Found a work-around using the Selector Switch. This at least allows me to use a couple of presets to set the setpoints of the two trv's. I have the impressions that the levels name need to start with a letter to be interpreted as string, so i named them "Txx". If I just name that xx (integers) than ...

Hi all, I'm trying to control two POPP / Danfoss trv's via a virtual thermostat. The trv's are in the same room and instead of controlling them individually I want to use the virtual thermostat to set the set-point of the two of them in one go. I've written a very simple script in Blockly, see ...