GW Instek GCP-206P User Manual
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GW Instek GCP-206P User Manual

GW Instek GCP-206P User Manual

Current probe and power supply
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Current Probe and Power Supply
USER MANUAL
GW INSTEK PART NO. 82CP-425P0M01
ISO-9001 CERTIFIED MANUFACTURER

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Summary of Contents for GW Instek GCP-206P

  • Page 1 Current Probe and Power Supply USER MANUAL GW INSTEK PART NO. 82CP-425P0M01 ISO-9001 CERTIFIED MANUFACTURER...
  • Page 2 November 2010 edition 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 Corporation. The information in this manual was correct at the time of printing. However, Good Will continues to improve its products and therefore reserves the right to change the specifications, equipment, and maintenance procedures at any time without notice.

  • Page 3: Table Of Contents

    Preparations (Power supply) ..........30   Measurement Procedure (Power supply) ......31   APPENDIX ............32   Fuse Replacement (for GCP-206P only) ......32   Change the power supply voltage setting ......34   Current Probe Specifications ..........35  ...
  • Page 4 TABLE OF CONTENTS...

  • Page 5: Safety Instructions

    SAFETY INSTRUCTIONS AFETY INSTRUCTIONS Safety Symbols This manual contains information and warnings essential for safe operation of the device and for maintaining it in safe operating condition. Before using the device, be sure to carefully read the following safety notes. symbol printed on the device indicates that the user should refer to a corresponding topic in the manual (marked with the...
  • Page 6 GCP Series User Manual The following symbols in this manual indicate the relative importance of cautions and warnings. Indicates that incorrect operation presents an DANGER extreme hazard that could result in serious injury or death to the user. Indicates that incorrect operation presents a WARNING significant hazard that could result in serious injury or death to the user.

  • Page 7: Precautions

    PRECAUTIONS RECAUTIONS Follow these precautions to ensure safe operation and to obtain the full benefits of the various functions. Preliminary Check Before using the device the first time, verify that it operates normally to ensure that the no damage occurred during storage or shipping. If you find any damage, contact your dealer.
  • Page 8 This instrument is made for use with the GCP- • 206P or GCP-425P POWER SUPPLY. It is possible to use a power supply other than the GCP-206P or GCP-425P, provided that the connector and pin assignments match, and that voltage and other electrical specifications are satisfied.
  • Page 9 Otherwise, short-circuit current will flow through the GCP-206P or GCP-425P or this device from the ground terminal, which could cause an electrical accident or damage.
  • Page 10 GCP Series User Manual Do not allow the device to get wet, and do not take • measurements with wet hands. This may cause an WARNING electric shock. To avoid electric shock when measuring live lines, • wear appropriate protective gear, such as insulated rubber gloves, boots and a safety helmet.
  • Page 11 PRECAUTIONS The sensor head is a precision assembly including • a molded component, a ferrite core, and a Hall effect element. It may be damaged if subjected to sudden changes in ambient temperature, or mechanical strain or shock, and therefore great care should be exercised in handling it.
  • Page 12 GCP Series User Manual Correct measurement may be impossible in the • NOTE presence of strong magnetic fields, such as near transformers and high-current conductors, or in the presence of strong electromagnetic fields such as near radio transmitters. When sending the device for repair, carefully to •...

  • Page 13: Overview

    OVERVIEW VERVIEW Current Proble Overview This device can be directly connected to a BNC input connector of a waveform measuring instrument such as an oscilloscope or recorder, and by clamping on a conductor to be measured, allows the current waveform to be easily captured. Features Highly accurate current detection •...

  • Page 14: Names Of Parts(Current Probe)

    GCP Series User Manual Names of Parts(Current Probe) External view...

  • Page 15: Parts Of The Sensor

    Output is output at a constant rate (0.1 V/A). connector Connect to the BNC input connector of the waveform measuring instrument. Connect this to the GCP-206P or GCP-425P Power plug POWER SUPPLY receptacle to supply power to the sensor terminator.
  • Page 16 GCP Series User Manual To avoid electric shock, do not touch the portion DANGER beyond the protective barrier during use. The output of this device is terminated • NOTE internally. Use a high-impedance input to the measuring instrument. With an input impedance of 50Ω, accurate measurement is not possible.

  • Page 17: Names Of Parts(Power Supply)

    OVERVIEW Names of Parts(Power supply) Front view Power Power indicator indicator Power Power supply supply receptacles receptacles GCP-425P Rear View GCP-425P...
  • Page 18 GCP Series User Manual Front view GCP-206P Rear View GCP-206P...
  • Page 19 OVERVIEW Power Supply Receptacle...

  • Page 20: Measure Procedure

    With an input impedance of 50Ω, accurate measurement is not possible. 2. Turn the power switch off and connect the power cord. 3. Connect the power plug of the GCP-530 or GCP- 1030 to the power receptacle of the GCP-206P or GCP-425P.
  • Page 21 OVERVIEW 4. Turn the GCP-206P or GCP-425P power switch...

  • Page 22: Demagnetizing And Zero Adjustment

    GCP Series User Manual Demagnetizing and Zero Adjustment 1. With the waveform measurement instrument Procedure input at ground, adjust the trace to the zero position. 2. Set the input coupling of the waveform measurement instrument to DC. 3. Connect the output connector of the GCP-530 or GCP-1030 to the input connector of the waveform measurement instrument.
  • Page 23 OVERVIEW Do not demagnetize while the GCP-530 or GCP- • 1030 is clamping a conductor to be measured. Demagnetizing causes current to flow into the conductor, which may damage parts in the circuit to be measured. Check that the conductor being measured is not •...

