Technical Specifications
| output signal frequency | 2.5 Hz |
| signal no-load output voltage | ±20 V±5% |
| signal voltage amplitude error | <5% |
| signal short circuit output current | ≤80 mA |
| impact resistance of output port | 400 V dc impact |
| power supply voltage | AC 220 V ± 10% |
| voltage frequency | 50 Hz ± 5% |
| input insurance | 200 mA |
| maximum power | 3 W |
| signal current detection sensitivity | 0.5 mA |
| signal generator impedance | 40 KΩ |
| maximum output current | 2.5 mA |
| receiver displays | Digits 0 to 19 |
| volume | 8.26 in × 3.93 in × 1.260 in (210 mm × 100 mm × 32 mm) |
| A clamp size | Φ 3.93 in (50 mm) |
| B clamp size | 1.Φ 0.55 in × 0.35 in (7 mm × 9 mm) |
| detection maximum ground resistance | (300 kΩ) |
| ground resistance measurement accuracy | 0 kΩ to 4.5 kΩ error ≤ 0.5 kΩ,4.5 kΩ to 300 kΩ error ≤ 10% |
| volume | (300 mm × 270 × 200 mm) |
| External dimension (mainframe） | 13.38 in × 11.41 in × 5.51 in (340 mm x 290 mm x 140 mm) |
| External dimension | 15.35 in × 11.41 in × 5.51 in (390 mm x 290 mm x 140 mm) |
| Weight (mainframe） | 8.73 lb (3.96 kg) |
| Weight | 6.17 lb (2.8 kg) |
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