UNI-T DIGITAL EARTH TESTERS UT521

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Specifications of UT520 Series Digital Earth Testers

SpecificationsRangeUT521UT522
Earth resistance (Ω)0~20Ω±(2%+10)
0~200Ω±(2%+3)
0~2000Ω±(2%+3)
0~40Ω±(2%+20)
0~400Ω±(2%+3)
0~4000Ω±(2%+3)
AC earth voltage (V)0~200V±(1%+4)
0~400V±(1%+6)
Frequency: 50Hz/60Hz
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