EXTECH GRT300 4-Wire Earth Ground Resistance Tester Kit

4-wire, 3-wire, and 2-wire testing

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="" o:p="">

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)

Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries

Datasheet

Manual