![3 Wire (Analogue) Earth Resistance Tester](https://d27wgn5g4t3wja.cloudfront.net/img/8e43877c-f0fe-c7d0-2613-1578e6b43bcf/322108.png)
3 Wire (Analogue) Earth Resistance Tester
4105 ER - Standard Electric Works Co., Ltd (SEW)
● Capable of measuring earth resistance and earth voltage.
● 2mA measuring current permits the testing of earth
resistance without tripping earth leakage current
breakers in the circuit under test.
● In addition to facilitating for precision measurement,
test leads for simplified two-wire measuring system
also are supplied as standard accessories.
● Battery operated.
● Battery life indicator.
● Calibration performed with supplied test leads.