Pulse Readers | Sensors

Holosys LoRaWAN™ Environment Sensor WES-L

  • Temperature, Humidity, Air Pressure monitoring
  • Exchangeable AA batteries, min. 5 years lifetime LoRaWAN™ v1.0.2 communication protocol
  • Operating frequency 868 MHz

Holosys LoRaWAN™ Environment Sensor WES-L is a radio module that allows temperature, humidity and enviroment air pressure wireless monitoring.


The readout data is transferred by LoRaWAN™v1.0.2 communication protocol which standard ensures compatibility with the equipment from different manufacturers. Compact design, with embedded sensors, ensures easy mounting and maintenance.

Key Features

  • Compact design, all-in-one package (without external parts)
  • Integrated temperature sensor (±0.5°C accuracy (5°C ... 50 °C temperature range))
  • Integrated humidity sensor (±3.0 % relative humidity accuracy (20 … 80 % RH @ 25°C)
  • Integrated pressure sensor (±2.5 hPa accuracy (10 hPa ... 1200 hPa)
  • Implemented International Standard Atmosphere Model
  • Protection type: IP20
  • Operating temperature: -20°C ... 80°C
  • Long lasting battery operation (up to 10 years, depending on the configuration)
  • Easily replaceable batteries (2 x AA)
  • Radio telegrams periodical data sending with additional information depending on the configuration
  • Radio telegram AES-128 encryption in order to protect data content
  • Embedded Real-Time Clock (RTC)
  • Low battery alarm sending
  • Remaining battery life time sending 
  • Device configuration using the AES-128-protected radio channel