Has anyone installed / connected a water heater (boiler) to a smart home?

Question

Smart House

Kind.
I'm starting my "construction" of the apartment. I decided to lay the opportunity to manage such things as a boiler, air conditioners.
And, if I can still manage somehow through an infrared transmitter, then the question arises with taking readings of the current temperature. (Yes, I saw articles about how people hung up a webcam and digitized the image).
While a certain collective farm comes to mind from
- a temperature sensor for hot water
- a pressure / water pressure sensor in cold / hot pipes
- if the hot one is turned off and there is cold, we send 1) start the boiler, 2) turn off the taps on the hot one, open the taps on the boiler.
Or maybe someone has already done and will say wealth, disadvantages?

Answer 1

I have a 50-liter boiler with a 2.5 kW Ariston heater like this . Warm water starts flowing out of it after a couple of minutes. Hot - after 20.
At Belarusian prices, switching to a boiler completely, as Sergey suggests , is not economically profitable. The price of hot water is quite affordable.
And with periodic shutdowns of hot water - the boiler is a very handy thing.
My IMHO - Starting trouble with sensors and automatic switching on makes sense solely for your own pleasure. Turning on the boiler once every 2 months with your hands is not at all a problem even for a humanist woman. The main thing is that he...