RE: Cable for Smoke Detectors

["Neil Ball" <neilball@xxxxxxxxxxxxxxx>]

Check with your supplier if they can supply a relay base for your
preferred
models of smoke alarms if you want to integrate it into other systems. This
would provide a volt-free contact you can use as a trigger for other
systems. You only need one relay base as the alarms will be interconnected.



Neil B.



_____

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@yahoogroups. <mailto:ukha_d%40yahoogroups.com>
com
[mailto:ukha_d@yahoogroups. <mailto:ukha_d%40yahoogroups.com>
com] On
>> Behalf
>> Of Ben McCormack
>> Sent: 08 July 2008 15:38
>> To: ukha_d@yahoogroups. <mailto:ukha_d%40yahoogroups.com>
com
>> 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@yahoogroups. <mailto:ukha_d%40yahoogroups.com>
com
[mailto:ukha_d@yahoogroups. <mailto:ukha_d%40yahoogroups.com>
com] 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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