Integrating VRF Air conditioning systems to OpenHAB

[Peter_Aschinger]

Hi John,

you might have a look to my project.
I integratet my Westaflex Venting System into OpenHab. It uses serial ModBus.

Setup Modbus for Westaflex HVAC

I’m just ghost writing this – credit to Peter Aschinger @Peter_Aschinger for working through a real implementation, and producing the utility rules. Here we describe how to use Modbus binding 2.x to allow openHAB to interact with a Westaflex WAC350 aircon, other models are probably similar. WAC350 provides a serial port, so you’d probably use an RS485 USB dongle on your OH host, or an RS485 shield, then connect with twisted pair cable and RJ45 connector. For a long cable run, you may need to …