GW Instek GPT-9000 User Manual
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GW Instek GPT-9000 User Manual

Electrical safety tester
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Electrical Safety Tester
GPT-9000 Series
USER MANUAL
GW INSTEK PART NO. 82PT-99040EB1
ISO-9001 CERTIFIED MANUFACTURER

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Summary of Contents for GW Instek GPT-9000

  • Page 1 Electrical Safety Tester GPT-9000 Series USER MANUAL GW INSTEK PART NO. 82PT-99040EB1 ISO-9001 CERTIFIED MANUFACTURER...
  • Page 2 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. However, Good Will continues to improve products and reserves the rights to change specification, equipment, and maintenance procedures at any time without notice.

  • Page 3: Table Of Contents

    SAFETY INSTRUCTIONS Table of Contents SAFETY INSTRUCTIONS ..........5 GETTING STARTED ............9 GPT-9000 Series Overview ....10 Appearance .......... 14 Set Up ..........20 OPERATION ..............27 Menu Tree ..........29 Test Lead Connection ......33 Manual Testing ........35 Common Utility Settings ......
  • Page 4 GPT-9000 Series User Manual INDEX ................155...

  • Page 5: Safety Instructions

    Warning: Identifies conditions or practices that WARNING could result in injury or loss of life. Caution: Identifies conditions or practices that CAUTION could result in damage to the GPT-9000 or to other properties. DANGER High Voltage Attention Refer to the Manual Protective Conductor Terminal...

  • Page 6: Safety Guidelines

    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 Do not place any heavy object on the GPT-9000. General  Guideline Avoid severe impact or rough handling that ...
  • Page 7 Temperature: 0˚C~40˚C  (Pollution Degree) EN 61010-1:2010 specifies the pollution degrees and their requirements as follows. The GPT-9000 falls under degree Pollution refers to “addition of foreign matter, solid, liquid, or gaseous (ionized gases), that may produce a reduction of dielectric strength or surface resistivity”.

  • Page 8: Power Cord For The United Kingdom

    GPT-9000 Series User Manual Power cord for the United Kingdom When using the safety tester 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 WARNING: THIS APPLIANCE MUST BE EARTHED...

  • Page 9: Getting Started

    PAGE START STOP RETURN REMOTE POWER MANU/AUTO EDIT/SAVE UTILITY GPT-9000 Series Overview ..........10 Series lineup ....................10 Main Features ...................11 Accessories ....................12 Package Contents ..................13 Appearance ..............14 GPT-9801/9802/9803 Front Panel ............14 GPT-9804 Front Panel ................14 GPT-9000 Rear Panel ................18 Set Up ................

  • Page 10: Gpt-9000 Series Overview

    GPT-9804 can also operate at up to 6kVDC for DC withstanding voltage testing. The GPT-9000 Series can store up to 100 manual tests, as well as run up to 16 manual tests sequentially as an automatic test, allowing the safety testers to accommodate any number of safety standards, including IEC, EN, UL, CSA, GB, JIS and others.

  • Page 11: Main Features

    GETTING STARTED Main Features ACW: 5kVAC Performance  DCW: 6kVDC  IR: 50V~1000V (50V steps)  GB: 3A~30A  Ramp up time control Features  Safety discharge  100 test conditions (MANU mode)  100 automatic tests (AUTO mode)  Over temperature, voltage and current ...

  • Page 12: Accessories

    GPT-9000 Series User Manual Accessories Standard Part number Description Accessories GHT-114 x1 Test lead Region dependent Power cord GTL-115 x1 GB Test leads (GPT-9804) Remote terminal male plug Interlock key Optional Part number Description Accessories GHT-205 High Voltage Test Probe...

  • Page 13: Package Contents

    GETTING STARTED Package Contents Check the contents before using the GPT-9000. Opening the box GPT-9000 unit GHT-114 test leads x1 Contents   (single unit) Quick Start guide GTL-115 test leads x1   (GPT-9804) User manual CD  Remote terminal male ...

  • Page 14: Appearance

    GPT-9000 Series User Manual Appearance GPT-9801/9802/9803 Front Panel PASS/FAIL indicators Display Function keys Directional keys READY indicator TEST indicator PASS FAIL READY TEST AC / DC Withstanding Voltage / GPT-9803 Tester Insulation Resistance CAUTION 5.0 kVAC MAX. HIGH VOLTAGE 6.0 kVDC MAX.
  • Page 15 GETTING STARTED The ESC key is used to exit out of ESC key a menu or cancel a setting. The PAGE key is used to view PAGE key PAGE automatic test information and test results. The directional arrow keys are Directional arrow keys used to navigate menus and...
  • Page 16 GPT-9000 Series User Manual RETURN The RETURN terminal is the RETURN terminal return terminal for all tests. GPT-9801/9802 /9803 For GB testing, the RETURN terminal is also the SENSE L terminal. RETURN The RETURN terminal is RETURN/ used for IR, DCW and ACW...
  • Page 17 GETTING STARTED REMOTE The REMOTE terminal is used to REMOTE connect to a remote controller. terminal STOP The STOP button is used to STOP button stop/cancel tests. The STOP button will also put the safety tester in the READY status to begin testing.

  • Page 18: Gpt-9000 Rear Panel

    GPT-9000 Series User Manual GPT-9000 Rear Panel SIGNAL I/O USB A port RS232 port WARNING TO AVOID ELECTRIC SHOCK THE POWER CORD SIGNAL I / O RS 232 PROTECTIVE GROUNDING CONDUCTOR MUST BE CONNECTED TO GROUND . FOR CONTINUED FIRE PROTECTION...
  • Page 19 GETTING STARTED Line voltage fuse Line voltage selector and fuse: 100V/120V T5A 250V 220V/230V T2.5A 250V Optional GPIB GPIB Optional GPIB interface for remote port control.

  • Page 20: Set Up

    GPT-9000 Series User Manual Set Up Line Voltage Connection and Power Up Before powering up the GPT-9000 ensure the Background correct voltage has been selected on the rear panel. The GPT-9000 supports line voltages of 100V/120V/220V and 230V. 1. Check the line voltage and the fuse...
  • Page 21 GETTING STARTED 5. When the unit is powering up, all the LED indicators will light. Check to make sure all 5 LED indicators are working. 6. Check to make sure the System Self Test passes without errors. E L F T E S T S y s C h e c...

