Technical Specifications
| Output Signal Frequency | 2.5 Hz |
| Signal No-load Output Voltage | ±20V ± 5% |
| Signal Voltage Amplitude Error | <5% |
| Signal Short Circuit Output Current | ≤80 mA |
| Impact Resistance of Output Port | 400 V DC |
| Power Supply Voltage | AC 220V ± 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 digits 19 |
| AC Lamp Size | 1.96 in (50 mm) |
| BC Lamp Size | 0.27 in x 0.35 in (7 mm × 9 mm) |
| Detection Maximum Ground Resistance | 300 kΩ |
| Ground Resistance Measurement Accuracy | 0 Ω to 4.5 k, Error ≤0.5 kΩ, 4.5 kΩ to 300 kΩ, Error ≤ 10% |
| Size | 15.35 in x 11.41 in x 25.51 in (390 mm x 290 mm x 140 mm) |
| Weight | 6.17 lb (2.8 kg) |
