SEW-4234ER

4 Wire Earth Resistance Testers FEATURES Ï Microprocesser-controlled. Ï Earth testing at 2© , 20© , 200© , 2k© . Ï Earth voltage measuring : 0-300V AC. Ï Automatic C spike check. Ï Automatic P spike check. Ï 2-Wire test. Ï 3-Wire test. Ï 4-Wire test. Ï LCM display. Ï Auto ranging. Ï Auto power OFF. Ï Data hold. Ï Robust, compact and easy-to-carry. SPECIFICATIONS Measuring ranges Earth Resistance 0-2& / 0-20& / 0-200& / 0-2k© Earth Voltage 0-300V AC Accuracy Earth Resistance ± 2% rdg ± 3dgt Earth Voltage ± 2% rdg ± 3dgt Earth resistance resolution 0-2& : 0.01& 0-20& : 0.1& 0-200& : 1& 0-2k© : 10© Temperature & humidity Operating: 0° C~ 40° C d80% R.H. Storage: -10° C~ 50° C d80% 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