Combustible gas, pressure, water level, manhole cover displacement, temperature & humidity, other standard‑interface instruments, BeiDou positioning sensor, etc.
Short‑range Communication
Bluetooth 4.0 (parameter configuration, firmware upgrade)
Cellular Network
NB-IoT (standard), 4G (customizable)
Sampling Frequency
Default 48 times/day (adjustable via web: 2 min – 23h59min)
Upload Frequency
Default 6 times/day (adjustable via web: 2 min – 23h59min)