ETCR2000A Clamp Earth Resistance Tester is applied in measurement of grounding resistance and the loop resistance (range: 0.010 Ω Ω ~ 200).When measuring the earth system with loop, there is no need to disconnect the grounding down lead, no need for auxiliary electrode, save and fast ,convenient to use.Widely used in electric power, telecommunications, meteorology, oil fields, construction and industrial electrical equipment grounding resistance measurement.ETCR Clamp Earth Resistance Tester can measure the ground fault and applied to the occasions that cannot be measured by traditional methods, and it is widely used for the earth resistance measurement of various equipment.Feature:1.Measurement of earth resistance,loop resistance2.Measure Range: 0.010Ω~200Ω3.Data Storage: 99 sets4.Alarm Threshold Setting：1-199Ω5.Alarm Function: alarm symbol dispaly6.CT Size: 55mmX32mmSpecification:Resistance Range:0.010Ω~200ΩResolution:0.001ΩData Storage:99 setsAlarm symbol indication:Press AL key to turn on / offAlarm threshold setting range:Resistance：1~199ΩWorking Temperature:-10℃-55℃；10％RH-90％RHLCD Size:4 Digits LCD display, Screen: 47mm×28.5mmClamp Size:55mm×32mmClamp Opening Size:32mmTester Weight:1130gTester Dimension:275mm×85mm×56mmProtection Level:Double insulationStructural Feature:Clamp CTShift:Automatic shiftExternal Magnetic Field/Electrical Field:＜40A/m;＜1V/mSingle Measurement Time:1 secondResistance Measurement Frequency:＞1KHzMeasured Current Frequency:50/60Hz AutomaticPower Supply:6VDC 4 PCS LR6 lkaline batteries