OpenTherm: Universal protocol for smart home heating systemsopentherm.eu 12 pointssingingwolfboy1 year ago3 commentsSaveHideCopy link On HNComments−pandora-health1yThe only open source implementation of OpenTherm (and EMS bus too now) that actually works (unlike commercial thermostats) and provides low load and weather compensation at the same time is:https://github.com/Alexwijn/SATPID is used to smooth out weather compensation errors.See my grafana for realtime boiler and cost data:https://gasboiler.grafana.net/public-dashboards/8d44381aafa9...−cassianoleal1yMan, this is sweet! Do you know if there’s something similar but for Vaillant’s eBus?−DamonHD1y"The original protocol is only available for members."Not "open" IMHO.
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The only open source implementation of OpenTherm (and EMS bus too now) that actually works (unlike commercial thermostats) and provides low load and weather compensation at the same time is:
https://github.com/Alexwijn/SAT
PID is used to smooth out weather compensation errors.
See my grafana for realtime boiler and cost data:
https://gasboiler.grafana.net/public-dashboards/8d44381aafa9...
Man, this is sweet! Do you know if there’s something similar but for Vaillant’s eBus?
"The original protocol is only available for members."
Not "open" IMHO.