I buyed this transformator: fuchs-shop.com: Transformator RLTS80 and this thermostat: Raumthermostat Unterputz Tagesprogramm 5 bis 40 °C Arnold Rak OTN kaufen
i wanted to make exectly the same setup as on this Scheme
the wiring scheme on thermostat looks like this
But the problem is that i...