Google Nest Community

a3_mike · 11-09-2022

Dear Community,I need some clarification on the use of T1 & T2 terminals on the thermostat and heatlink. My question is whether they are used for 12VDC power only, or they are additionally used for comms. The reason I am asking is because there appea...

a3_mike · 12-21-2022

Using a 230VAC relay is the reasonable choice here. After all, this is what the Hot Water terminal on the heatlink is for.

a3_mike · 12-20-2022

T1-T2 are 12VDC. Verified with a multimeter. However, following my previous exchange with Ken (whom I would like to thank again for his time and interest), and since the thermostat was giving me the option to set it up without a wireless connection t...

a3_mike · 11-13-2022

Thanks a lot for the info and your time!

a3_mike · 11-12-2022

Thank you very much for the prompt answer. I am already familiar with the wireless functionality as I already have 1 Nest 3rd gen in my home working like that ( heatlink installed at the location of the old thermostat, and thermostat located on a she...

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Re: Nest 3rd Gen with heatlink, T1 & T2 terminals

Re: Nest 3rd Gen with heatlink, T1 & T2 terminals