Description
Overview
GAOTek automatic digital earth resistance tester adopts the latest digital and micro-processing technology, 3-pole or 2-pole method for earth resistance measurement.
Features
- Grounding Resistance Measurement
- Long Standby with DCÂ 9V Battery
- Precision Measurement Methods: 3-wire, 2-wire, Average, Max, Min
- Rated Current Pole Method, 3 mA Max, 820 Hz
- Ground Voltage: Average Rectification
- 4-Digit LCDÂ with Blue Backlight
- Grounding Resistance Range: 0.01 Ω to 2000 Ω, Resolution: 0.01 Ω
- Ground Voltage Range: ACÂ 0 to 600 V, Resolution: 1 V
- Fast Measurement Times
- RS232 Interface for Data Upload
- Wide Operating Temperature and Humidity Range
Technical Specification
| Earth Resistance (R) | 0.00 Ω to 30.00 k Ω |
| Soil Resistivity | 0.00 Ω m to 9000 k Ω m |
| Earth Voltage | AC 0.0 to 600 V |
| Withstanding Voltage | AC 3700 V or rms (Between circuit and enclosure) |
| Electromagnetic Features | IEC61326 (EMC) |
| Test Frequency | 128 Hz or 111 Hz or 105 Hz or 94 Hz (AFC) |
| Measurement | ground voltage or ground resistance |
| Resistance Measurement Range | 0 Ω to 1999 Ω |
| Voltage Measurement Range | 0 V to 9 V |
| Resistance Measurement Accuracy | [20 Ω] ±2%rdg 1 Ω [200 Ω or 2000Ω] ±2 ±3dgt resolution 1 Ω |
| Voltage Measurement Accuracy | ±1% rdg ±4 dgt |
| Power | 9 V Battery |
| Display | LCD Display |