this post was submitted on 17 Nov 2023
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Home Automation

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Home automation is the residential extension of building automation.

It is automation of the home, housework or household activity.

Home automation may include centralized control of lighting, HVAC (heating, ventilation and air conditioning), appliances, security locks of gates and doors and other systems, to provide improved convenience, comfort, energy efficiency and security.

Warning: Working with electricity can result in injury, property damage, or even death if it is not done properly. Please keep this in mind while assisting others. If you are not sure about what you are doing, hire a licensed professional.

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Hello everyone,

I have a question about shelly 1, didn't use it so far. Can I connect one shelly device, and depending if that shelly is currently getting some power then turn on/off another shelly?

First shelly will be connected to device, and if that device shares power through to shelly, then second shelly should turn on another device.

Is that possible with that? or should I use something else?

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[–] [email protected] 1 points 10 months ago

I will try to do it best I can (english not my first language)

I have an underfloor heating with heat pump. I have to cabinets for underfloor heating, from where the tubes go around, and all the thermostats for rooms are connected (one for each floor of the house).

The pump that pumps the water through tubes is currently not connected with those cabinets and I need to connect it somehow. Because if all the thermostats are turned off then the pump doesn't need to work.

In the cabinet where all the thermostats for the floor are connected I can know if all the thermostats are turned off (by turned off, I mean that the temperature is high enough and it doesn't need to heat currently) . So my idea was to connect one shelly to each of those cabinets, and if there is no thermostats that requires heating currently, then the shelly that is connected with the pump should turn the pump off.

Hope you could understand it :)

So, by my idea, I would have 3 shelly devices, and if one of the two in cabinets is getting signal, then the 3rd one should be powered on and pump should work.