SKU: SEN-000219-915
MPN: LSN50V2-S31


The Temperature & Humidity Sensor used in LSN50v2-S31 is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion. This devices provides strong reliability and long-term stability. The SHT31 is fixed in a waterproof anti-condensation casing for long-term use.

LSN50v2-S31 supports a temperature and humidity alarm feature, allowing the user to get an alarm based on ranges set.

LSN50v2-S31 is powered by 8500mAh Li-SOCI2 battery and is designed for long-term use up to 10 years.

Key Features

  • LoRaWAN® v1.0.3 Class A
  • Ultra low power consumption
  • External 3m SHT31 probe
  • Measure range -40°C ~ 80°C
  • Temperature alarm
  • Bands: CN470/EU433/KR920/US915
  • EU868/AS923/AU915/IN865
  • AT Commands to change parameters
  • Uplink on periodically or Interrupt
  • Downlink to change configure
  • Dimensions: 120 x 55 x 200 mm

Key Retrieval

After your order is fulfilled, you will receive an email from CalChip Connect with instructions on how to retrieve the LoRaWAN® EUIs and keys for your sensor devices. Subject line of the email will be: "CalChipConnect Order - Important information to use your sensors".

Technical Documentation

Download Datasheet
Quick Start Guide
Dragino LSN50v2-S31 Decoder
Dragino Battery Life Guide
Dragino LoRaWAN® Temperature & Humidity Sensor for IoT Solution