Thông tin sản phẩm Hãng sản xuất: SEW - Đài Loan Model: 1120 ER Capable of measuring earth voltge. 2mA measuring current permits earth resistance to test without tripping earth leakage current breakers in the circuit. Test leads are supplied as standard accessories for simplified two-wire measuring system. 0 Ohm adjustment. Data hold function. Battery operated. Battery life indicator. Standard accessories for 3T and 2T. Designed to met IEC/EN 61010-1, IEC 615575-5 CAT III 200V.