  • Page 22: Installing The Optional Gpib Card

    Background Follow the instructions below to install the GPIB card. Before installing the optional GPIB card ensure the WARNING GPT-9000 turned is off and disconnected from power. 1. Remove the screws from the rear panel cover Steps plate. 2. Insert the GPIB card into the two slots on either side of the opening.

  • Page 23: Workplace Precautions

    GETTING STARTED Workplace Precautions The GPT-9000 is a high voltage instrument that Background outputs dangerous voltages. The following section describes precautions and procedures that must be followed to ensure a safe work environment. The GPT-9000 generates voltages in excess of WARNING 5kVAC or 6kVDC.

  • Page 24: Operating Precautions

    GPT-9000 Series User Manual Operating Precautions The GPT-9000 is a high voltage instrument that Background outputs dangerous voltages. The following section describes precautions and procedures that must be followed to ensure that the tester is operated in a safe manner.
  • Page 25 DUT. When DCW or IR tests are performed, the DUT, test leads and probes become highly charged. The GPT-9000 has discharge circuitry to discharge the DUT after each test. The time required for a DUT to discharge depends on the DUT and test voltage.

  • Page 26: Basic Safety Checks

    GPT-9000 Series User Manual Basic Safety Checks The GPT-9000 is a high voltage device and as Background such, daily safety checks should be made to ensure safe operation. 1. Ensure all test leads are not broken and are free from defects such as cracks or splitting.

  • Page 27: Operation

    OPERATION PERATION Menu Tree..............29 Menu Tree Overview ................30 Test Lead Connection ............. 33 ACW, DCW, IR Connection ..............33 GB Connection ..................34 Manual Testing .............. 35 Choose/Recall a Manual Test Number ..........36 Edit Manual Test Settings ...............37 Setting the Test Function .................38 Setting the Test Voltage or Test Current ..........38 Setting the Test Frequency ..............39 Setting the Upper and Lower Limits .............40...
  • Page 28 GPT-9000 Series User Manual Buzzer Settings ..................73 Interface Settings ..................74 Control Settings ..................76 Automatic Tests .............. 79 Choose/Recall an Automatic Test ............79 Edit Automatic Test Settings ..............81 Adding a Step to the Automatic Test ............ 82 Creating an AUTO Test File Name ............

  • Page 29: Menu Tree

    OPERATION Menu Tree This section describes the overall structure of the operation statuses and modes for the GPT-9000 safety testers. The testers have two main testing modes (MANU, AUTO) and 5 main operation statuses (VIEW, EDIT, READY, TEST and STOP).

  • Page 30: Menu Tree Overview

    GPT-9000 Series User Manual Menu Tree Overview VIEW status is used to view the parameters of VIEW status the selected manual test/automatic test. The VIEW status is also used to put the tester into MANU or AUTO mode. VIEW status...
  • Page 31 OPERATION TEST status is active when a MANU test or TEST status AUTO test is running. Pressing STOP will cancel the MANU test or the remaining steps in an AUTO test. TEST status M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z...
  • Page 32 GPT-9000 Series User Manual AUTO indicates that the tester is in AUTO AUTO mode mode. AUTO mode is for creating/running a sequence of up to 16 MANU tests. AUTO mode A U T O = 0 0 3 - 0 0...

  • Page 33: Test Lead Connection

    OPERATION Test Lead Connection This section describes how to connect the GPT-9000 to a DUT for withstanding, insulation resistance or ground bond testing. ACW, DCW, IR Connection ACW, DCW and IR tests use the HIGH Background VOLTAGE terminal and RETURN terminal with the GHT-114 test leads.

  • Page 34: Gb Connection

    GPT-9000 Series User Manual GB Connection GB tests use the SENSE H/L and SOURCE H/L Background terminals with the GTL-115 test leads. GB Connection GPT-9000 Source H Sense H Source L Sense L 1. Turn the power off on the safety tester.

  • Page 35: Manual Testing

    Zeroing of the Test Leads (GB only) → from page 67  Special MANU Test Mode (000) → from page 70  Before operating the GPT-9000 please read the safety precautions as outlined in the Set Up chapter on page 20.

  • Page 36: Choose/Recall A Manual Test Number

    GPT-9000 Series User Manual Choose/Recall a Manual Test Number ACW, DCW, IR and GB tests can only be Background created in the MANU (manual) mode. MANU number 001 to 100 can be saved and thus be loaded when editing/creating a MANU test or AUTO test.

  • Page 37: Edit Manual Test Settings

    OPERATION The MANU number can only be chosen in VIEW Note status. If in the EDIT status, switch to the VIEW status by pressing the EDIT/SAVE or ESC key. Edit Manual Test Settings To edit any of the manual test settings, the Background tester must be in EDIT status.

  • Page 38: Setting The Test Function

    GPT-9000 Series User Manual Setting the Test Function After a MANU number has been chosen and Background the tester is in EDIT status, a test function can be set. There are four test functions, AC Withstand, DC Withstand, Insulation Resistance and Ground Bond.

  • Page 39: Setting The Test Frequency

    OPERATION 1. Press the UP / DOWN arrow keys Steps to bring the cursor to the voltage setting. M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 .

  • Page 40: Setting The Upper And Lower Limits

    GPT-9000 Series User Manual M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 . 0 0 m A 0 100 A M P 0 0 . 1 S = 0 0 1 .
  • Page 41 OPERATION M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 . 0 0 m A 0 100 A M P 0 0 . 1 S = 0 0 1 .

  • Page 42: Setting A Reference Value

    GPT-9000 Series User Manual Setting a Reference Value The REF# acts as an offset. The REF# value is Background subtracted from the measured current (ACW, DCW) or measured resistance (IR, GB). 1. Press the UP / DOWN arrow keys Steps to bring the cursor to the REF# setting.

  • Page 43: Setting The Test Time (Timer)

    OPERATION Setting the Test Time (Timer) The TIMER setting is used to set the test time Background for the current test. The test time determines how long the test voltage or current is applied to the DUT. This test time does not include Ramp , initial start time or discharge time (note: GB does not have Ramp or discharge...
  • Page 44 GPT-9000 Series User Manual M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 . 0 0 m A 0 100 A M P 0 0 . 1 S = 0 0 1 .

