4235 ER
FEATURES
- Microprocessor-controlled.
- Earth resistivity (ρ) test.
- Earth testing at 20Ω, 200Ω, 2kΩ.
- 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 ranging.
- Auto power OFF.
- Data hold.
- 200 measurement results can be saved in the memory and recalled on the display.
- Interval between auxiliary earth spikes is 1.0~50.0m.
SPECIFICATIONS
| Measuring ranges | Earth Resistance 0-20Ω / 0-200Ω / 0-2kΩ Earth Voltage 0-300.0V AC Earth Resistivity (ρ=2 × π × L × R) 0.06~6.28kΩ.m 0.62~62.8kΩ.m 6.28~628kΩ.m |
|---|---|
| Accuracy | Earth Resistance: 0-20Ω: ±(2%rdg+0.1Ω) 0-200Ω,0-2kΩ: ±(2%rdg+3dgt) Earth Voltage: ±(2%rdg+3dgt) |
| Earth resistance resolution | 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2kΩ : 1Ω |
| Measuring system | Earth resistance by constant current Inverter 820Hz approx. 2mA |
| Temperature & humidity | Operating: 0°C~40°C ≤80% R.H. Storage: -10°C~50°C ≤80% R.H. |
| Dimensions | 250(L) x 190(W) x 110(D)mm |
| Weight (battery included) |
Approx. 1500g |
| Power source | 1.5V (AA) × 8 |
| Safety standards | EN 61010-1 CAT IV 300V IEC 61557-1 IEC 61557-5 EN 61326-1 |
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