  • Page 24: Measurement Procedure (Current Probe)

    GCP Series User Manual Measurement Procedure (Current Probe) 1. Check that the system is safe, and that the Procedure preparations described in the preceding section have been carried out. 2. Pull the sensor opening lever, so that the sensor head opens. 3.
  • Page 25 OVERVIEW 5. It is now possible to monitor the current waveform. The output rate of the GCP-530 or GCP is 0.1 V/A. The current sensitivity can be derived from the voltage sensitivity of the waveform measurement instrument. For example, if the voltage sensitivity is 10mV/division, the current sensitivity is 100mA/division.
  • Page 26 GCP Series User Manual The maximum continuous input range is based • on heat that is internally generated during CAUTION measurement. Never input current in excess of this level. Exceeding the rated level may result in damage to the probe. The maximum continuous input range varies •...
  • Page 27 OVERVIEW Do not place any unclamped conductor with an • electric current of a frequency of 10 kHz or more near the sensor head. Current flowing in the conductor nearby may heat up the sensor head and cause its temperature to rise, leading to damage to the sensor.
  • Page 28 Under certain circumstances, oscillation may • occur if the probe is connected to the GCP-206P or GCP-425P POWER SUPPLY while the power supply is on. This does not indicate a malfunction. Oscillation can be stopped and operation restored to normal by opening and closing the sensor head.
  • Page 29 OVERVIEW At high frequencies, common mode noise may • affect measurements taken on the high voltage side of circuits. If this occurs, reduce the frequency range of the waveform measuring instrument, or clamp onto the low voltage side of the circuit, as appropriate. Accurate measurement may be impossible in •...

  • Page 30: Preparations (Power Supply)

    GCP Series User Manual Preparations (Power supply) 1. Turn the power switch off and connect the Procedure power cord. To ensure safety, connect the power cord to a properly grounded outlet. 2. Connect the power plug of the sensor to be used to the power receptacle of the GCP-206 or GCP- 425P.

  • Page 31: Measurement Procedure (Power Supply)

    OVERVIEW Measurement Procedure (Power supply) Make sure the sum of the current consumption of • NOTE the connected current probe(s) does not exceed the rated output current of the GCP-425P (See Fig.1) on page 25. When using the GCP-425P with Model GCP-530 or •...

  • Page 32: Appendix

    The power supply fuse for the GCP-425P, and the power supply voltage selector, are housed in the power input socket on the rear panel. Fuse Replacement (for GCP-206P only) 1. Turn the power switch off, and then disconnect Procedure the power cord.
  • Page 33 APPENDIX 3. Remove the fuse on the fuse holder and replace with a new one of the same rating and specification. 4. Insert the fuse holder back into the power input socket to finish the replacement of fuse.

  • Page 34: Change The Power Supply Voltage Setting

    GCP Series User Manual Change the power supply voltage setting 1. Repeat steps 1-2 in the “Fuse replacement” Procedure section on page 32. 2. Remove the voltage selector from the fuse holder, rotate it to the desired supply voltage value and then insert back into the fuse holder. The voltage vaule will appear in the voltage window.

  • Page 35: Current Probe Specifications

    APPENDIX Current Probe Specifications Accuracy is guaranteed at 23°C~+5°C (72°F±9°F) after the power has been on for 30 minutes. Model-specific specifications GCP-530 GCP-1030 Frequency range DC to 50 MHz (-3 dB) DC to 100 MHz (-3 dB) (Characteristics shown in Fig. (Characteristics shown in Fig.

  • Page 36: Common Specifications (For Gcp-530 And Gcp-1030)

    GCP Series User Manual Common specifications (for GCP-530 and GCP-1030) GCP-530 GCP-1030 0 to 40°C (32 to 104°F), 80 % RH or less (no Operating condensation) temperature and humidity range Rated Supply 12 V 0.5 V voltage Maximum Peak Non-continuous 50 Apeak Current Input Maximum 30 Arms (Derating according to frequency shown in Fig.
  • Page 37 APPENDIX External Sensor: dimensions Approx. 175(W)×18(H)×40(D)mm Approx. 6.89"(W)×0.71"(H)×1.58"(D)(excluding protrusions) Terminator: Approx. 55(W)×27(H) ×18(D) mm Approx. 2.17"(H) ×1.06"(W)×0.71"(D) Fig.3 Derating according to frequency (For GCP -530) 100k 100M Frequency [Hz] Fig.3 Derating     according to frequency (For GCP -1030)
  • Page 38 GCP Series User Manual Fig.4 Input impedance (For GCP-530) 100m 100k 100M Frequency [Hz] Fig.4 Input   impedance (For GC P-1030)

  • Page 39: Power Supply Specifications

    Power Supply Specifications Model-specific specifications Cable Lengths Sensor cable Approx. 1.5 m (59.0"), Power supply cable Approx. 1 m (39.4") GCP-425P GCP-206P Number of power supply connectors Rated output ±2.5 A (sum total of all 600 mA (sum total of all...

  • Page 40: Common Specifications (For Gcp-206P And Gcp-425P)

    GCP Series User Manual Rated supply 50/60 Hz frequency Common specifications (for GCP-206P and GCP-425P) GCP-530, GCP-1030 Current Probe Compatible sensors Output voltage 12 V 0.5 V Temperature Within output voltage limits indicated above for ambient influence temperature in the range 0 to 40°C (32 to 104°F) Operating tempera- 0 to 40°C(32 to 104°F), 80%RH or less (no condensation)

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