https://www.thethingsnetwork.org/device-repository/devices/milesight-iot/em310-udl/
Milesigt EM310-UDL Ultrasonic Distance Sensor | Device Repository for LoRaWAN
udl ultrasonic distancesensor
https://www.thethingsnetwork.org/device-repository/devices/milesight-iot/em400-udl/
EM400-UDL - Ultrasonic Distance Sensor | Device Repository for LoRaWAN
EM400-UDL is a non-contact ultrasonic distancesensordesigned for outdoor applications such as monitoringwaterlevel, fill level of tanks and silos, presence of...
udl ultrasonic distancesensor