- earth resistance measurment with 3-pole method,
- measurement of continuity of equipotential bondings and protective conductors with auto-zero function - with current 200 mA,
- resistance measurement using 2-pole method.
Sonel MRU-21 Earth Resistance Meter 50V 60Hz RMS Tester
Please allow 4-5 weeks for this product to arrive.
This product comes with a 2 year manufacturer warranty.
Please see photos and description for full specifications.