UNI-T Uni-Trend UT521 UT522 Digital Earth Tester Ground Resistance AC Earth Insulation Resistance Tester Light Weight Design Ground Resistance Tester Ground Resistance Voltmeter(UT521)
SizeUNI-T UT521
Special Features
- UT520 Series Digital Earth Testers with Certificates: CE, UKCA
- Key features* Manual range * Low battery indication * Data hold * LCD backlight/auto power off * Full icon display
- * Double insulation protection * Poor contact display: “…Ω” * Over-range display: Display “OL” * Simple 2-wire testing * Precise 3-wire testing
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