Re: Replacing and automating the Central Heating switch (PIC fixed)

["Frank Mc Alinden" <frankmc@xxxxxxxxxxxxxxxx>]

What no IBM computer running Palm Lodge ;-)

Frank


----- Original Message -----
From: "Gareth Cook" <g@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Friday, February 03, 2006 7:40 PM
Subject: Fw: [ukha_d] Replacing and automating the Central Heating switch
(PIC fixed)


>A solid state temp sensor for Comfort or CBUS would be nice - I'd
switch
> to that. But I dont have any pc's controlling anything and I'm not
going
> to start now :-) One of the reasons why 2005 has been a stable HA year
at
> Palm Lodge.
>
> Good that someone else has done this - I'll have to wait until I
install
> the new CBUS 12-way next week before I can do this
>
> G.
>
> Gareth Cook
> Tools and Process Architect
> IBM SWG Sales - Lotus Park, Staines, TW18 3AG
> Office: +44 (0)1784 445166 - Mobile: +44 (0)7980 445166
> AIM Chat : TheBoyG - MSN Chat : chat@xxxxxxx
> email: g@xxxxxxx
>
>
> ----- Forwarded by Gareth Cook/UK/IBM on 03/02/2006 08:33 -----
>
> Discussion
> Main Topic
>
> ukha_d@xxxxxxx
> Yesterday 19:03
>
> .
> Subject:
> .
> RE: [ukha_d] Replacing and automating the Central Heating switch (PIC
> fixed)
> .
> Category:
>
>
>
> Gareth,
>
> This is exactly what I have done in my existing cottage. An MK 4
switch
> 2 way wall plate allows me to switch between electromechanical and
> computer controlled very easily.
>
> Com. to Original boiler connection
> L1   to old system
> L2   to computer control
>
> I have used it once, can't remember why though...
>
> FYI I use Midon Temp05 with Dallas one wire sensors and Relay05
> controlled with very simple VB script in Homeseer. Temperature
> adjustment (if required) via Pronto and X-10 ir receiver, audio
feedback
> of actual temperature and new setting. E-mail notification if the wife
> turns the setting up... Also set back if outside temperature reaches a
> certain point by 9am in the morning...
>
> Nigel
>
> -----Original Message-----
> From: Gareth Cook [mailto:g@xxxxxxx]
> Sent: 02 February 2006 09:19
> To: ukha_d@xxxxxxx
> Subject: Fw: [ukha_d] Replacing and automating the Central Heating
> switch (PIC fixed)
>
> Or
>
> I could install a 2-way light switch between the feed to the old timer
> and
> cbus, and the feed to the boiler. So when switched one way, CBUS
> controls
> feed. When the boiler man arrives, flick the switch and the old timer
> module now controls the feed.
>
> Sounds plausable...
>
> G.
>
> Gareth Cook
> Tools and Process Architect
> IBM SWG Sales - Lotus Park, Staines, TW18 3AG
> Office: +44 (0)1784 445166 - Mobile: +44 (0)7980 445166
> AIM Chat : TheBoyG - MSN Chat : chat@xxxxxxx
> email: g@xxxxxxx
>
>
> ----- Forwarded by Gareth Cook/UK/IBM on 02/02/2006 08:58 -----
>
> Discussion
> Main Topic
>
> ukha_d@xxxxxxx
> Today 00:28
>
> .
> Subject:
> .
> RE: [ukha_d] Replacing and automating the Central Heating switch (PIC
> fixed)
> .
> Category:
>
>
>
> That works!
>
> What I have done is put a relay from the Timer output to the boiler
>
> Then I run the timer to always be on
>
> The relay the says when it is off via in my case HomeVision
>
>
>
> The advantage of this is I then have a test mode where the relay is
> always on
>
>
>
> So if  any one comes to fix the boiler
>
> Put it into test mode and as far as they are concerned it is a normal
> control system they are used to
>
>
>
> I have a 12v 2 mains relay in the boiler
>
> That way nothing control wise leaves the enclosure
>
> Far better that running mains from the boiler to the C-bus relay and
> back again
>
> If that isn't clear give me a bell or mail
>
> Mike
>
>
>
>
>
>
>
>
>
> http://tinyurl.com/bqo3r
>
> G.
> ____________________________________________________________
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> ------oooo0oooo-------
> 2/2/2006
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