Milesigt EM310-UDL Ultrasonic Distance Sensor
Milesight EM310-UDL is an ultrasonic sensor featuring a short blind zone and Wide Measuring Range. Besides, EM310-UDL equips with a 3-axis accelerometer to detect the status of the container cover. Compliant with Milesight LoRaWAN® gateway and Milesight IoT Cloud solution, users can know the container status and fill-in level in real-time via browser or mobile App remotely. It's widely used in waste management, manhole cover monitoring, parking lot monitoring, etc.
About this device
Milesight EM310-UDL is an ultrasonic sensor featuring a short blind zone and Wide Measuring Range. Besides, EM310-UDL equips with a 3-axis accelerometer to detect the status of the container cover. Compliant with Milesight LoRaWAN® gateway and Milesight IoT Cloud solution, users can know the container status and fill-in level in real-time via browser or mobile App remotely. It's widely used in waste management, manhole cover monitoring, parking lot monitoring, etc.
The Milesigt EM310-UDL Ultrasonic Distance Sensor supports 8 regional frequency plans and operates as a Class A LoRaWAN device. A payload codec is published in the repository, so uplinks are decoded automatically when you onboard it to The Things Stack.
Key features
- Sensors: battery, distance.
- Payload codec included, uplink decoder ready for one-click activation.
- 8 frequency plans supported: AS923, AU915-928, CN470-510, EU863-870, IN865-867, KR920-923, RU864-870, US902-928.
- Battery powered (ER17505), user replaceable.
Vendor
At a glance
Hardware specifications
| Model ID | em310-udl |
| Dimensions | 40 × 62 × 111 mm |
| IP rating | IP67 |
| Operating temperature | -15 °C to 60 °C |
| Relative humidity | 0% to 0.9% |
| Power | Battery — ER17505, replaceable |
Certifications & compliance
Standards
Network profiles
Capabilities are defined per firmware version and frequency plan, exactly as published in the repository.
Firmware 1.x
| Frequency plan | MAC | Reg. params | Class | Join | Max EIRP | Certified |
| AS923 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 20 dBm | — |
| AU915-928 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 20 dBm | — |
| CN470-510 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 19 dBm | — |
| EU863-870 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 16 dBm | — |
| IN865-867 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 16 dBm | — |
| KR920-923 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 20 dBm | — |
| RU864-870 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 16 dBm | — |
| US902-928 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 20 dBm | — |
Frequency plan coverage
Live decoder playground
Decode any hex payload client-side with the device's published codec, the exact code The Things Stack runs.
// pick an example or paste a payload, then Decode
Example uplink from The Things Stack
The full JSON message your application receives via MQTT or webhook when this device sends the payload above, raw bytes, decoded fields and radio metadata included.
// decode a payload above to see the full envelope
Codec source
// loading codec…
Add to The Things Stack
Manual setup
Create an application
In The Things Stack console, go to Applications → Create application and pick a unique application ID.
Register an end device
Choose From the LoRaWAN Device Repository and search for “Milesigt EM310-UDL Ultrasonic Distance Sensor”. Select your firmware version and frequency plan.
Enter device credentials
Provide the DevEUI, JoinEUI and AppKey printed on the device label or QR code.
Power on & verify uplinks
Within a few minutes you'll see the join request and decoded uplinks in the Live data tab.