The SPARTNA SPR-245 Earth Ground Clamp Meter is a professional and reliable tool designed for ground resistance measurement and circuit resistance analysis in various industries, such as power, telecommunications, meteorology, oilfields, construction, and industrial electrical equipment. It enables safe and efficient measurements without the need to break grounding wires or use auxiliary electrodes.
- Measures grounding resistance and loop current without breaking the grounding wire
- No requirement for auxiliary electrodes, ensuring fast and simple operation
- Detects faults beyond the range of traditional methods
- Capable of measuring combined resistance of grounding body and grounding lead
- Long jaw design ideal for flat steel grounding applications
- Large LCD display with backlight for clear visibility
- Built-in alarm for critical resistance and current values
- Lightweight and portable with a durable build
| Parameter | Specification |
|---|---|
| Resistance Range | 0.01Ω ~ 1200Ω |
| Max. Resolution (Resistance) | 0.001Ω |
| Basic Accuracy (Resistance) | ±(1.0% + 10d) |
| Current Measurement Range | 0 ~ 20A |
| Current Frequency | 50Hz / 60Hz |
| Leakage Current Range | 1mA ~ 499mA |
| Leakage Current Resolution | 1mA |
| Leakage Current Accuracy | ±(2.5% + 2d) |
| Test Frequency | >1kHz |
| Alarm Threshold (Resistance) | 1Ω ~ 199Ω |
| Alarm Threshold (Current) | 1mA ~ 499mA |
| Power Supply | 4 x AA batteries |
| Dimensions | 285mm × 85mm × 56mm |
| Jaw Size | 32mm × 65mm |
| Weight | 1160g |
| Operating Temperature | -10°C ~ 55°C |
| Relative Humidity | 10%RH ~ 90%RH |
| Measuring Time | 0.5 seconds |