  • Page 45: Setting The Ramp Up Time

    OPERATION Setting the Ramp Up Time The Ramp Up time is the total time taken for Background the tester to reach the test voltage level. The Ramp Up time starts after the initial time (100ms) with a start voltage of 50 volts. The Ramp Up time can be set from 000.1 to 999.9 seconds.

  • Page 46: Creating A Manu Test File Name

    GPT-9000 Series User Manual Creating a MANU Test File Name Each manual test can have a user-defined test Background file name (default: MANU_NAME) up to 10 characters long. See the character list below for the allowed characters. Character List 0 1 2 3 4 5 6 7 8 9...

  • Page 47: Setting The Arc Mode

    OPERATION Setting the ARC Mode ARC detection, otherwise known as flashover Background detection, detects fast voltage or current transients that are not normally detected. Arcing is usually an indicator of poor withstanding insulation, electrode gaps or other insulating problems that cause temporary spikes in current or voltage during ACW and DCW testing.
  • Page 48 GPT-9000 Series User Manual 3. Use the scroll wheel to set the ARC mode. ARC MODES: OFF, ON AND CONTINUE, ON AND STOP 4. Press the EDIT/SAVE key to save EDIT/SAVE and exit the MANU Utility and go back to EDIT status.

  • Page 49: Setting Pass Hold

    OPERATION HI SET Limit ARC range 0.001mA~0.999mA 1.000mA ~2.000mA 01.00mA~09.99mA 01.00mA ~20.00mA 010.0mA~011.0mA 001.0mA ~020.0mA Setting PASS HOLD The PASS HOLD settings only apply to the Background selected test in an AUTO test. When the PASS HOLD setting is set to ON, a PASS judgment is held until the START button is pressed.

  • Page 50: Setting Fail Hold

    GPT-9000 Series User Manual 3. Use the scroll wheel to set PASS HOLD. PASS HOLD OFF, ON 4. Press the EDIT/SAVE key to save EDIT/SAVE and exit the MANU Utility menu. The ESC key can be pressed at any time in the Note MANU Utility menu to cancel and exit.

  • Page 51: Setting Max Hold

    OPERATION 2. Use the UP/DOWN arrow keys to move to the FAIL HOLD setting. 3. Use the scroll wheel to set FAIL HOLD. FAIL HOLD OFF, ON 4. Press the EDIT/SAVE key to save EDIT/SAVE and exit the MANU Utility menu. The ESC key can be pressed at any time in the Note MANU Utility menu to cancel and exit.

  • Page 52: Setting The Grounding Mode

    GPT-9000 Series User Manual 2. Use the UP/DOWN arrow keys to move to the MAX HOLD setting. 3. Use the scroll wheel to set MAX HOLD. MAX HOLD OFF, ON 4. Press the EDIT/SAVE key to save EDIT/SAVE and exit the MANU Utility menu.
  • Page 53 For this reason, this testing mode is able to measure to a higher resolution. The GROUND MODE is always set to OFF for IR and GB tests. GROUND MODE = ON, DUT grounded GPT-9000 High Voltage terminal stray resistance, Return terminal capacitance...
  • Page 54 GPT-9000 Series User Manual GROUND MODE = OFF, DUT floating GPT-9000 High Voltage terminal stray resistance, Return terminal capacitance GPT-9804 (GB testing) Source H stray Sense H resistance, Sense L capacitance Source L GROUND MODE = OFF, DUT grounded GPT-9000...
  • Page 55 OPERATION When GROUND MODE is set to OFF, the DUT, Warning fixtures or connected instrumentation cannot be grounded. This will short circuit the internal circuitry during a test. For ACW and DCW tests, if it is not known whether the DUT test setup is grounded or not, always set GROUND MODE to ON.
  • Page 56 GPT-9000 Series User Manual 5. The GROUND MODE icon on the display changes accordingly. M A N U = * * * - 0 0 M A N U = * * * - 0 0 0 0 m A...

  • Page 57: Saving And Exiting Edit Status

    OPERATION Saving and Exiting EDIT Status After all test parameters have been set, the test Background can be saved. After a test is saved it can be used when creating an AUTO test. The special MANU number, 000, can be saved, Warning however it cannot be used for AUTO tests.

  • Page 58: Running A Manu Test

    GPT-9000 Series User Manual Running a MANU Test A test can be run when the tester is in READY Background status. The tester cannot start to run a test under the Note following conditions: A protection setting has been tripped; when a ...
  • Page 59 OPERATION STOP 2. Press the STOP button to put the tester into the READY status. READY status M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 .
  • Page 60 GPT-9000 Series User Manual M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 . 0 0 m A 0 100 00 37 A M P 0 0 .
  • Page 61 OPERATION STOP 1. To stop the test at any time when it Stop the Test is running, press the STOP button. The test will stop immediately. When the STOP button is pressed, a judgment is not made on the test. All panel keys except the STOP button are locked when the tester is in STOP status.

  • Page 62: Pass / Fail Manu Test

    GPT-9000 Series User Manual PASS / FAIL MANU Test If the test is allowed to run to completion (the Background test is not stopped or a protection setting is not tripped) then the tester will judge the test as either PASS or FAIL.
  • Page 63 OPERATION START Pressing the START button will restart the test. The buzzer will only sound if the Pass Sound is set Note to ON. See page 73 for details. The START button is disabled when the buzzer is beeping. PASS Timing The timing diagrams below show the ACW, DCW, Diagrams IR and GB timing for the START status, TEST...
  • Page 64 GPT-9000 Series User Manual IR PASS Timing START TEST PASS Output V time RAMP TEST TIME Initial time Discharge time (100ms) GB PASS Timing START TEST PASS Output I time 0.5s Initial time Total Test Time (100ms) 1. When the test is judged as FAIL,...
  • Page 65 OPERATION 3. The READY indicator will be lit READY blue in the READY status. READY status M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 . 0 0 m A 0 100 A M P 0 0 .
  • Page 66 GPT-9000 Series User Manual IR FAIL Timing START TEST FAIL Output V time RAMP TEST TIME Initial time Discharge time (100ms) GB FAIL Timing START TEST FAIL Output I time 0.5s Initial time Total Test Time (100ms)

  • Page 67: Zeroing Of The Test Leads (Gb Only)

    OPERATION Zeroing of the Test Leads (GB only) The Zeroing function is used to determine the Background resistance of the test leads for GB tests. When a zero check is performed, the reference is automatically set to the measured resistance of the test leads.
  • Page 68 GPT-9000 Series User Manual 4. The ZERO function can be E R O activated by pressing the corresponding soft-key in the READY status. The ZERO soft-key will be highlighted. START 5. Press the START button to perform the zero check. The tester will go into the ZERO status.
  • Page 69 OPERATION I<SET If SOURCE H/L terminals are open or poorly connected, then an I<SET error will appear on the screen. Stop the test and re-check the connection again and try again. I<SET error message FAIL status M A N U = * * * - 0 0 .

