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ISO-9001 CERTIFIED MANUFACTURER
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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.
Good Will Instrument Co., Ltd. No. 7-1, Jhongsing Rd.,
Tucheng Dist., New Taipei City 236, Taiwan.
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SAFETY INSTRUCTIONS
In this User’s manual, failure to follow or carry out instructions
preceded by this symbol may result in personal injury or
damage to the device and the installations.
Safety Symbols
Warning: Identifies conditions or practices that
could result in injury or loss of life.
Symbol 102 according to IEC-1010-2032(Application or withdrawal authorized on the
drivers under dangerous tension)
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.
Thank you for purchasing GCP-100 AC/DC current probe. To
obtain the best possible service from your device:
• Read this User’s manual carefully,
• Comply with the precautions for use.
PRECAUTIONS FOR USE
• Do not use the clamp on conductors in which the voltage is
more than 600 V rms.
• Keep the jaw faces clean. Clean them if necessary with a
lightly oiled soft cloth to prevent rusting.
• Keep the cable or the busbar centred in the clamp which
should be perpendicular to the conductor.
• Avoid proximity to other conductors which may create
fields of interference.
• The clamp must be totally disconnected in the OFF
position when the battery is changed.