Also you can modify the code for a heater.
Arduino multi room thermostat.
It looked at the temp of each room and open closed vents so each room can be at it s own temp worked with both heating and cooling using pid.
Great your beginners to lear.
Commercial multi zone heating controllers like evohome are very expensive.
The code is well explained.
Attiny84 boards with dual temp and dual servo control that linked to a arlcd in my hall.
The thermostat exist already but they are.
Room thermostat arduino ethernet project tutorial by martinius96.
Arduino powered 3 zone thermostat.
Separate arduino in each room you want to control.
Arduino powered thermostat and fan controller with overheating alarm.
Just add a thermostat in the room s you want to control.
But only to turn the electronic floor heating on or off depending on the thermostat setpoint in the current room.
Arduino in room thermostat for multi zone hydronic boiler system.
I show even how i made mine permanent.
Do you have a separate arduino board for every thermostat ie.
The diagram that i am going to show is based on my own arduino thermostat you will have to wire things up based on your own findings but i can help you do it if you contact me.
More by the author.
In this project we ll use an arduino uno an lcd and a temperature sensor to control your air conditioning.