Re: Positioning of PIRs etc

["Alancc" <alan.cc@xxxxxxx>]

Yep

Alancc
----- Original Message -----
From: Mick Furlong <dorsai@xxxxxxx>
To: <ukha_d@xxxxxxx>
Sent: Friday, December 21, 2001 8:23 PM
Subject: RE: [ukha_d] Positioning of PIRs etc


> 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
>
> w
> i                               R
> n                               A
> d                               D
> o
> w
>
> ______________________________
>                                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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>
>
>
> For more information: http://www.automatedhome.co.uk
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