D20/D20S-LB/LS – Waterproof LoRaWAN Temperature Sensor – Dragino
General Description
Dragino 's D20/D20S-LB/LS is a LoRaWAN temperature sensor for outdoor environments. It is equipped with a 2-meter DS18B20 probe, capable of measuring temperatures from -55°C to +125°C with an accuracy of ±0.5°C. It is available in battery (D20/D20S-LB) or solar (D20/D20S-LS) versions.
Its IP66 waterproof housing, ultra-low power consumption and advanced features such as temperature alarm, data logging, Bluetooth (BLE) configuration and OTA update make it a robust and durable solution for a variety of industrial and agricultural applications.
Targeted Applications
- Temperature monitoring in outdoor environments
- Environmental control systems
- Agricultural and irrigation applications
- Thermal monitoring of structures and equipment
- Long-range IoT solutions
Highlights
-
2-meter DS18B20 probe : precise measurement from a distance
-
IP66 housing : protection against water and dust
-
Configurable temperature alarm
-
Local logging of measurements
- Up to 5 years of battery life
-
BLE Configuration and OTA Update
Technical Specifications
Characteristic |
Value |
Temperature
|
Range: -55 to +125°C Accuracy: ±0.5°C (max ±2°C) |
Probe
|
1 x DS18B20 – 2 meter cable |
LoRaWAN Frequencies
|
CN470, EU433, KR920, US915, EU868, AS923, AU915, IN865 |
Protocol
|
LoRaWAN v1.0.3 Class A |
Food
|
Li-SOCI2 8500 mAh battery (D20/D20S-LB) or solar panel + Li-ion 3000 mAh battery (D20/D20S-LS) |
Consumption
|
Standby: 5 µA Transmission: 125 mA @ 20 dBm |
Operating temperature
|
-40 to +85°C |
RX sensitivity
|
Up to -139 dBm |
Transmit power
|
Up to +22 dBm |
Interfaces and Connectors
- LoRaWAN radio interface
- Bluetooth v5.1 for local configuration
- Programming port
- External DS18B20 probe (2 meters)
Pack Contents
- 1 x Sensor D20/D20S-LB or D20/D20S-LS
- 1 x Integrated battery depending on version
- 1 x DS18B20 Temperature Probe