Svar till: Room sensor Shop › Forum › ThermIQ in english › Room sensor › Svar till: Room sensor 2022/04/04 kl. 17:44 #7655 Anders aKeymaster Please note that the indoor module is not a simple PT100 (thermistor) interface but a 2-way protocol. It usally takes about 30 sec to set the indoor temp. You might want to try to swap 303/304. It shouldn’t make a difference but ….