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TEXIO GP-600B Instruction Manual

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GP-IB ADAPTER
GP-600B
INSTRUCTION MANUAL
© PRINTED IN JAPAN B65-0002-20(N)

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  • Page 1 GP-IB ADAPTER GP-600B INSTRUCTION MANUAL © PRINTED IN JAPAN B65-0002-20(N)

  • Page 2: Table Of Contents

    3. INSTRUCTIONS ON USE..............4 4. SYSTEM CONFIGURATION ..............8 4-1. Principle of Operation ..............8 4-2. System Configuration ..............9 4-3. Output Status when GP-600B is Turned On ........10 5. FRONT AND REAR PANELS..............11 6. OPERATION PROCEDURES ..............15 6-1. Setting and Connection ..............15 6-2.

  • Page 3: Using The Product Safely

    USING THE PRODUCT SAFELY ■ Preface To use the product safely, read this manual to the end. Before using this product, understand how to correctly use it. If you read this manual but you do not understand how to use it, call the company that is indicated on the back cover of this manual.
  • Page 4 ±10%. Use the product in this range. Power Cable ● IMPORTANT: The power cable set supplied with the GP-600B is unusable for any other products. Disuse the power cable and contact our distributor if the supplied power cable becomes defective.
  • Page 5 USING THE PRODUCT SAFELY WARNING Warning item on grounding ■ The product has the GND terminal on the panel surface to protect the user from electric shock and protect the product. Be sure to ground the product to safely use it. Warning item on installation environment ■...
  • Page 6 USING THE PRODUCT SAFELY CAUTION Input/output terminal ■ Maximum input to the input terminals is specified to prevent the product from being damaged. Do not supply input, exceeding the specifications that are indicated in the "Rating" or "Caution on use" column in this manual of the product.

  • Page 7: General

    - The GP-600B has an interface function in conformity to the IEEE-488-1978. The GP-600B also has an SRQ function to detect errors in the power supply units for safety system control. - The GP-600B converts digital signals through the GP-IB bus into two channels (four references) of analog signals.

  • Page 8: Specifications

    2. SPECIFICATIONS 【GP-IB】 Electrical specifications: In conformity to the IEEE-488-1978. Mechanical specifications: In conformity to the IEEE-488-1978. Interface functions : SH1,AH1,T6,L3,SR1,RL2,PP0,DC1,DT0,C0 Address setting : Set addresses 0 to 30 optionally with the address switches. Listen-only mode : Set with the L-ONLY switch. Delimiter : Set with the EOI/CR.LF switch.
  • Page 9 【Digital I/O】 Control signals OUTPUT ON/OFF TTL level Low(ON)/High(OFF) POWER relay ON/OFF TTL level Low(ON)/High(OFF) Status signals CV operation (SRQ) TTL level Low(CV)/High(indefinite) CC operation (SRQ) TTL level Low(CC)/High(indefinite) Alarm ON(SRQ) TTL level Low(ON)/High Power ON/OFF Low(ON) OVP ON(SRQ) Low(ON) 【Operation Conditions】...

  • Page 10: Instructions On Use

    -Do not use the GP-600B in a place whose temperature and/or humidity exceeds the rating. -Do not use the GP-600B in a place with much dust or vibrations. -Take noise reducing measures properly if there is a large noise source around the GP-600B.
  • Page 11 ● Precautions for connecting the GND cable and shorting bar -Be sure to connect the GND cable and shorting bar of the power supply unit as shown below when the GP-600B is combined with floating circuit type power supply units.
  • Page 12 PA-B series Precautions for connecting the GND cable and shorting bar Shorting bar － ＋ － ＋ Disconnect the shorting bar. Connect the shorting bar between the - and GND terminals, or disconnect the GND cable as shown on the right. PD-A series Precautions for connecting the GND cable and shorting bar ＋...

  • Page 13: System Interface

    ●System interface -Be sure to use control software applicable to the service requests when the GP-600B is used with the service requests enabled. -Give listen-only specification from the controller when the GP-600B is used in the listen-only mode. ●Output ripple noises...

  • Page 14: System Configuration

    The shift registers convert them into parallel data, which are input to the D/A converters. The CPU also executes controls of the control connectors and SRQ processing. The block diagram of the GP-600B is as shown below. Block diagram GP-IB connector...

  • Page 15: System Configuration

    4-2. System Configuration Check the specifications of the GP-600B and power supply units to configure the most appropriate system. 1) I/O specifications of the GP-600B CH1 and CH2 connectors on the rear panel Pin No. Functions Remarks Analog output, 0V - 10V: Voltage control...

