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Ground Resistance Testers
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382252

Earth Ground Resistance Tester Kit

Jetzt nur
382252
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Includes all hardware necessary to measure earth ground in 3 ranges from 20 to 2000Ohm
  • Large dual display with backlight
  • Test Hold function for easy operation
  • Automatic Zero adjustment
  • AC/DC Voltage, Resistance, and Continuity
  • Auto Power off, Overrange and low battery indication
  • Complete with test leads, 2 auxiliary earth bars, carrying case, protective rubber holster and six 1.5V AA batteries

    datasheet: http://www.extech.com/instruments/resources/datasheets/382252data.pdf

  • 382253

    Earth Bars (2pc)

    Jetzt nur
    382253
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    Replacement Bars for Earth Ground Resistance Tester Kit
    Compatible with 382252 - Earth Ground Resistance Tester Kit
    382254

    Test Leads (5pc)

    Jetzt nur
    382254
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    Replacement Set of Test Leads for Earth Ground Resistance Tester Kit
    Compatible with 382252 - Earth Ground Resistance Tester Kit
    382357

    Clamp-on Ground Resistance Tester

    Jetzt nur
    382357
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    Non-contact measurements of ground conductors without need for auxiliary ground spikes
  • Autoranging ground resistance measurements from 0.025Ohm to 1500Ohm with 0.002Ohm resolution
  • True RMS AC Leakage current range of 0.2mA to 30A with 1.000mA resolution
  • Programmable Datalogging with 116 data points
  • Programmable Hi/Lo Alarm
  • 0.9" (23mm) Jaw size for large ground rods

    datasheet: http://www.extech.com/instruments/resources/datasheets/382357.pdf

  • grt300

    4-Wire Earth Ground Resistance Tester Kit

    Jetzt nur
    GRT300
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    Measure earth ground in 4 ranges from 2 to 2000 Ohm
  • 4-wire, 3-wire, and 2-wire testing
  • Large dual line LCD
  • Automatic I (current) and P (potential) spike check
  • Test Hold function for easy operation
  • Autoranging, Automatic Zero adjustment, Data Hold and Auto Power off
  • AC Earth Voltage
  • Overrange and low battery indication
  • Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries

    datasheet: http://www.extech.com/instruments/resources/datasheets/GRT300data.pdf