Airwell RS485 connections
Airwell heat pumps have the RS485 connections within the indoor controller.

In the Airwell indoor controller make the following RS485 Modbus connections:
Tables can't be imported directly. Please insert an image of your table which can be found here.
Airwell in the middle of the RS485 cable runAirwell at the end of the RS485 cable run

Guidance
- Connect both screened drain wires together, insulate and carefully locate it at the edge of the PCB to reduce the chance of a short-circuit.
-
RS485 termination within the Passiv Programmer (see the Installation guide page 9)
Guidance
- Do NOT use the RS485 termination within the Passiv Programmer (see the Installation guide page 9)