GRT300: 4-Wire Earth Ground Resistance Tester

  • 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
  • English Datasheet
  • English User’s Manual
SKU: grt300-4-wire-earth-ground-resistance-tester Categories: , Tags: , , ,

Description

Measures earth ground resistance in 4 ranges from 2 to 2000 Ohm

The GRT300 measures 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.

Specifications Range
Earth Ground Resistance ranges 2Ω/20Ω/ 200Ω/2000Ω
Basic Accuracy ±(2%rdg+3d)
Resolution 0.01Ω/ 0.1Ω/1Ω/0.01kΩ
Test Current / Frequency <2mA / 820Hz
AC Earth Voltage / Frequency 0 to 300VAC / 40 to 500Hz
Accuracy ±(2%rdg+3d)
Power supply Eight 1.5V ‘AA’ Batteries
Dimensions 9.8 x 7.8 x 4.3″ (250 x 190 x 110mm)
Weight 3.15lbs (1430g) (batteries included)

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