Extech GRT300 Earth Ground Resistance Tester

Extech GRT300 Earth Ground Resistance Tester
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Extech – Mfr # GRT300 – Item # WZ-20043-48
Provides precision earth ground measurements
  • Performs 4-wire, 3-wire, and 2-wire testing
  • Autoranging
  • Automatic I (current) spike check
  • Automatic P (potential) spike check
  • Test hold function for easy operation
  • Automatic zero adjustment
  • AC earth voltage
  • Data hold and auto power off
  • Overrange and low battery indication
  • Large dual-line LCD
  • 1 year warranty
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£951.90GBP / Each
£1,142.28GBP (incl VAT)
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£180.90 - £239.64GBP / Each
£217.08 - £287.57GBP (incl VAT)

for an additional
£180.90GBP / Each
£217.08GBP (incl VAT)
for an additional
£239.64GBP / Each
£287.57GBP (incl VAT)
Time to recalibrate? Click on the calibration service to view details, then order.
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£21.27GBP / Each
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SPECS & DESCRIPTION

Specifications & Description

  • AC Current Range (mA)<2
  • AC Voltage Range (Voltage)0 to 300
  • AC Voltage Accuracy±2% of reading +3 digits
  • Max Resistance (ohms)2000
  • Resistance Resolution0.01Ω, 0.1Ω, 1Ω, 0.01 kΩ
  • Battery Type (VAC)8 AA (included)
  • Length (in)7 3/4
  • Height (in)9 3/4
  • Depth (in)4 19/64
  • Height (cm)25
  • Width (cm)19
  • Depth (cm)11
  • DescriptionEarth Ground Resistance Tester
  • Warranty1 Year
1 Year WarrantyConformite Europeenne

Key Features

  • Performs 4-wire, 3-wire, and 2-wire testing
  • Autoranging
  • Automatic I (current) spike check
  • Automatic P (potential) spike check
  • Test hold function for easy operation
  • Automatic zero adjustment
  • AC earth voltage
  • Data hold and auto power off
  • Overrange and low battery indication
  • Large dual-line LCD
  • 1 year warranty

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