connector remarks Pin No. Name Pin No. name Housing SHIELD Housing SHIELD Twisted pair Fig.6-3: RS232 cable with DB9 connector DB-9 connector 8 Pin connector...

  • Page 50: Multi Power Supply Connection To Rs232 Or Rs485 Bus

    6-3-2. Multi power supply connection to RS232 or RS485 bus Up to 31 units can be connected to RS232 or RS485 bus. The first unit connects to the controller via RS232 or RS485 and the other units are connected with RS485 bus. 1.

  • Page 51: Communication Interface Protocol

    6-4. Communication interface protocol commands") command must return an “OK” response The address (ADR n: refer to "6-6-2. Initialization control before any other commands are accepted. 6-4-1. Data format Serial data format is 8 bit, one start bit and one stop bit. No parity bit. 6-4-2.

  • Page 52: Error Messages

    6-5. Error messages The power supply will return error messages for illegal commands and illegal programming parameters. ◆ Refer to Table 6-1 for programming error messages and Table 6-2 for commands error messages. Table 6-1: Programming error messages Error Code Description Returned when program voltage (PV) is programmed above acceptable range.

  • Page 53: Initialization Control Commands

    6-6-2. Initialization control commands Command Description ADR is followed by address which can be 0 to 30 and is used to access the power supply. ADR n (Please set the standby time about 200ms before the ADR command.) Clear status. Sets FEVE and SEVE registers to zero ◆...

  • Page 54: Global Output Commands

    Command Description Sets the OVP level. ◆ The OVP setting range is given in Table 6-6. The number of characters after OVP is up to 12. OVP n The minimum setting level is 5% of full rating plus the output voltage set value. Attempting to program the OVP below this level will result in execution error response (“E04”).

  • Page 55: Status Control Commands

    Table 6-3: Voltage programming range Table 6-4: Current programming range Rated Output Minimum (V) Maximum (V) Model Minimum(A) Maximum(A) Voltage (V) 0.0000 6.0000 PU6-200 000.00 200.00 0.000 8.000 PU8-180 000.00 180.00 12.5 00.000 12.500 PU12.5-120 000.00 120.00 00.000 20.000 PU20-76 00.00...

  • Page 56: Status, Error And Srq Registers

    6-7. Status, error and SRQ registers This section describes the various status error and SRQ registers structure. The registers can be read or set via the RS232/485 commands. When using the GP-IB option, refer to the user manual for PU Power Supply GP-IB Programming interface.

  • Page 57: Conditional Registers

    6-7-1. Conditional registers The fault Condition Register and the Status Condition Register are read only registers that the user may read to see the condition of the supply. ◆ Refer to table 6-8 for description of the Fault Condition Register bits and Table 6-9 for the Status Condition register bits.

  • Page 58: Service Request: Enable And Event Registers

    6-7-2. Service Request: Enable and Event Registers The conditional Registers are continuously monitored. When a change is detected in a register bit which is enabled, the power supply will generate an SRQ message. The SRQ message is: "!nn" terminated by CR, where the nn is the power supply address. The SRQ will be generated either in Local or Remote mode.

  • Page 59: Serial Communication Test Set-Up

    4. Status Event Register The Status Event Register will set a bit if a change in the power supply status occurs and it is enabled. The register is cleared when the "SEVE?" or "CLS" commands are received. A change in this register will generate SRQ.

  • Page 60: Isolated Analog Programming Option

    7. ISOLATED ANALOG PROGRAMMING OPTION Isolated Analog Programming is an internal option card for analog programming of the PU power supply series. The option is factory installed and cannot be obtained with GPIB (GP-IB) Interface. 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 61: Isolated Programming And Monitoring

    7-2. Isolated programming and monitoring ◆ Refer to Table 7-1 for detailed description of the rear panel Isolated Programming & Monitoring connector. To provide the lowest noise performance, it is recommended to use shielded-twisted pair wiring. ◆ Refer to Fig.7-1 for description of the connector. Isolated programming plug P/N: MC1.5/8-ST-3.81, Phoenix.

