| Use |
Manhole Cover Alarm Sensor |
| Mounting Type |
Manhole Cover |
| Features |
Manhole Cover Alarm Sensor |
| Output |
Data Transmission: LoRa, CLAA, NB-IoT, Zeta |
| Voltage Supply |
3.0 V to 3.6 V |
| Application |
Manhole cover |
| Frequency |
470 MHz to 510 MHz |
| Transmission Power |
0 dBm to 20 dBm |
| Quiescent Current |
10 µA to 20 µA |
| Working Current |
<30 µA (static) |
| Alarm Current |
<100 mA |
| Measuring Range |
0° to 180° |
| Measuring Accuracy |
±1° |
| Battery |
Lithium Battery |
| Battery Capacity |
4000 mAh (can be customized) |
| Battery Life |
3 year to 5 year (work normally and send less than 2 pieces of data a day) |
| Alarm Function |
Angle, Movement |
| Network Frequency |
868 MHz |
| Stability |
±0.5% FS/Year |
| Transmission Distance |
0 ft to 32.8 ft (0 m to 10 m) |
| IP Rating |
IP68 |
| Shell Material |
ABS |
| Working Humidity |
<90% |
| Relative Humidity |
0% to 95% |
| Ambient Temperature |
-4 °F to 176 °F (-20 °C to 80 °C) |
| Size or Dimension |
3.58 in × 3.58 in × 0.98 in (9.1 cm × 9.1 cm × 2.5 cm) |