  • Page 70: Special Manu Test Mode (000)

    GPT-9000 Series User Manual Special MANU Test Mode (000) When MANU number 000 is selected, the Background special test mode is activated. Under the special test mode, the voltage can be changed during a test, in real time (ACW, DCW only). The test function can also be changed when in READY or VIEW status, unlike under normal operation.
  • Page 71 OPERATION 4. Run a manual test for the special Page 58 test mode (000). The test is started and stopped in the same way as for the normal manual test mode. 5. Use the scroll wheel to set the voltage level in real-time as the test is running (this does not apply to IR or GB tests).

  • Page 72: Common Utility Settings

    GPT-9000 Series User Manual Common Utility Settings The Common Utility settings are system-wide settings that apply to both MANU tests and AUTO tests. The Common Utility menu includes the following settings: LCD settings → from page 72.  Buzzer Settings → from page 73.

  • Page 73: Buzzer Settings

    OPERATION 4. Use the UP/DOWN arrow keys to choose a menu item: LCD Contrast, LCD Brightness. 5. Use the scroll wheel to select a parameter for the chosen menu item. 1(low) ~ 8(high) LCD Contrast LCD Brightness BRIGHT, DARK 6. Press EDIT/SAVE to save the EDIT/SAVE settings and exit to VIEW status.

  • Page 74: Interface Settings

    GPT-9000 Series User Manual 3. Press the BUZZ soft-key to bring B U Z Z up the Buzzer Common Utility menu. T I L I T Y P a s s u n d T I M E : 0 0 .
  • Page 75 OPERATION 1. Ensure the tester is in VIEW status. Steps Page 57 Save the current test if necessary. VIEW status M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 .

  • Page 76: Control Settings

    GPT-9000 Series User Manual 7. Press EDIT/SAVE to save the EDIT/SAVE settings and exit to VIEW status. Ensure the baud rate settings or GPIB address Note matches the host machine. The ESC key can be pressed at any time to cancel Note and exit back to VIEW status.
  • Page 77 OPERATION The Interlock function is a safety feature. The interlock function prevents a test from running, unless the interlock pins on the signal I/O port connector are shorted. The included interlock key can be used for this purpose. See page 102 for details.
  • Page 78 EDIT/SAVE settings and exit to VIEW status. The Double Action setting is ignored when the Note GPT-9000 is being controlled remotely using the USB, RS232 or GPIB interfaces. If a test is started with INTERLOCK ON, but the Note interlock signal I/O pins are not shorted (either...

  • Page 79: Automatic Tests

     Automatic Test Results → from page 92  Before operating the GPT-9000 please read the safety precautions as outlined in the Set Up chapter on page 20. Choose/Recall an Automatic Test The tester must first be put into AUTO mode to Background create or run automatic tests.
  • Page 80 GPT-9000 Series User Manual VIEW status M A N U = * * * - 0 0 1 A U T O = 0 0 1 - 1 0 0 0 m A F R E Q = 0 H z 1 .

  • Page 81: Edit Automatic Test Settings

    OPERATION Edit Automatic Test Settings To edit an automatic test, the tester must be in Background EDIT status. Any settings or parameters that are edited only apply to the currently selected AUTO number. 1. Press the EDIT/SAVE key when in Steps EDIT/SAVE VIEW status to enter the EDIT...

  • Page 82: Adding A Step To The Automatic Test

    GPT-9000 Series User Manual Adding a Step to the Automatic Test Up to 16 MANU tests (steps) can be added to Background an automatic (AUTO) test. Each step is added in a sequential order. 1. Press the DOWN arrow keys to...

  • Page 83: Creating An Auto Test File Name

    OPERATION The test order can be edited in the Page View Note menu after the AUTO test is saved. See page 85 for details. Creating an AUTO Test File Name Each automatic test can have a user-defined test Background file name (Default: AUTO_NAME) up to 10 characters long.

  • Page 84: Saving And Exiting Edit Status

    GPT-9000 Series User Manual 4. The AUTO test file name is set when the current AUTO test is saved or when the cursor is moved to another setting. To cancel the name changes, press the ESC key Note before the cursor is moved to another setting or the name is saved.

  • Page 85: Automatic Test Page View

    OPERATION Automatic Test Page View Pressing the PAGE key will show an overview Background of the tests for the currently selected automatic test when in the VIEW status. The Page View will show the order of the AUTO test steps as well as the manual file name, function, test voltage and HI/LO SET limits.
  • Page 86 GPT-9000 Series User Manual Selected cursor AUTO test file name MANU test file name A U T O = 0 0 1 - 0 1 M A N U _ N A C W = 0 . 0 0 k 1 .
  • Page 87 OPERATION 1. Use the UP/DOWN and Swapping Two LEFT/RIGHT arrow keys to move Steps the cursor to the test step you wish to swap. 2. Press the SWAP soft-key. W A P 3. Use the UP/DOWN and LEFT/RIGHT arrow keys to move the cursor to the second step.

  • Page 88: Running An Automatic Test

    GPT-9000 Series User Manual Delete a Test Step 1. Use the UP/DOWN and LEFT/RIGHT arrow keys to move the cursor to the test step you wish to delete. 2. Press the DEL soft-key. D E L 3. The step will be deleted.
  • Page 89 OPERATION button is pressed immediately after the STOP button (<0.5s). Do not touch any terminals, test leads or the DUT Warning when a test is running. 1. Ensure the tester is in VIEW status. Steps Page 79 Save the automatic test if necessary.
  • Page 90 GPT-9000 Series User Manual 5. The TEST indicator will be lit TEST orange when in the TEST status. 6. Each test will start by showing the remaining ramp up time, followed by the remaining test time. Each test will be tested in sequence until the last test has finished or the test is stopped.
  • Page 91 OPERATION STOP 4. To stop the test when HOLD is displayed on-screen, press the STOP button. When in HOLD status, only the START and STOP Note buttons can be pressed, all other keys are disabled. STOP 1. To stop the AUTO test at any time Stop a Running when it is running, press the STOP Test...

