LDDS20
The Dragino LDDS20 consists of an ultrasonic liquid level sensor for measuring liquid levels. It uses a non-contact method to measure the height of liquid in a container without opening the container. The measured liquid levels are sent to a LoRaWAN® network for further analysis.
About this device
The Dragino LDDS20 consists of an ultrasonic liquid level sensor for measuring liquid levels. It uses a non-contact method to measure the height of liquid in a container without opening the container. The measured liquid levels are sent to a LoRaWAN® network for further analysis.
The LDDS20 supports 8 regional frequency plans and operates as a Class A LoRaWAN device.
Key features
- Sensors: level.
- 8 frequency plans supported: AU915-928, CN470-510, EU433, EU863-870, IN865-867, KR920-923, RU864-870, US902-928.
Vendor
At a glance
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Hardware specifications
| Model ID | ldss20 |
Sensors & capabilities
Certifications & compliance
Standards
Network profiles
Capabilities are defined per firmware version and frequency plan, exactly as published in the repository.
Firmware 1.0
| Frequency plan | MAC | Reg. params | Class | Join | Max EIRP | Certified |
| AU915-928 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 16 dBm | — |
| CN470-510 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 16 dBm | — |
| EU433 | 1.0.3 | RP001-1.0.3-RevA | A | OTAA | 16 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 | 16 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 | 16 dBm | — |
Frequency plan coverage
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 “LDDS20”. 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 uplinks in the Live data tab.