SEW-Taiwan

Earth Resistance Testers

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● Microprocesser-controlled with advanced safety features.● 4-wire testing only.● Automatic C spike check.● Auto power-off.● Auto data hold.● Large LCD (2000 counts).● Protective terminal cover.     SPECIFICATIONS               Measuring ranges Earth Resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth Voltage 0-200V AC Accuracy Earth Resistance ±2%rdg±3dgt Earth Voltage ±2%rdg±3dgt Earth resistance resolution 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2000Ω : 1Ω Temperature & humidity Operating: 0°C~40°C ≤80% R.H. Storage: -10°C~50°C ≤80% R.H. Dimensions 205(L) x 90(W) x 55(D)mm Weight (battery included) Approx. 380g Power source 1.5V (AA) x 6 Safety standards EN 61010-1 CAT IV 200V EN 61326-1 EN 61557-1 EN 61557-5

● Microprocesser-controlled.● Earth testing at 2Ω, 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.● Robust, compact and easy-to-carry.     SPECIFICATIONS       Measuring ranges Earth Resistance 0-2Ω / 0-20Ω / 0-200Ω / 0-2kΩ Earth Voltage 0-300V AC Accuracy Earth Resistance ±2%rdg ± 3dgt Earth Voltage ±2%rdg ± 3dgt Earth resistance resolution 0-2Ω : 0.01Ω 0-20Ω : 0.1Ω 0-200Ω : 1Ω 0-2kΩ : 10Ω 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) Approx. 1430g Power source 1.5V (AA) x 8 Safety standards EN 61010-1 CAT IV 300V EN 61557-1 EN 61557-5 EN 61326-1

● 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) ...

● 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.● Optical USB to RS-232 data transmission.● The stored data can be transferred to a PC.● 2 optical LEDs are built-in for data transfer.     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:...

● Microprocesser-controlled. ● Measures earth resistance in three ranges : 40Ω, 400Ω, 4kΩ.● Capable of measuring earth voltage.● 3 ¾ digit (4000 counts).● LCD backlight display.● 2mA measuring current permits the testing of earth   resistance without tripping earth leakage current   breakers in the circuit under test.● Data hold function.● Relative function.● Auto power-off function.● Low battery indication.● Calibration performed with supplied test leads.     SPECIFICATIONS Measuring ranges Earth Resistance 0~40Ω / 0~400Ω / 0~4kΩ Earth Voltage 0~400V (40~500Hz) Accuracy Earth Resistance ±(2%rdg+3dgt) Earth Voltage ±(2%rdg+3dgt) Earth resistanceresolution 0~40Ω : 0.01Ω 0~400Ω : 0.1Ω 0~4kΩ : 1Ω Measuring system Earth resistance by constant current inverter 820 Hz, 2mA approx. Dimensions 163(L) x 102(W) x 50(D)mm Weight (battery included) Approx. 440g  Power source 1.5V (AA) x 6 Safety standards EN 61010-1 CAT IV 400V EN 61326-1 EN 61557-1 EN 61557-5

● 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.● Auto power off function.● The timer operates automatically for about three to five minutes   when the "PUSH BUTTON SWITCH" and "TIMER ON BUTTON"   are pressed together. This will keep test "ON" for the duration of the   timer.● Timer for test function (count 3-5 minutes).● Battery operated.● Data hold function.● Small and light weight.● 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 resistanceresolution 0-20Ω : 0.01Ω   0-200Ω : 0.1Ω   0-2000Ω : 1Ω Measuring system Earth Resistance by constant current inverter 820Hz approx. 2mA. ...

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.● 0Ω adjustment. ● Battery operated.● Data hold function.● Low battery 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) 0Ω adjustment ˇ Open circuit indication LED will be unlit Low battery indication “  “symbol appears on the display Data hold...

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.● Low battery 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 indication ...