Description
The Extech 4-Wire Earth Ground Resistance Tester measures ranges from 2Ω/20Ω/ 200Ω/2000Ω. It has a accuracy ±(2%rdg+3d) and a resolution of 0.01Ω/ 0.1Ω/1Ω/0.01kΩ. The Dimensions are 9.8 x 7.8 x 4.3″ (250 x 190 x 110mm). Comes with NIST certification option.
The Extech 4-Wire Earth Ground Resistance Tester comes complete with:
alligator clips
4 auxiliary earth bars
hard carrying case
eight 1.5V AA batteries
Features
Large dual line LCD
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
CAT IV 300V rated
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