RE: Re: Alarm wiring

["Hawes,Timothy Edward (GEG)" <haweste@xxxxxxx>]

David,

Thanks for the reply. I've cabled using 6-core exclusively, so I'll just
tape up the unused cores where not required.

Tim H.

> -----Original Message-----
> From: the_home_automator
>
> I assume you are talking about ordinary four and six core alarm cable.
>
> There is no official standard for what colours should be used for
> wat.  Furthermore, the cores are not twisted, so there are no natural
> pairs, unlike cat5 for example.
>
> So you are free to pick any colour to make your pairs you like.
>
> Advice: be consistent in your use of cores throught your alarm.  This
> is easy for four core ensors, but gets more contentious when you get
> to six core for PIRs, as black and red (the natural colur for the 12v
> feed) is also present in the four core cable.  So the12v feed is not
> usually on red/black.
>
> As long as you are consistent, it is reasonably obvious within a few
> seconds of opening a panel what the colour scheme is, so there are no
> real problems with future (and next owner) support.
>
> David.
>
>
> --- In ukha_d@xxxxxxx, "Hawes,Timothy Edward (GEG)"
> <haweste@a...> wrote:
> > A quickie . . .
> >
> > I've pulled all my alarm cable some time ago and due to recent
> events I now need to install the alarm proper. Is there colour-code
> convention for wiring the sensors (mostly PIRs), keypads, bell etc ?
> e.g. which pairs for power, alarm and tamper ?
> >
> > A secondary question . . . I want to allow space in my wiring
> closet to fit the Comfort panel in future, does anyone have the box
> dimensions to hand ?
> >
> > Many thanks,
> >
> > Tim H.

+

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