DRAGINO - Waterproof temperature sensor 2 LoRaWan probes on batteries

Dragino D22-LB Temperature Sensor

The Dragino D22-LB is a LoRaWAN temperature sensor designed for long-range IoT solutions. It is equipped with 2 DS18B20 temperature probes enabling precise measurements from -55°C to +125°C, with a typical accuracy of ±0.5°C. This sensor communicates data via a LoRaWAN network, offering extended range and minimal energy consumption.

Functions :

• Temperature measurement from -55°C to +125°C
• Accuracy ±0.5°C (±2.0°C max) 2
• integrated DS18B20 temperature probes
• Ultra-low power consumption for long autonomy
• Periodic data transmission via LoRaWAN
• Configurable alarm when thresholds are exceeded
• Datalog function: data backup in the event of network loss
• Wireless configuration via Bluetooth (BLE 5.1)
• Remote firmware update via OTA
• IP66 waterproof housing, designed for outdoor use

Technical specifications :

• Model: D22-LB
• Technology: LoRaWAN 1.0.3 Class A
• LoRa frequencies: 862 to 1020 MHz (EU868, US915, etc.).)
• Transmit power: +22 dBm
• Receive sensitivity: up to -139 dBm
• Power supply: 8500 mAh non-rechargeable battery
• Autonomy: up to 5 years
• Consumption: Standby: 5 µA @ 3.3V / Transmit: 125 mA @ 20 dBm
• Operating temperature:
• -40°C to +85°C
• Protection rating: IP66 (dust and waterproof)
• Communication & Configuration: Bluetooth, OTA, Downlink