Hãng sản xuất: SEW- Đài Loan Model: 4234 ER |
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Auto ranging microprocessor controlled. | |
Earth testing at 2 Ohm, 20 Ohm, 200 Ohm, 2k Ohm. | |
Earth voltage measuring : 0~300V AC. | |
Automatic C spike check. | |
Automatic P spike check. | |
2-Wire test. | |
3-Wire test. | |
4-Wire test. | |
LCM display. | |
Auto power OFF. | |
Data hold. | |
Robust, Compact and easy to carry. | |
EN 61010-1 CAT IV 300V, EN 61557-1, EN 61557-5 |
SPECIFICATIONS | |
Measuring Ranges | Earth Resistance : 0-2 Ohm, 0-20 Ohm, 0-200 Ohm, 0-2k Ohm |
Earth VOLTAGE : 0-300V AC | |
Accuracy | Earth Resistance : +/- (2%rdg+/-3dgt) |
Earth Voltage : +/- (2%rdg+/-3dgt) | |
Earth Resistance Resolution | 0-2 Ohm (0.01 Ohm) |
0-20 Ohm (0.1 Ohm) | |
0-200 Ohm (1 Ohm) | |
0-2k Ohm (10 Ohm) | |
Temperature & Humidity | Operating : 0 degree C ~ 50 degree C <=80% R.H. |
Storage : -10 degree C ~ 60 degree C <=80% R.H. | |
Power Source | 1.5V (AA) x 8 |
Dimensions | 250(L) x 190(W) x 110(D) mm |
Weight | Approx. 1430g (battery included) |
Accessories | Test leads (red-15m, black-10m, yellow-10m, green-5m) |
Auxiliary earth bars | |
Carrying case | |
Instruction manual | |
batteries |
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