4202 Kyoritsu เครื่องทดสอบความต้านทานดิน / ราคา

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Earth /Ground resistance and Leakage current measurement functionsEarth /Ground resistance and Leakage current measurement functions• The earth resistance from 0.05 to 1200 Ω can be measured without the auxiliary earth spikes in multi-earthing systems• True RMS leakage or phase current readings from 0.1mA to 30.0A provides vital additional information in earthing networks• Filter function offers increased immunity to electrical noise and a Noise mark appears in excessively high noisy environments