  • Page 16: Output Status When Gp-600B Is Turned On

    2) Connectable series The GP-600B may control the following series. PS series, PA-B series, PD-A series, and PT series 4-3. Output Status when GP-600B is Turned On CH1 voltage control output (Reference A) CH1 current control output (Reference B) CH1 output control...

  • Page 17: Front And Rear Panels

    5. FRONT AND REAR PANELS １ GP- IB REM OTE ２ ３ ２２ LISTEN ４ ５ ２０ ２３ ６ ８ ７ ９ SERIAL １１ ON（1） OFF（0） １２ １０ A C IN PUT E0I / CR.LF １４ 100/115/200/230V～ １５ L.ON LY １３...
  • Page 18 ① ADDRESS Normally, the address set with the address switches on the rear panel is displayed here. No data is displayed in the listen-only mode. ② SRQ This LED indicates the service request status. It is lit while an SRQ resides on the GP-IB bus. ③...
  • Page 19 ⑩ CH1 B 0V This semi-fixed (one-turn) resistor is used to adjust the output offset of channel 1, B. ⑪ CH1 B FS COARSE This semi-fixed (four-turn) resistor is used to adjust the output voltage of channel 1, B coarsely. ⑫...
  • Page 20 ⑳ GP-IB connector This is a 24-pin Amphenol connector in conformity to the GP-IB Standards (IEEE-488-1978). Connect the GP-IB bus cable to this connector. Address switches ○ Use these switches to set the address of the GP600B on the GP-IB bus, listen-only mode, and send delimiter. (See page 15.) CH1 connector ○...

  • Page 21: Operation Procedures

    GP-600B firmly with the screws. 2) Setting the address, listen-only mode, and send delimiter -Use the address switches (8-bit DIP switches) on the rear panel of the GP-600B to set the address of the GP-600B on the GP-IB bus, listen-only mode, and send delimiter.
  • Page 22 -Set the EOI/CR.LF switch to ON to select the "CR.LF + EOI" delimiter. Set the switch to OFF to select the "CR.LF" delimiter. NOTE: Setting of the address switches is read in when the GP-600B is turned on. Be sure to carry out setting before turning on the GP-600B.

  • Page 23: Connection With Power Supply Unit To Be Controlled

    20-pin flat cable Rear panel of CH1 PS series 20-pin flat cable -Use the OP-18-PS to connect the PS series with the GP-600B. -Setting of the DIP switch cluster S1 Set the DIP switches of the PS power supply units as shown below when connecting them with the GP-600B.

  • Page 24: Connection With Pa-B Series

    Connect CH2 in the same manner. -Carry out wiring as shown above using the connectors supplied with the GP-600B, or use the OP-18-PAB to connect with the GP-600B. Set the Vext. V, lext. V and OUTPUT switches on the front panel of the PA-B series to the upper positions.

  • Page 25: Connection With Pd-A Series

    - Connect CH2 in the same manner. - Carry out wiring as shown above using the connectors supplied with the GP-600B, or use the OP-18-PDA to connect with the GP-600B. - The optional device is required for output On/Off control and...

  • Page 26: Connection With The Pt Series

    20 pin cable Rear panel of CH1 PT series 20 pin cable Use the OP-18-PT to connect the PT series with the GP-600B. Connect the 20-pin connector with the GP-600B and 26-pin connector with the PT series. - Setting of the DIP switch cluster S1...

