RE: Positioning of PIRs etc

["Mick Furlong" <dorsai@xxxxxxx>]

Alan

I think that is what I meant I just wasn't clear about the PIR being in the
corner....does this look right?....
__________________________________
PIR

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______________________________
Door


Thanks
Mick
> -----Original Message-----
> From: Alancc [mailto:alan.cc@xxxxxxx]
> Sent: 21 December 2001 19:06
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] Positioning of PIRs etc
>
>
> No, the best place is in the corner looking into the room, not out of
a
> window, and not above a radiator. When you walk into the room or come
> through the window the detector will be most sensitive when you
> cross it at
> 90 deg not when walking towards it. If you put it above the
> window you will
> have air currents moving in front of it so making it unstable. The 360
deg
> ones would normally go in the middle, you can put them towards a
> corner but
> if so mask off the lens near the wall.
>
> Alancc
> ----- Original Message -----
> From: Mick Furlong <dorsai@xxxxxxx>
> To: UKHA Group <ukha_d@xxxxxxx>
> Sent: Friday, December 21, 2001 12:04 PM
> Subject: [ukha_d] Positioning of PIRs etc
>
>
> > Most of my rooms are laid out with the window at one end with
> the entrance
> > into the room being at the opposite end. Am I right in thinking
> that PIRs
> > should be located above the window facing into the room for best
> operation,
> > ie fewer false alarms due to curtains etc.
> >
> > I also have a couple of ceiling mount 360 degree PIRs any advice
on the
> best
> > place to use these?
> >
> > Thanks
> > Mick
> >
> >
> >
> > For more information: http://www.automatedhome.co.uk
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>
>



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