  • Page 92: Automatic Test Results

    GPT-9000 Series User Manual To exit testing, press the Exit Testing MANU/AUTO MANU/AUTO key when the tester is in the READY status. The tester will revert to the VIEW status for the current automatic test. A U T O = 0 0 1 - 1 0...
  • Page 93 OPERATION When all the tests have been PASS Judgment PASS judged as PASS, the PASS indicator will be lit green and the buzzer will sound. A U T O = 0 0 1 - * * # 0 1 : P A S # 0 2 : P A S...
  • Page 94 GPT-9000 Series User Manual 2. Turn the scroll wheel left to return back to the overview table. 1. The PASS/FAIL results will be Return to Ready held on the screen until the STOP Status button is pressed. STOP 2. To put the tester back into READY status, press the STOP button (twice for a fail result).
  • Page 95 OPERATION PASS Timing Diagram START TEST PASS Output V time step 1 ~ step 16 FAIL Timing Diagram START TEST FAIL Output V time step 1 ~ step 16...

  • Page 96: External Control

    GPT-9000 Series User Manual XTERNAL CONTROL The External Control chapter covers the REMOTE terminal and the SIGNAL I/O port. External Control Overview ..........97 Remote Terminal Overview..............97 Remote Controller Operation ..............98 SIGNAL I/O Overview ................99 Using the SIGNAL I/O to Start/Stop Tests ........101...

  • Page 97: External Control Overview

    EXTERNAL CONTROL External Control Overview The External Control section describes the front panel REMOTE terminal connection and the rear panel SIGNAL I/O port. Remote Terminal Overview The REMOTE terminal connector is a standard Overview 5-pin DIN terminal suitable for a remote controller.

  • Page 98: Remote Controller Operation

    The GPT-9000 accepts external remote Description controllers with a START and STOP button. To use the REMOTE terminal, the GPT-9000 must first be configured to accept a remote controller. Operating a remote controller is the same as operating the START and STOP buttons on the front panel.

  • Page 99: Signal I/O Overview

    EXTERNAL CONTROL SIGNAL I/O Overview The SIGNAL I/O port can be used to remotely Overview start/stop tests and monitor the test status of the instrument. The SIGNAL I/O port is also used for the interlock function (page 76). The SIGNAL I/O port uses a DB-9 pin female connector.
  • Page 100 GPT-9000 Series User Manual Output PIN 6 OUTPUT_TEST Connection PIN 7 OUTPUT_FAIL PIN 8 OUTPUT_PASS PIN 9 OUTPUT_COM Input Signals Signal Properties High level input voltage 5V ~ 32V Low level input voltage 0V ~ 1V Low level input current...

  • Page 101: Using The Signal I/O To Start/Stop Tests

    EXTERNAL CONTROL Using the SIGNAL I/O to Start/Stop Tests To use the SIGNAL I/O port the Start Ctrl Background settings have to be set to SIGNAL I/O in the Common Utility menu. 1. Set the Start Ctrl option to SIGNAL Panel operation Page 76 I/O.

  • Page 102: Using The Interlock Key

    GPT-9000 Series User Manual Using the Interlock Key When the INTERLOCK function is set to ON, Background tests are only allowed to start when both Interlock pins on the signal I/O port are shorted. Using the Interlock key will short the INTERLOCK1 and INTERLOCK2 pins on the signal I/O port.

  • Page 103: Remote Control

    REMOTE CONTROL EMOTE CONTROL This chapter describes basic configuration of IEEE488.2 based remote control. The remote interface supports USB, RS232 and GPIB. Interface Configuration ..........104 Command Syntax ............108 Command List .............. 111 Error Messages ............. 143...

  • Page 104: Interface Configuration

    GPT-9000 Series User Manual Interface Configuration USB Remote Interface Type A, host PC side Configuration connector Rear panel Type A GPT-9000 side connector CDC (communications device USB Class class) 1. Connect the USB cable to the rear Panel operation panel USB A port.
  • Page 105 1 2 3 4 5 2: RxD (Receive Data) 3: TxD (Transmit Data) 6 7 8 9 4: No connection 5: GND 6-9: No connection GPT-9000 Connection DB9 Pin Signal Signal DB9Pin RS232 1. Connect the Null modem cable to Panel operation the rear panel RS232 port.
  • Page 106 GPT-9000 Series User Manual USB/RS232 Remote Control Function Check Invoke a terminal application such as Hyper Functionality Terminal. check To check the COM port number and other settings, see the Device Manager in the PC. For WinXP; Control panel → System → Hardware tab.
  • Page 107 REMOTE CONTROL When the panel is being remotely controlled via Display the USB, RS232 or GPIB interfaces, RMT will be displayed on the screen. M A N U = * * * - 0 0 0 0 m A F R E Q = 0 H z 1 .

  • Page 108: Command Syntax

    GPT-9000 Series User Manual Command Syntax Partial compatibility IEEE488.2 Compatible Partial compatibility Standard SCPI, 1999 SCPI commands follow a tree-like structure, Command organized into nodes. Each level of the Structure command tree is a node. Each keyword in an SCPI command represents each node in the command tree.
  • Page 109 REMOTE CONTROL A query is a simple or Query compound command followed by a question mark (?). A parameter (data) is returned. MANU:ACW:VOLTage? Example Commands and queries have two different Command Forms forms, long and short. The command syntax is written with the short form of the command in capitals and the remainder (long form) in lower case.
  • Page 110 GPT-9000 Series User Manual floating point 4.5e-1, 8.25e+1 <NR3> any of NR1, 2, 3 1, 1.5, 4.5e-1 <NRf> ASCII text TEST_NAME <string> string Message Carriage Return + Line feed code CR, LF Terminator...

