BRAND: EXTECH

4-Wire Earth Ground Resistance Tester (GRT300)

Model / Product Code: GRT300

The GRT300 measures earth ground in 4 ranges  from 2 to 2000 Ohm. 

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Product Overview

The GRT300 measures earth ground 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.
For more details please refer datasheet.

Technical Specifications

Product Name 4-Wire Earth Ground Resistance Tester
Model / Product Code GRT300
Brand EXTECH
Category Testing And Measuring Instruments
Sub-Category Earth Tester
Technical Details

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.
For more details please refer datasheet.

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