RE: Cable for Smoke Detectors

["Andrew Walker" <andrew.walker@xxxxxxxxxxxx>]

Is that why they have 3-core and earth, the extra core is for
signalling
the other alarm to sound.

This is what I have on the upstairs/downstairs alarms and I couldn't
figure out the wiring.

-----Original Message-----
From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf
Of Paul Gale
Sent: 08 July 2008 16:40
To: ukha_d@xxxxxxx
Subject: RE: [ukha_d] Cable for Smoke Detectors

Yes - you simply wire them in series - or maybe parallel, can't remember
which way I did it now - but very simple. Or you can wire each back to
separate zones in Comfort, depending on whether you want to report
individual zones or have one big zone.

Paul.



> -----Original Message-----
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf

> Of Ben McCormack
> Sent: 08 July 2008 15:57
> To: ukha_d@xxxxxxx
> Subject: Re: [ukha_d] Cable for Smoke Detectors
>
> Paul - Are the Lv ones interconnected? I think the latest requirement
> from Building Control will mandate I need Interconnected
>
> Ben
>
> On 8 Jul 2008, at 15:41, Paul Gale wrote:
>
> > So are these mains voltage detectors then rather than 12/24V LV?
If
> > so, you wouldn't be able to connect these to comfort unless they
> > have some kind of LV signalling or other LV/switch output.
> >
> > I use the Hochiki 12V sensors which are very good.
> >
> > Paul.
> >
> >
> >
> >> -----Original Message-----
> >> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> >> Behalf Of Ben McCormack
> >> Sent: 08 July 2008 15:38
> >> To: ukha_d@xxxxxxx
> >> Subject: Re: [ukha_d] Cable for Smoke Detectors
> >>
> >> I have looked further and the smoke alarms that I am looking
at a
> >> interconnected with 3 core and earth cable
> >>
> >> Use standard BS 6004 PVC cable typically 1.5mm2 6243Y three
core
> >> and earth.
> >>
> >> Ben
> >>
> >> On 8 Jul 2008, at 14:42, Paul Gale wrote:
> >>
> >>> I used screened alarm cable (bit overkill) with all my
alarm
> >>> sensors. I can't see why Cat5 wouldn't work just as well
though...
> >>>
> >>> Paul.
> >>>
> >>>> -----Original Message-----
> >>>> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> >>>> Behalf Of Ben McCormack
> >>>> Sent: 08 July 2008 14:31
> >>>> To: UKHA Mailinglist
> >>>> Subject: [ukha_d] Cable for Smoke Detectors
> >>>>
> >>>> Hi All
> >>>>
> >>>> I am intending to put connected smoke detectors in
the house
> >>>> connected to Comfort. Just wondering if I can wire
them up with
> >>>> Cat5 or do I need to use something special?
> >>>>
> >>>> Ben
> >>>>
> >>>> ------------------------------------
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> The message was checked by ESET NOD32 Antivirus.
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__________ Information from ESET NOD32 Antivirus, version of virus
signature database 3250 (20080708) __________

The message was checked by ESET NOD32 Antivirus.

http://www.eset.com


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