Hello Forum,
after 18 hours of internet searches and trial and error I am desperately looking for a solution to an (maybe self induced) error.
My set up is as follows.
VTH1550CHW-2-S1 (2 Wire indoor monitor)
VTNC3000A (2 wire controller)
VTO4202F-P (Modular door station)
VTO4202F-MB2 (2...