Extech Instruments 380942 User Manual
Extech Instruments 380942 User Manual

Extech Instruments 380942 User Manual

True rms ac/dc 30a mini clamp-on meter

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User's Guide
Model 380942
True RMS AC/DC 30A Mini Clamp-on Meter

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Summary of Contents for Extech Instruments 380942

  • Page 1 User’s Guide Model 380942 True RMS AC/DC 30A Mini Clamp-on Meter...
  • Page 2 Introduction Congratulations on your purchase of the Extech Model 380942 DC/AC Clamp Meter. This meter is shipped fully tested and calibrated and, with proper use, will provide years of reliable service. Meter Description 1. Current sense jaw 2. Measurement Trigger 3.
  • Page 3 2) Insert the test leads to the meter as follows: Red lead to “V” terminal; Black lead to the COM input. 3) Connect the test leads to the circuit or device under test. 4) Read the DC Voltage value on the LCD’s digital or bargraph display. 380942-EU-EN-V2.1-4/11...
  • Page 4 To extend battery life, the meter will auto power off after 30 minutes of operation. To resume operation, either turn the meter OFF and then ON again, or press the HOLD button. To disable the auto power off function, press down the “HOLD” key while turning the meter on. 380942-EU-EN-V2.1-4/11...
  • Page 5 / accumulators at collection points in your community or wherever batteries / accumulators are sold! Disposal: Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle Cleaning Caution: Use only a dry cloth to clean the plastic case. 380942-EU-EN-V2.1-4/11...
  • Page 6: Specifications

    AC Voltage and Current Crest Factor: < 3 • AC / DC Voltage Input Impedance: 10MΩ Copyright © 2011 Extech Instruments Corporation (a FLIR company) All rights reserved including the right of reproduction in whole or in part in any form. www.extech.com...

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