UNI-T UT278A+ Clamp Earth Ground Tester, Auto Range, 4 digits LCD display, Jaw Opening: 32mm

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UNI-T UT278A+ Clamp Earth Ground Tester, Auto Features

• Grounding resistance measurement in electricity, telecommunication, meteorology, oilfield, architecture and industrial electric equipment

• Resistance limit alarm

• Auto calibration; Auto power off.

• Auto range & Data hold;

• Comes in an Attractive Black Carry Case Bag which is well padded from inside.

About UNI-T UT278A+ Clamp Earth Ground Tester, Auto

MeterTo MeterTo mainly offers instruments and tools. Please confirm the product is offered by our store MeterTo when purchasing, otherwise we can't ensure the quality and after-sale service. Features: Display count: 4 digits LCD display Jaw opening: 32mm Resistance measurement frequency: ＞1kHz Single measurement time: 1 second Current limit alarm: 1mA~499mA Current measurement frequency: 50Hz/60Hz RS-232: YES Visual and audible alarm: YES Jamming signal recognition: YES Over-range display: YES Data storage: 99 Specifications: Earth Ground Resistance (Ω): 0.01~0.099Ω ±(1%+0.01) 0.1~0.99Ω ±(1%+0.01) 1~49.9Ω ±(1%+0.1) 50~99.5Ω ±(2%+0.5) 100~199Ω ±(3%+1) 200~395Ω ±(6%+5) 400~590Ω ±(10%+10) 600~800Ω ±(20%+20) 800~1200Ω ±(25%+30) Leakage current (A): 0mA~9mA ±(2.5%+1mA) 10mA~99mA ±(2.5%+5mA) 100mA~299mA ±(2.5%+10mA) 0.3A~2.99A ±(2.5%+0.1A) 3A~9.9A ±(2.5%+0.3A) 10A~20A ±(2.5%+0.5A)