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SEW-Taiwan
Earth Resistance Testers
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● High quality Taut Band movement.● Capable of measuring earth resistance and earth voltage. ● 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.● Battery check function. ● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-10Ω / 0-100Ω / 0-1000Ω Earth voltage 0-30 Vac (40-500Hz) Accuracy Earth resistance ±3% of full scale Earth voltage ±2.5% of full scale Measuring system Earth resistance by constant current inverter 820 Hz, 2mA approx. Open circuit indication LED will be unlit Dimensions 163(L) × 100(W) × 50(D)mm Weight (battery included) Approx. 460g Power source 1.5V (AA) × 6 Safety standards IEC 1010 CAT II 30V
● 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.● In addition to facilitating for precision measurement, test leads for simplified two-wire measuring system also are supplied as standard accessories.● Battery operated.● Battery life indicator. ● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-12Ω / 0-120Ω / 0-1200Ω Earth voltage 0-30 Vac (40-500Hz) Accuracy Earth resistance ±3% of full scale Earth voltage ±2.5% of full scale Measuring system Earth resistance by constant current inverter 820 Hz, 2mA approx. Open circuit indication LED will be unlit Dimensions 175(L) × 85(W) × 75(D)mm Weight (battery included) Approx. 600g Power source 1.5V (AA) × 8 Safety standards EN 61010-1 CAT IV 30V EN 61326-1
● High quality Taut Band movement.● 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.● Test leads are supplied as standard accessories for simplified two-wire measuring system.● Battery operated.● Battery check function. ● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-10Ω / 0-100Ω / 0-1000Ω Earth voltage 0-30 Vac (40-500Hz) Accuracy Earth resistance ±3% of full scale Earth voltage ±2.5% of full scale Measuring system Earth resistance by constant current inverter 820Hz, 2mA approx. Open circuit indication LED will be unlit Dimensions 170(L) × 165(W) × 92(D)mm Weight (battery included) Approx. 1000g Power source 1.5V (AA) × 8 Safety standards EN 61010-1 CAT III 150V EN 61326-1
● 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.● In addition to facilitating for precision measurement, test leads for simplified two-wire measuring system also are supplied as standard accessories.● Battery operated.● Battery life indicator. ● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-12Ω / 0-120Ω / 0-1200Ω Earth voltage 0-30 Vac (40-500Hz) Accuracy Earth resistance ±3% of full scale Earth voltage ±2.5% of full scale Measuring system Earth resistance by constant current inverter 820 Hz, 2mA approx. Open circuit indication LED will be unlit Dimensions 210(L) × 210(W) × 100(D)mm Weight (battery included) Approx. 1370g Power source 1.5V (AA) × 8 Safety standards EN 61010-1 CAT III 30V EN 61326-1
● High quality Taut Band movement.● 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.● Test leads are supplied as standard accessories for simplified two-wire measuring system.● Battery operated.● Battery check function. ● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-10Ω / 0-100Ω / 0-1000Ω Earth voltage 0-30 Vac (40-500Hz) Accuracy Earth resistance ±3% of full scale Earth voltage ±2.5% of full scale Measuring system Earth resistance by constant current inverter 820 Hz, 2mA approx Open circuit indication LED will be unlit Dimensions 205(L) × 90(W) × 55(D)mm Weight (battery included) Approx. 514g Power source 1.5V (AA) × 6 Safety standards EN 61010-1 CAT III 30V EN 61326-1
● 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.● In addition to facilitating for precision measurement, test leads for simplified two-wire measuring system also are supplied as standard accessories.● Battery operated.● Battery life indicator. ● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-12Ω / 0-120Ω / 0-1200Ω Earth voltage 0-30 Vac(40-500Hz) Accuracy Earth resistance ±3% of full scale Earth voltage ±2.5% of full scale Measuring system Earth resistance by constant current inverter 820 Hz, 2mA approx. Open circuit indication LED will be unlit Dimensions 250(L) × 190(W) × 110(D)mm Weight (battery included) Approx. 1500g Power source 1.5V (AA) × 8 Safety standards EN 61010-1 CAT III 30V EN 61326-1
● 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. ...