The UT522 Tester uses a micro controller with high accuracy and reliability; it can measure every electric wire, electric installation, anti-thunder equipmentÃs earth resistance value of those earth system.
It can carry earth voltage measurement, and to be noted that the Tester should not be used outdoor hazard environment, like raining, thunder etc. Data Hold. Backlight Display. Data Logging : 20. Battery Check. Sleep Mode Around 10 Minutes. Full Icon Display. Over-range Display. Simple 2-Wires Testing. Precision 3-Wires Testing. Double Insulation Protection.
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