  • Page 62: Setup And Operating Instructions

    7-3. Setup and operating instructions To prevent damage to the unit, do not program the output voltage and current to CAUTION higher then the power supply rating. 7-3-1. Setting up the power supply for 0V to 5V/0V to 10V Isolated Programming and Monitoring Perform the following procedure to configure the power supply: 1.

  • Page 63: Maintenance

    8. MAINTENANCE This chapter provides information about maintenance, calibration and troubleshooting. 8-1. Units under warranty Units requiring repair during the warranty period should be returned to a our authorized service facility. Refer to the addresses listing on the back cover of this manual. Unauthorized repairs performed by other than the authorized service facilities may void the warranty.

  • Page 64: Appendix A Troubleshooting

    APPENDIX A TROUBLESHOOTING If the power supply appears to operating improperly, use the troubleshooting guide to determine whether the power supply, load or external control circuit are the cause. Configure the power supply for basic front panel operation and perform the tests of "2-9.

  • Page 65: Appendix Bpu 1500W Power Supplies Outline Drawings

    APPENDIX B PU 1500W POWER SUPPLIES OUTLINE DRAWINGS 482.8 ± 1.0 POWER 422.8 ± 1.0 22.0 Φ8.5 599.8 ± 1.0 (When attached an AC cover ) 477.8 ± 1.0 (When attached output terminal shield cover) 437.5 57.8 92.0 92.0 432.8 ± 1.0...

  • Page 66: Appendix C Specifications

    APPENDIX C SPECIFICATIONS Output rating MODEL 6-200 8-180 12.5-120 20-76 30-50 40-38 60-25 80-19 100-15 150-10 300-5 600-2.6 1.Rated output voltage(*1) 12.5 2.Rated output current 1500w(*2) 3.Rated output power 1500w 1200 1440 1500 1520 1500 1520 1500 1520 1500 1500 1500 1560 Input characteristics...
  • Page 67 Constant current mode 12.5 0.01% of rated output current ＋2mA 1. Max. Line regulation (*5) 0.02% of rated output current ＋5mA 2. Max. Load regulation (*7) 3.Ripple r.m.s 5Hz to 1MHz (*8) 4.Temperature coefficient ppm/°C 100 ppm/°C from rated output current, following 30 minutes warm-up. 5.Temperature drift 0.05% of rated lout over 8hours interval following 30 minutes warm-up.
  • Page 68 Protective functions 12.5 1. Foldback protection Output shut-down when power supply change from CV to CC User presetable. 2. Over-voltage protection Inverter shut-down, manual reset by AC input recycle or by OUT button. 3. Over-voltage trip point 0.5 to 7.5 0.5 to 10 1 to 15 1 to 24...
  • Page 69 Mechanical 1. Cooling Forced air cooling by internal fans. 2. Weight Less than 8.5kg 3. Dimensions(W×H×D) W:422.8、H:43.6、D:432.8 ( Refer to Outline drawing ) Safety/EMC 1.Applicable standards: Safety UL60950-1. Vout=60V: Output is SELV, GP-IB/Isolated analog are SELV. 60<Vout=400V: Output is hazardous, GP-IB/Isolated analog are SELV. 400<Vout=600V: Output is hazardous, GP-IB/Isolated analog are not SELV.

  • Page 70: Appendix D Accessories

    APPENDIX D ACCESSORIES Accessories PU6-200 PU8-180 PU12.5-120 PU20-76 PU30-50 PU40-38 PU60-25 PU80-19 PU100-15 PU150-10 PU300-5 PU600-2.6 ● ● ● ● ● ● ● ● ● ● ● ● terminal M3x8 ● ● ● ● ● ● ● ● ● ●...
  • Page 71 terminal M3x8 Flat Head screws strain relief AC input cover D-SUB25pin connector set linking cable output terminal shield cover screws for output terminal shield cover nut set output terminal protect cover screw for output terminal protect cover CAUTION: The form of accessories varies according to a model.
  • Page 72 7F Towa Fudosan Shin Yokohama Bldg. 2-18-13, Shin Yokohama, Kohoku-ku,Yokohama, Kanagawa, 222-0033 Japan http://www.texio.co.jp/...

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