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ES9070 Wireless High Voltage Voltmeter
- Electrical inspection level:70V～220kV (110V, 220V, 3kV, 6.3kV, 10kV, 35kV, 66kV, 110kV, 220kV)
- Display range of ground voltage:0.1kV～120kV (voltage to ground)
- Display accuracy of ground voltage:High-voltage overhead line ±15%±5dgt (other applications: ±25%±5dgt)
- Line voltage display range:0.1kV～220kV (corresponding display line voltage, multiply √3 according to the ground voltage)
- Probe diameter:Φ70mm
Features | Wireless high-voltage voltage and induced voltage measurement, high-voltage electrical inspection |
power supply
| Receiver: DC7.5V, 5 AA alkaline batteries |
| Detector: Zinc-manganese dry battery 6F22, 9V |
Transmission distance | Wireless transmission, straight-line transmission distance of about 30 meters |
Electrical inspection level | 70V～220kV (110V, 220V, 3kV, 6.3kV, 10kV, 35kV, 66kV, 110kV, 220kV) |
Display range of ground voltage | 0.1kV～120kV (voltage to ground) |
Display accuracy of ground voltage | High-voltage overhead line ±15%±5dgt (other applications: ±25%±5dgt) |
Line voltage display range | 0.1kV～220kV (corresponding display line voltage, multiply √3 according to the ground voltage) |
Line voltage display accuracy | High-voltage overhead line ±15%±5dgt (other applications: ±25%±5dgt) |
Probe diameter | Φ70mm |
Probe length | 55mm |
Radio frequency | 315MHz |
Display mode | 3.5 inch color screen |
LCD size | 72mm×55mm |
Power indicator | The detector has a green power indicator |
Electric inspection instructions | The detector has sound and light indication function, red double flashing light indication and “beep-beep-beep” buzzer during electricity inspection |
Display rate | 2 times/sec |
Data storage | 500 groups (power failure or battery replacement will not lose data) |
LCD backlight | Have |
Automatic shut-down | After about 15 minutes of power on, the meter will automatically shut down |
Battery voltage | The battery voltage is insufficient, and the low battery symbol ” ” is displayed |
Power consumption | Detector: 70mA Max; Receiver: 200mA Max |
Instrument quality
| Receiver: 450g (including battery); |
| Detector: 450g (including hook battery); |
Instrument size | Receiver: 187×119×48mm; Detector: 146×100mm×75mm |
Insulation rod length | Maximum diameter Φ38mm; length: 3 meters |
Insulation test
| Both ends of the insulating rod after stretching: AC 220kV/rms |
| Receiver and detector: AC3700V/rms (between exposed metal and plastic case) |
outside interference | No strong electromagnetic field; there should be no 315MHz co-channel interference at the test site |
Working temperature and humidity | -10℃～40℃; below 80%rh |
Storage temperature and humidity | -10℃～60℃; below 70%rh |