  • Page 27: Gp-Ib

    6-3. GP-IB 1) Interface The general-purpose interface bus GP-IB is an internationally standardized interface bus for measuring instruments. It is a byte-serial, bit-parallel interface bus specified in the interface standards. It allows measuring system configuration that consists of a maximum of fifteen devices, including the controller and measuring instruments, with the total maximum cable length of 20 meters (provided the maximum length of each cable is four meters) at the maximum transmission rate of 1Mb/s or less.
  • Page 28 Flow chart Source Hi: High level Start Start Lo: Low level NRFD and DAV is ① ② NDAC are set set to Hi. to Lo. ③ Are both NRFD and NDAC Hi? Ready to receive Error display data? ③ ⑪ New signal to DIO ⑤...
  • Page 29 2) Command format A command consists of an alphabetic command operand, which shows the contents, and an alphabetic or numeric parameter, which follows the command operand. The command operand and parameter must be separated with one or more spaces. A space in the command operand or parameter causes a command or parameter error.
  • Page 30 It is possible to select CR.LF or CR.LF + EOI as the send delimiter with the address switches on the rear panel. Control Command List Command Default Function name name Type value (Parameter) Resets the value to the Common command *RST default.
  • Page 31 3) Common commands Command: *RST Function: Resets the followings to the default values. Clear the communication buffer. Clear each command parameter. Clear the status byte. However, the REN status is unchanged to ensure the command operation. (The REN and LISTEN LEDs go on.) Command: *CLS Function: Clear the status byte.
  • Page 32 When the GP-600B is turned on first, no channel has been set yet. Thus, the MODE, VOLT, AMP, OUT or POWER command causes a GP-IB run error if it is executed without setting a channel.
  • Page 33 The output voltage is set to zero when the GP-600B is turned on. Parameter: X1: Output voltage (0 to rated voltage) The format of the numeral is XXXX.XX.
  • Page 34 5. Output control Command: OUT X1 Function: Turn on or off the output of the selected channel (power supply unit). The output is off when the GP-600B is turned on. Parameter: X1 : 0－Turns off output 1－Turns on output 6. Power relay control...
  • Page 35 7. SRQ masking Command: MASK X1 Function: Mask SRQ factors produced by the controlled power supply units. All are enabled when the GP-600B is turned on. Parameter: X1: ＊ ＊＊＊＊＊＊＊＊＊ Power switch of power supply is turned off Power supply channel 2...
  • Page 36 OVP, alarm, or power switch Off condition occurs in the power supply units. It is set to 1 when the GP-600B is turned on. Parameter: X1: 0- Do not turn off output.
  • Page 37 A is set with the MODEA command. other condition, this command causes a GP-IB run error. The reference output is set to zero when the GP-600B is turned on. Parameter: X1: Output value (0 to maximum set value of the reference A)
  • Page 38 B is set with the MODEB command. other condition, this command causes a GP-IB run error. The reference output is set to zero when the GP-600B is turned on. Parameter: X1: Output value (0 to maximum set value of the reference B) The format of the numeral is XXXX.XX.
  • Page 39 Parameter: X1: 2 to 100 The format of the numeral is XXXX.XX. NOTE: The GP-600B checks the status of the power supply units at the 100ms interval. Thus, it may issue a service request in CV or CC operation after turning on output a maximum of 100...
  • Page 40 18. Listen-only mode setting Command: LISTEN X1 Function: Bring the GP-600B into the listen-only mode while it is not in the listen-only mode, and changes the listen-only mode into the normal mode. In the listen-only mode, the GP-600B cannot issue...
  • Page 41 5) Data request commands 1. Inquiry about CC, CV, OVP, alarm and power switch status Command: STATUS? Function: Inquire about the CC, CV, OVP, alarm and power switch status. Response: STATUS X1 Parameter: X1: ＊ ＊＊＊＊＊＊＊＊＊ Power switch of power supply channel 2 is off Power supply channel 2 outputs an alarm signal...
  • Page 42 When SELECT 0 is specified for commands 2 to 7, the returned command has no parameter. Specify SELECT 1 or SELECT 2 and make an inquiry for each channel. NOTE: If data is requested (by specifying the talker) without executing a data request command, the GP-600B sends characters "ERROR".
  • Page 43 6) Service requests A service request is issued when either of the following conditions takes place in a mode other than the listen-only mode. However, the service requests in CV or CC operation after output is turned on are not issued for the period specified with the MTIME command.
  • Page 44 ○ ○ × 7) Device clear The GP-600B clears the communication buffer when it receives a device clear command. Note that it does not clear the command parameters or status byte in other cases. 8) Listen-only mode The GP-600B enters the listen-only mode when the address switches are set or the LISTEN command is sent after it is turned on.

  • Page 45: Simple Usb (Virtual Com Port)

    FTDI homepage (http://www.ftdichip.com/) according to the PC in use, store it in an appropriate folder, and unfreeze it. When the GP-600B is connected with the PC, the PC detects it as a new device and the driver install wizard activates. Specify the frozen folder.

  • Page 46: Total System Adjustment

    6-5. Total System Adjustment Adjustment For controlling the power supply units using the GP-600B, preliminary adjustment is needed to obtain necessary accuracy. - Aging Before starting adjustment, connect the GP-600B with the power supply units to be controlled for aging, which should be done for 30 minutes or more.
  • Page 47 Set the FS output voltage (current) of the power supply units to be controlled through the GP-IB bus, and adjust the FS values with the semi-fixed variable resistors on the GP-600B panel. The FS variable resistor of each output has COARSE and FINE controls.

  • Page 48: Outside Dimensions

    7. OUTSIDE DIMENSIONS LISTEN 363.1...
  • Page 49 1850-1,Tsuruma,Machida-shi,Tokyo,194-0004,Japan http://www.texio.jp...

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