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These devices are extremely similar to a milliohm meter, however, they are capable of testing higher resistances as well. We test these units in much the same way as a milliohm meter however we incorporate some higher resistance tests within the calibration procedure.
CATU, Chauvin Arnoux, Di-Log, Ethos, Extech, Fluke, Hioki, Kewtech, Martindale, Megger, Metrel, Robin-Amprobe, RS Pro, UNI-T and more. If you want to check before booking your calibration, CLICK HERE
To ensure that your Earth Resistance Tester / Ground Earth Tester continues to provide you with accurate results, it is recommended that you re-calibrate your Earth Testers annually.