  • Page 111: Command List

    REMOTE CONTROL Command List System SYSTem:LCD:CONTrast ......... 113 Commands SYSTem:LCD:BRIGhtness ........113 SYSTem:BUZZer:PSOUND ........114 SYSTem:BUZZer:FSOUND ........114 SYSTem:BUZZer:PTIMe .......... 114 SYSTem:BUZZer:FTIMe .......... 115 SYSTem:ERRor ............115 FUNCtion:TEST ............116 Function Commands MEASure<x>............. 117 MAIN:FUNCtion ............118 MANU:STEP ............. 120 Manual MANU:NAME ............
  • Page 112 GPT-9000 Series User Manual MANU:IR:REF ............130 MANU:GB:CURRent ..........130 MANU:GB:RHISet ........... 131 MANU:GB:RLOSet ..........131 MANU:GB:TTIMe ............ 132 MANU:GB:FREQuency ........... 132 MANU:GB:REF............133 MANU:GB:ZEROCHECK ........133 MANU:UTILity:ARCMode........134 MANU:UTILity:PASShold ........134 MANU:UTILity:FAILhold ........134 MANU:UTILity:MAXHold ........135 MANU:UTILity:GROUNDMODE ......135 MANU<x>:EDIT:SHOW .........

  • Page 113: System System:lcd:contrast

    REMOTE CONTROL System Commands SYSTem:LCD:CONTrast ...............113 SYSTem:LCD:BRIGhtness ..............113 SYSTem:BUZZer:PSOUND ..............114 SYSTem:BUZZer:FSOUND ..............114 SYSTem:BUZZer:PTIMe ................114 SYSTem:BUZZer:FTIMe ................115 SYSTem:ERRor ..................115 SYSTem:LCD:CONTrast Query Sets the contrast of the LCD display from 1 (low) Description to 8 (bright). Syntax SYSTem:LCD:CONTrast <NR1> Query Syntax SYSTem:LCD:CONTrast? Parameter/ <NR1>...

  • Page 114: System:buzzer:psound

    GPT-9000 Series User Manual SYSTem:BUZZer:PSOUND Query Turns the buzzer sound on or off for a PASS Description judgment. Syntax SYSTem:BUZZer:PSOUND{ON|OFF} Query Syntax SYSTem:BUZZer:PSOUND ? PASS Sound on. Parameter/ Return parameter PASS Sound off. Example SYST:BUZZ:PSOUND ON Turns the buzzer sound on for PASS judgments.

  • Page 115: System:buzzer:ftime

    REMOTE CONTROL SYSTem:BUZZer:FTIMe Query Sets the FAIL Sound duration in seconds. Description Syntax SYSTem:BUZZer:FTIMe <NR2> Query Syntax SYSTem:BUZZer:FTIMe? 0.2~999.9 Parameter/ <NR2> Return parameter Example SYST:BUZZ:FTIM 1 Sets the buzzer to 1 second for a FAIL judgment. SYSTem:ERRor Query Returns any errors in the output buffer. See page Description 143 for a list of all the possible errors.

  • Page 116: Function Function:test

    GPT-9000 Series User Manual Function Commands FUNCtion:TEST ..................116 MEASure<x> ..................117 MAIN:FUNCtion ..................118 FUNCtion:TEST Query Turns the currently selected test (output) on or off. Description When HOLD is displayed on the screen during AUTO tests, use the FUNCtion:TEST command to move on to the next step.

  • Page 117: Commands Measure

    REMOTE CONTROL MEASure<x> Query Returns the test parameters & results of the tester Description in either MANU or AUTO mode. MANU mode: Returns the test parameters & results of a MANU test. AUTO mode: Returns the test parameters & results of the selected step (1-16) of the AUTO test.

  • Page 118: Main:function

    GPT-9000 Series User Manual Example MEAS10? (in AUTO mode) >IR, FAIL ,0.225kV ,999M ohm,T=010.3S Returns step 10 of the current automatic result. MAIN:FUNCtion Query Changes the mode between AUTO and MANU. Description Syntax MAIN:FUNCtion {MANU|AUTO} Query Syntax MAIN:FUNCtion ? Puts the tester mode to MANU.
  • Page 119 REMOTE CONTROL Manual Commands MANU:STEP ...................120 MANU:NAME ..................120 MANU:RTIMe ..................120 MANU:EDIT:MODE ................121 MANU:ACW:VOLTage.................121 MANU:ACW:CHISet ................122 MANU:ACW:CLOSet ................122 MANU:ACW:TTIMe ................123 MANU:ACW:FREQuency ..............124 MANU:ACW:REF ..................124 MANU:ACW:ARCCurrent ..............125 MANU:DCW:VOLTage.................125 MANU:DCW:CHISet ................126 MANU:DCW:CLOSet ................126 MANU:DCW:TTIMe ................127 MANU:DCW:REF ..................127 MANU:DCW:ARCCurrent ..............128 MANU:IR:VOLTage ................128 MANU:IR:RHISet ...................129 MANU:IR:RLOSet ..................129 MANU:IR:TTIMe ...................130 MANU:IR:REF ..................130...

  • Page 120: Manu:step

    GPT-9000 Series User Manual MANU:STEP Query Sets the MANU test number. Description Syntax MANU:STEP <NR1> Query Syntax MANU:STEP? 0~100. Parameter/ <NR1> Return parameter Example MANU:STEP 100 Sets the manual test number to 100. MANU:NAME Query Sets or returns the test name for the selected Description manual test.

  • Page 121: Manu:edit:mode

    REMOTE CONTROL Syntax MANU:RTIMe <NR2> Query Syntax MANU:RTIMe? 0.1~999.9 seconds Parameter/ <NR2> Return parameter Example MANU:RTIM 0.5 Sets the ramp time to half a second. MANU:EDIT:MODE Query Sets or returns the mode (ACW, DCW, IR) of the Description selected manual test. Syntax MANU:EDIT:MODE {ACW|DCW|IR|GB} Query Syntax...

  • Page 122: Manu:acw:chiset

    GPT-9000 Series User Manual MANU:ACW:CHISet Query Sets or returns the ACW HI SET current value in Description milliamps. The test must first be in ACW mode before this command can be used. Syntax MANU:ACW:CHISet <NR2> Query Syntax MANU:ACW:CHISet? 0.001 ~ 042.0 Parameter/ <NR2>...

  • Page 123: Manu:acw:ttime

    REMOTE CONTROL Syntax MANU:ACW:CLOSet<NR2> Query Syntax MANU:ACW:CLOSet? 0.000 ~ 041.9 Parameter/ <NR2> Return parameter Example MANU:ACW:CLOS 20.0 Sets the ACW LO SET current to 20 mA. MANU:ACW:TTIMe Query Sets or returns the ACW test time in seconds. The Description test must first be in ACW mode before this command can be used.

