S31-LB/LS – LoRaWAN Temperature & Humidity Sensor – Dragino | DistrIoT
Dragino
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S31-LB/LS – LoRaWAN Temperature & Humidity Sensor – Dragino

Capteur LoRaWAN IP66 avec sonde SHT31, batterie 8500mAh ou solaire, alarme et datalogging.

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Description détaillée

S31-LB/LS – LoRaWAN Temperature & Humidity Sensor – Dragino

General Description

Dragino 's S31-LB/LS is a LoRaWAN sensor designed to accurately measure ambient temperature and humidity. It uses the Sensirion SHT31 sensor, known for its reliability, factory calibration, and long-term stability. With an IP66 waterproof housing, this sensor is suitable for demanding outdoor environments.

The S31-LB runs on an 8500mAh Li-SOCI2 battery, while the S31-LS version is equipped with a solar panel with a 3000mAh Li-ion battery . Long-range LoRaWAN connectivity and low power consumption ensure years of battery life. It also supports Bluetooth setup and OTA updates.

Targeted Applications

  • Outdoor environmental monitoring
  • Building automation and home automation
  • Smart irrigation management
  • Remote meter readings
  • Industrial surveillance

Highlights

  • SHT31 probe : calibrated, linearized and compensated
  • Long battery life : up to 5 years
  • IP66 housing : waterproof and anti-condensation
  • Data Logging : Offline Backup
  • Built-in alarm : configurable temperature and humidity thresholds
  • BLE configuration and OTA firmware update

Technical Specifications

Characteristic Value
Temperature Range: -40 to +80°C
Resolution: 0.1°C
Accuracy: ±0.2°C (0-90°C)
Drift: < 0.03°C/year
Humidity Range: 0 to 99.9%RH
Resolution: 0.01%RH
Accuracy: ±2%RH
Drift: < 0.25%RH/year
LoRaWAN Frequencies CN470, EU433, KR920, US915, EU868, AS923, AU915, IN865
Protocol LoRaWAN v1.0.3 Class A
Food Li-SOCI2 8500 mAh battery (S31-LB) or solar panel + Li-ion 3000 mAh battery (S31-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
  • Firmware update via OTA
  • 3 meter external probe for S31-LB

Pack Contents

  • 1 x S31-LB or S31-LS Sensor
  • 1 x Integrated battery depending on version