最后更新: 2024-03-05
Valve Well Intelligent Monitoring Terminal adopts IP68 waterproof design to adapt to the complex working conditions in the valve well. It can be equipped with float-type water level monitoring sensors, mechanical well cover status sensors and laser methane sensors to remotely monitor the safety parameters in the gas valve wells.
| Power supply | 8.4V |
| Sleeping Current | 30μA |
| Peak Current | 2A |
| Methane Gas Sensor Type | Laser Probe |
| Methane Gas Detection Resolution and Range |
0.1LEL%; 0 ~ 100%LEL (Laser) |
| Methane Gas Sensor Accuracy |
±3%LEL (Laser) |
| Well Cover Opening and Closing Sensor | Switch Type |
| Water Level Sensor Type | Switching type |
| Acquisition frequency (settable) | 5-119min |
| Upload frequency (settable) | Typical value 1 day/time |
| Operating Temperature | -20 °C to 60 °C |
| Operating humidity | Not more than 98% (non-condensing) |
| Network Mode | NB-IOT |
| Operating time | 1 year - 3 years (depending on parameter settings) |
| Waterproof and dustproof grade | IP68 |