UNI-T UT521 earth tester is using micro controller with high accuracy and reliability to measure electric wire, electric installation, anti-thunder equipment earth resistance.
Functions: earth resistance testing, earth voltage testing Data Hold function Reinforced insulation protection Over-range display indication Auto switch off Data logging for 20 data sets Battery check function Sleep mode Display LCD with backlight, 70.6 × 34 mm Earth resistance testing Range 20 Ohm / 200 Ohm / 2000 Ohm Earth voltage testing to 200 V AC Power 6 × 1.5 V battery (R14) Dimensions (H × W × D), mm 160 × 100 × 70.5
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