SEW 1620 ER Digital Earth Resistance Tester
Summary 1620 ER
- Instrument type: digital
- Earth Voltage Test: 0 – 400V
- Earth Resistance Test: 0 – 40Ω, 0 – 400Ω, 0 – 4kΩ
- Measuring Method: 3-wire testing
- Additional Features: data hold mode, relative measuring mode, auto power off, backlight, low battery indication, open circuit indication, over range indication
Features
- Microprocesser-controlled
- Capable of measuring earth resistance and earth voltage
- 3¾ digit (4000 counts). LCD backlight display
- 2mA measuring current permits the testing of earth resistance without tripping earth leakage current breakers in the circuit under test
- Data hold function. Relative function. Auto power-off function
- Low battery indication. Calibration performed with supplied test leads
Specifications
| Measuring ranges | Earth resistance 0~40Ω / 0~400Ω / 0~4kΩ |
| Earth voltage 0~400V (40~500Hz) | |
| Accuracy | Earth Resistance ±(2%rdg+3dgt) Earth Voltage ±(2%rdg+3dgt) |
| Earth resistance resolution | 0~40Ω : 0.01Ω 0~400Ω : 0.1Ω 0~4kΩ : 1Ω |
| Measuring system | Earth resistance by constant current inverter 820 Hz, 2mA approx. |
| Dimensions | 163(L) x 102(W) x 50(D)mm |
| Weight (battery included) | Approx. 440g |
| Power source | 1.5V (AA) x 6 |
| Safety standard | EN 61010-1 CAT IV 400V EN 61326-1 EN 61557-1 EN 61557-5 |
Scope of delivery 1620 ER
- Digital Earth Resistance Tester 1620 ER
- Instruction manual
- Test leads (red-15m, yellow-10m, green-5m)
- Auxiliary earth spikes
- Carry case
- Batteries
- Simplified measurement probe (optional)
