Most radiators work by simply turning on and off. They don’t actually have variable temperatures. So one of the first tasks many people do when getting started with home automation is to collect data, in this case, temperature. Once your Arduino Cloud knows the room temperature, it can turn your radiators on and off, acting like a smart thermostat. You can set up a simple wireless temperature sensor that gives you the information you need to control your heating, in the Arduino Cloud: https://cloud.arduino.cc

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