Smart manhole cover displacement sensor，NB-IoT communication，Monitor manhole cover tilt, rotation angle and displacement，-20℃ to +70℃，3.6VDC，IP68
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The AVCOMM’s manhole cover sensor is an intelligent sensor used for monitoring the displacement of urban manhole covers. By continuously monitoring the status of the manhole covers in real-time, it promptly sends out alerts, effectively preventing potential safety hazards and providing a safe and comfortable living environment for city residents. The device utilizes NB-IoT/LoRa communication technology to transmit manhole cover information to the cloud server ATMS. Users can remotely monitor the status of the manhole covers, enabling them to promptly address any emergencies and ensure personal safety. This product is characterized by easy installation, low cost, intelligence, and accurate detection, making it widely applicable in smart city construction.