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Re: Sat on a Toilet Sensor ?



eek !! no, not *in* the bowl, but mounted under the seat pointing
towards the bowl...

Can you detect "lid open" and use this as a permissive to start
the fan?

Cheers,

Tim.

On 7/13/07, Marcus Warrington <marcus.warrington@xxxxxxx> wrote:
> .. what happens with the loo seat is closed and the PIR detects
someone
> in the room.
>
>
>
> Also the idea of mounting electronics in the bowl itself just seems
> wrong to me.. especially in a country where I can't even have a light
> switch in the bathroom itself.
>
>
>
> Marcus
>
> ________________________________
>
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf
> Of Tim Hawes
> Sent: 13 July 2007 10:21
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] Sat on a Toilet Sensor ?
>
>
>
> I've had another thought...how about a light sensor detecting light
> inside the bowl. If the bowl is "dark" start fan. You'll
probably need
> an additional method to condition the output so that the fan doesn't
> just come on at night (e.g. PIR in bathroom, contact from a relay in
> the lighting circuit etc.)
>
> The light sensor could be small enough to mount under the rim, and you
> could also "pot" the electronics to make the thing a bit
more hygenic.
>
> Any use?
>
> Cheers,
>
> Tim.
>
> On 7/11/07, Marcus Warrington <marcus.warrington@xxxxxxx
> <mailto:marcus.warrington%40mis-es.com>
> wrote:
> > OK.. I need some ideas for a little problem I have.
> >
> > I am currently refitting our bathroom and I need a way of
activating a
> > fan but ONLY when some is SAT on the toilet. The fan is a
"pan fan"
> that
> > extracts air from the toilet bowel to prevent.. err.. smells..
> pervading
> > the room. I did a mini bulk buy of these a few years ago..
>
>
>
>
>
> [Non-text portions of this message have been removed]
>
>
>
>
>
>
>



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