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Are Nest Thermostats compatible with Vitodens 111-w?
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Fischer
Member Posts: 2
I've a Viessman Vitodens 111-w, are the nest thermostat compatible with the viesmann opentherm control?
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Comments
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The Nest thermostat doesn't work well with outdoor reset controls. With outdoor reset your best choice would be to use any other thermostat and don't use the programming.
If you want WiFi capabilities I suggest using a Honeywell Lyric thermostat.0 -
Are you in Europe? European nests are suppose to work with Opentherm standard so it should work if both support it0
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yes, I live in Europe. In my country, in Hungary, there is no Nest representation, so I do not know where they can help..
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Here is a 3rd gen manual for EU installations. it goes over details on how to connect it to opentherm
https://nest.com/support/images/misc-nest-thermostat-eu/gen3-install/3rd-gen-Nest-Learning-Thermostat-Install-Guide-UK.pdf
Page 26 shows opentherm boiler wiring0
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