  • Page 124: Manu:acw:frequency

    GPT-9000 Series User Manual MANU:ACW:FREQuency Query Sets or returns the ACW test frequency in Hz. The Description test must first be in ACW mode before this command can be used. Syntax MANU:ACW:FREQuency {50|60} Query Syntax MANU:ACW:FREQuency? 50 Hz Parameter/ <50>...

  • Page 125: Manu:acw:arccurrent

    REMOTE CONTROL MANU:ACW:ARCCurrent Query Sets or returns the ACW ARC current value in mA. Description ARC must be enabled before the ARC current can be set. The test must first be in ACW mode before this command can be used. ARC current uses the same range as the HI SET value.

  • Page 126: Manu:dcw:chiset

    GPT-9000 Series User Manual MANU:DCW:CHISet Query Sets or returns the DCW HI SET current value in Description milliamps. The test must first be in DCW mode before this command can be used. Note: A “DC Over 50W” error will result if the DCW Voltage X HI SET value is >...

  • Page 127: Manu:dcw:ttime

    REMOTE CONTROL Syntax MANU:DCW:CLOSet<NR2> Query Syntax MANU:DCW:CLOSet? 0.000 ~ 010.9 Parameter/ <NR2> Return parameter Example MANU:DCW:CLOS 2.00 Sets the DCW LO SET current to 2mA. MANU:DCW:TTIMe Query Sets or returns the DCW test time in seconds. The Description test must first be in DCW mode before this command can be used.

  • Page 128: Manu:dcw:arccurrent

    GPT-9000 Series User Manual Syntax MANU:DCW:REF <NR2> Query Syntax MANU:DCW:REF? 000.0 ~ 010.9 Parameter/ <NR2> Return parameter Example MANU:DCW:REF 0.01 Sets the DCW reference to 0.01 mA. MANU:DCW:ARCCurrent Query Sets or returns the DCW ARC current value in mA. Description ARC must be enabled to set the ARC current.

  • Page 129: Manu:ir:rhiset

    REMOTE CONTROL Example MANU:IR:VOLT 1 Sets the IR voltage to 1 kV. MANU:IR:RHISet Query Sets or returns the IR HI SET resistance value in Description MΩ. The test must first be in IR mode before this command can be used. Syntax MANU:IR:RHISet <NR1>|NULL Query Syntax...

  • Page 130: Manu:ir:ttime

    GPT-9000 Series User Manual MANU:IR:TTIMe Query Sets or returns the IR test time in seconds. The test Description must first be in IR mode before this command can be used. Syntax MANU:IR:TTIMe <NR2> Query Syntax MANU:IR:TTIMe? 1.0 ~ 999.9 seconds Parameter/ <NR2>...

  • Page 131: Manu:gb:rhiset

    REMOTE CONTROL Syntax MANU:GB:CURRent <NR2> Query Syntax MANU:GB:CURRent? 3.00~32.00 Parameter/ <NR2> Return parameter Example MANU:GB:CURR 3.00 Sets the GB current to 3.00A. MANU:GB:RHISet Query Sets or returns the GB HI SET resistance value in Description mΩ. The test must first be in GB mode before this command can be used.

  • Page 132: Manu:gb:ttime

    GPT-9000 Series User Manual MANU:GB:TTIMe Query Sets or returns the GB test time in seconds. The test Description must first be in GB mode before this command can be used. Syntax MANU:GB:TTIMe <NR2> Query Syntax MANU:GB:TTIMe? 0.5 ~ 999.9 seconds Parameter/ <NR2>...

  • Page 133: Manu:gb:ref

    REMOTE CONTROL MANU:GB:REF Query Sets or returns the GB reference value in mΩ. The Description test must first be in GB mode before this command can be used. The GB reference value must be less than the HI SET value. Syntax MANU:GB:REF <NR2>...

  • Page 134: Manu:utility:arcmode

    GPT-9000 Series User Manual MANU:UTILity:ARCMode Query Sets or returns the ARC mode status for the Description current test. The ARC mode cannot be set for the IR and GB function. Syntax MANU:UTILity:ARCMode {OFF|ON_CONT| ON_STOP} Query Syntax MANU:UTILity:ARCMode? Turns ARC mode off.

  • Page 135: Manu:utility:maxhold

    REMOTE CONTROL Turns FAIL HOLD off. Parameter/ Return parameter Turns FAIL HOLD on. Example MANU:UTIL:FAIL OFF Turns FAIL HOLD OFF. MANU:UTILity:MAXHold Query Sets or returns the MAX HOLD setting for the Description current test. Syntax MANU:UTILity:MAXHold {ON|OFF} Query Syntax MANU:UTILity:MAXHold? Turns MAX HOLD off.

  • Page 136: Manu:Edit:show

    GPT-9000 Series User Manual MANU<x>:EDIT:SHOW Query Returns the test parameters of a manual test. Description Query Syntax MANU<x>:EDIT:SHOW? <NR1> 000~100. Manual test number Parameter/ <x> Return parameter Returns a string in the following <string> format: Test function, test voltage, HI SET value, LO SET value, Ramp time, test time.
  • Page 137 REMOTE CONTROL Auto Commands AUTO<x>:PAGE:SHOW...............138 AUTO:PAGE:MOVE ................138 AUTO:PAGE:SWAP ................139 AUTO:PAGE:SKIP .................139 AUTO:PAGE:DEL ..................140 AUTO:NAME ..................140 AUTO:EDIT:ADD ..................141 TESTok:RETurn ..................141 AUTO:STEP Query Sets or queries the AUTO number (automatic test Description number). Syntax AUTO:STEP <NR1> Query Syntax AUTO:STEP? 1~100. Parameter/ <NR1> Return parameter Example AUTO:STEP 100...

  • Page 138: Auto Commands Auto:Page:show

    GPT-9000 Series User Manual AUTO<x>:PAGE:SHOW Query Returns the Page View of the selected automatic Description test in the following format: step1:MANU number, step2: MANU number, step3….etc. Query Syntax AUTO<x>:PAGE:SHOW? <NR1> 1~100 Parameter/ <x> Example AUTO1:PAGE:SHOW? >01:011 ,02:004 ,03:003 ,04:014 , >05:015 ,06:020* ,07:012 ,08:018 ,...

