The purpose of this article is to present how to integrate the LG air conditioner by the PMBUSB00A module with the Grenton Smart Home system via the Modbus RTU communication protocol.


The documentation is available at: - documentation 




This integration allows us, e.g:


Turning on / off the air conditioner

Airflow rate control

Changing the set temperature



To realize integration, we need:


Gate Modbus (named Gate_Modbus)

LG air conditioner

LG PMBUSB00A module