ModBus sensor – LoRaWAN


The RS485 ModBus sensor collects data from ModBus equipment. It turns these existing devices into connected objects via a public or private LoRaWAN™ network. The sensor has the capability to change the behaviour of the ModBus equipment by writing in its registry.


  • LoRaWAN™, Class A
  • Easy to install and use
  • Management of all the variables (read and write) of a ModBus (or JBus) RTU slave equipment from a remote server via a LoRaWAN network.
  • More than 10 years of battery autonomy
  • 9-24V / 100mW external power supply
  • 10 different, remotely configurable ModBus profiles
  • IP55


  • Use case: immediate response in the event of a refrigerated unit failure.
  • Index reporting of electrical submeters in the tertiary sector, in industrial cabinets.
  • Reporting of the energy produced by a boiler room from an energy meter such as Sharky or Kamstrup.
  • Remote monitoring of PLC, of BMS central facility from state registry reading.
  • Remote control of PLC to force a motor, a valve.

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nke WATTECO, your IoT partner

Over 20 years of experience

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