  • Page 139: Auto:page:swap

    REMOTE CONTROL AUTO:PAGE:SWAP Query Swaps the source step with destination step. Description Query Syntax AUTO:PAGE:SWAP <Value1>,<Value2> <Vaue1> <NR1> 1~16 (source step) Parameter/ <Value2> <NR1> 1~16 (destination step) Example AUTO:PAGE:SWAP 1, 4 Swaps the contents of step 1 with step 4. A U T O = 0 0 1 - 0 1 M A N U _ N A C W = 0 .

  • Page 140: Auto:page:del

    GPT-9000 Series User Manual AUTO:PAGE:DEL Query Deletes the selected step from the AUTO test. The Description remaining steps move up to replace the deleted step. Query Syntax AUTO:PAGE:DEL <NR1> 1~16 (step no.#) Parameter/ <NR1> Example AUTO:PAGE:DEL 3 Deletes the contents of step number #3.

  • Page 141: Auto:edit:add

    REMOTE CONTROL AUTO:EDIT:ADD Query Add the selected MANU test to the current AUTO Description number. Query Syntax AUTO:EDIT:ADD <NR1> 1~100 Parameter/ <NR1> Example AUTO:EDIT:ADD 7 Adds MANU-007 to the current AUTO number. I.e., A U T O = 0 0 5 - 0 0 M A N U _ N A C W = 0 .

  • Page 142: Common *Cls

    GPT-9000 Series User Manual Common Commands *CLS......................142 *IDN ......................142 *CLS The *CLS command clears the internal registers. Description Syntax *CLS *IDN Query Queries the model number, serial number, and Description firmware version of the tester. Query Syntax *IDN? Returns the instrument identification as a Return parameter <string>...

  • Page 143: Error Messages

    REMOTE CONTROL Error Messages The possible error messages returned from Background SYST:ERR? query are listed below. Error Error Code 0x14 Command Error 0x15 Value Setting Error 0x16 String Setting Error 0x17 Query Error 0x18 MODE Setting Error 0x19 Time Error 0x1A DC Over 50W 0x1B...

  • Page 144: Faq

    GPT-9000 Series User Manual • The tester will not turn on. • The panel keys are not working. • When I press the START button the tester will not start testing? • The accuracy does not match the specification. The tester will not turn on.
  • Page 145 If “Interlock” is enabled, the interlock key must be inserted into the signal I/O port on the rear before a test can be started. See page 102 for details. The accuracy does not match the specification. Make sure the tester is powered On for at least 30 minutes, within +15°C~+35°C.

  • Page 146: Appendix

    GPT-9000 Series User Manual PPENDIX Fuse Replacement 1. Turn the instrument Steps POWER off. 2. Remove the power cord. 3. Remove the fuse socket using a flat screwdriver. 4. Replace the fuse in the fuse holder. 5. Ensure the correct line voltage is lined up with the arrow on the fuse holder.

  • Page 147: Error Messages

    Error Messages System Self Test The following error messages or messages may appear on the GPT screen during the Start-Up initialization. If any of these error messages appear on the GPT-9000, please see an authorized GW Instek distributor. Error Messages Description...
  • Page 148 GPT-9000 Series User Manual MANU Setting Errors The following error messages or messages may appear on the GPT screen when configuring the MANU test settings. Error Messages Description TIME ERR For ACW tests. TIME ERR is displayed when HI SET ≥ 30.00mA~40.00mA and if the RAMP time and the TEST TIME setting is >...

  • Page 149: Gpt-9000 Specifications

    APPENDIX GPT-9000 Specifications The specifications apply when the GPT-9000 is powered on for at least 30 minutes at 15˚C~35˚C. Specifications Environment Range Temperature Humidity ≤70% (No Warranty 15˚C ~ 35˚C condensation) ≤70% (No Operation 0˚C ~ 40˚C condensation) ≤85% (No Storage -10˚C ~ 70˚C...
  • Page 150 GPT-9000 Series User Manual TIMER (Test Time) OFF*, 0.5S~999.9S ON/OFF * The timer can only be turned off under special MANU mode (MANU=***-000) DC Withstanding Voltage Output Voltage Range 0.100kV~ 6.000kV Output Voltage Resolution  (1% of setting +5V) with no load...
  • Page 151 APPENDIX RAMP (Ramp Time) 0.1~999.9S TIMER (Test Time) 1S~999.9S Ground Bond Test Output Current Range 03.00A~30.00A  (1% of reading +0.2A) when 3A≤I≤8A Output Current Accuracy  (1% of reading +0.05A) when 8A<I≤30A Output Current Resolution 0.01A Frequency 50Hz/60Hz  (1% of reading +2m) Ohmmeter Measurement Accuracy Ohmmeter Measurement...
  • Page 152 GPT-9000 Series User Manual AC100V/120V/220V/230V 10% POWER SOURCE 50Hz/60Hz ACCESSORIES Power cord x1, Quick Start Guide x1 User Manual x1 (CD) GHT-114x1 for GPT-9801, GPT-9802, GPT-9803 GHT-114x1, GTL-115x1 for GTP-9804 DIMENSIONS & WEIGHT Approx. 330(W) x 150(H) x 460(D) mm (Max.),...

  • Page 153: Gpt-9000 Dimensions

    APPENDIX GPT-9000 Dimensions 395.9 PASS FAIL READY TEST AC / DC Withstanding Voltage / GPT-9803 Tester Insulation Resistance CAUTION 5.0 kVAC MAX. HIGH VOLTAGE 6.0 kVDC MAX. PAGE START STOP RETURN REMOTE POWER MANU/AUTO EDIT/SAVE UTILITY 322.0 452.0 329.7...

  • Page 154: Declaration Of Conformity

    GPT-9000 Series User Manual Declaration of Conformity GOOD WILL INSTRUMENT CO., LTD. No. 7-1, Jhongsing Rd, Tucheng Dist., New Taipei City 236, Taiwan GOOD WILL INSTRUMENT (SUZHOU) CO., LTD. No. 69 Lushan Road, Suzhou New District Jiangsu, China. declare that the below mentioned product...
  • Page 155 INDEX NDEX Accessories ......... 12 overview ........35 pass hold ........49 Automatic test ramp up time ........ 45 add test ..........82 results ..........62 edit settings ........81 running a test ........ 58 load ..........79 saving ..........57 page view ........85 special mode .........
  • Page 156 GPT-9000 Series User Manual LCD ..........72 Warning symbol ......5 RS232 ..........74 Workplace precautions ..... 23 start control ........76 Zeroing ........67 USB ..........74...

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