GRT300EXTECH* GRT300 4线接地电阻测试仪套装
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面议EXTECH* GRT300 4线接地电阻测试仪套装
EXTECH* GRT300 4线接地电阻测试仪套装
Extech GRT300: 4-Wire Earth Ground Resistance Tester
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.
