FEATURES ● Capable of measuring earth resistance and earth voltage.● 2mA measuring current permits the testing of earth resistance without    tripping earth leakage current breakers in the circuit under test.● The leads are supplied as standard accessories for simplified    two-wire measuring system.● Battery operated.● Data hold function.● Battery test indication.● Calibration performed with supplied test leads.     SPECIFICATIONS         Measuring ranges Earth resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth voltage 0-200 Vac(40-500Hz) Accuracy Earth resistance ±(2%rdg+2dgt) or ±0.1Ω, which is greater Earth voltage ±(1%rdg+2dgt) Earth resistance resolution 0-20Ω : 0.01Ω   0-200Ω : 0.1Ω   0-2000Ω : 1Ω Measuring system Earth Resistance by constant current inverter 820Hz approx. 2mA Display 3½ digit (2000 counts) Open circuit indication LED will be unlit Low battery indication “  “symbol appears on the display Data hold ...

● Microprocessor-controlled.● Earth resistivity (ρ) test.● Earth testing at 20Ω, 200Ω, 2kΩ.● Earth voltage measuring : 0-300V AC.● Automatic C spike check.● Automatic P spike check.● 2-Wire test, 3-Wire test, 4-Wire test.● LCM display.● Auto ranging.● Auto power OFF.● Data hold.● 200 measurement results can be saved in the memory   and recalled on the display.● Interval between auxiliary earth spikes is 1.0~50.0m.     SPECIFICATIONS         Measuring ranges Earth Resistance 0-20Ω / 0-200Ω / 0-2kΩ Earth Voltage 0-300.0V AC Earth Resistivity (ρ=2 × π × L × R) 0.06~6.28kΩ.m 0.62~62.8kΩ.m 6.28~628kΩ.m Accuracy Earth Resistance ±2%rdg ± 3dgt Earth Voltage ±2%rdg ± 3dgt Earth resistance resolution 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2kΩ : 1Ω Measuring system Earth resistance by constant current Inverter 820Hz approx. 2mA Temperature & humidity Operating: 0°C~40°C ≤80% R.H. Storage: -10°C~50°C ≤80% R.H. Dimensions 250(L) x 190(W) x 110(D)mm Weight (battery included) ...