Tim,
> Another thought is to use a series of Esp8266 devices with rwlay and temp
> sensors (somebody must have done one), and then central control from a
> PC/Pi over wifi.
I was looking at that last night. You can get boxes that have a 15 A relay, a
jack for a digital thermometer and the ESP8266 controller and their own AC/DC,
e.g. Sonoff TH16. You can flash them with your own software and then do
everything in house, or use their own cloud based solution.
> Sent from my Huawei phone
>
>
> -------- Original Message --------
> Subject: [Hampshire] Raspberry PI
> From: Adam John Trickett via Hampshire
> To: Hants LUG
> CC: Adam John Trickett
>
> Bonjour !
>
> I have finally found a use for a Raspberry Pi...! Since moving to France we
> have ended up with a house with stupid electrically heated oil filled
> radiators. They are not properly controlled and quite inefficient, at best
> you can control them on a thermostat but there is no clock...
>
> It seems obvious that all I need is a thermometer, a mains relay a Raspberry
> Pi and some some software to create a time controlled thermostat that I can
> SSH into...!
>
> So I think I need
> a box
> a AC/DC transformer for the Pi
> a mains relay
> a digital thermometer
> an override switch
> something to mount the relay and transformer on
> WiFi Pi or WiFi module for Pi depending on model
>
> I think this is technically easy to do, but the biggest constraint seems to
> be that the overall box needs to be small and "wife friendly"...
--
Adam Trickett
Saint-Malo, Bretagne, France
Good advice is always certain to be ignored,
but that's no reason not to give it
-- Agatha Christie
--
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