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Hãng sản xuất: SEW - Đài Loan
 Model: 1120 ER
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| 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. |