MASTECH MS-5209

FEATURES Measuring ranges Earth resistance 10/ 100/ 1000© Earth voltage 30V AC ( 5k© / V approx.) Accuracy Earth resistance within + 5% of full scale Earth voltage within + 5% of full scale Measurement system Earth resistance by constant current inverter 800Hz approx. 2mA Earth voltage by rectifier type 5k© / V approx. 40 ~ 500Hz Withstand voltage 1500V AC for one minute between electrical circuit and housing case Self-check facility Lead wire connection to C and P terminals and proper auxiliary Earth resistance can be checked by pressing “ BATT.CHECK? button. “ OK? lamp is illuminated Specification MS 5209, Mastech Earth Tester Analog Earth Tester Specifications Earth Ground Resistance : 10/ 100/ 1000Ohm Earth Voltage : 30V ( AC)