Description
Main Functions
Telephone functions
- Dialing, Receiving, Redial, Incoming call number display, Mute function, P/T transfer function, High DC voltage indication.
Tester test
- AC V & DC V test, Insulation test, Open test, Earth insulation.
- Call user & talk
- Phone test
- Check wire pairs
- Monitor function
- High AC voltage alarm
- Under voltage self-checking
Specifications:
|
DC V test |
|
|
Range (V) |
0-260 |
|
Error |
+/-5% |
|
Insulation impedance test |
|
|
Range (MΩ): 0~10 Range (MΩ): 10~30 |
Error: ≤±5%±0.1 MΩ Error: ≤±10% ±0.5MΩ |
|
General specifications |
|
|
Ring distance (Km) |
≤ 1 |
|
Open resolution (Km) |
≤ 2 |
|
Monitoring resistance (MΩ) |
≥1 |
|
Temperature (C) |
-10~55 |
|
Weight (kg) |
0.5 |
|
Dimension (mm) |
232x73x95 |
|
Battery |
Rechargeable 9V NI-MH battery |
|
Relative humidity |
10%~95% |
|
Environment noise (dB) |
≤60 |
|
Atmospheric pressure (Kpa) |
86~106 |
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