ABB Terra AC charger wireless Modbus

[Thinko]

@ruskom

Somehow the RS485 communication fails

I have rs485 tcp dongle and works great.
go to this post and read and use the ABB integration:

[Custom Integration] ABB Terra AC EV Charger (Modbus TCP)

As far as I know you can’t configure Modbus TCP/ip on device without LCD screen. You need rs482 Modbus to lan/wifi converter. Then you have to set static IP address for converter and put that IP adress and port number in integration. On models with display you have to enable Modbus TCP/IP with TerraConfig app (as described in one of the earlier posts). There you set IP adress and port number for charger (which must be free on your network). This IP adress and port number is then put in integr…