Horn strobe?

Sent from my iPhone

On May 29, 2013, at 5:14 PM, "Todd - Work" <t...@fpdc.com> wrote:

> My contract does not include alarms, only the sprinklers. It will be up to 
> the owner and the FM to work that detail out. I have been asked to show a 
> strobe outside and a local interior alarm on the drawing. My original post 
> was asking for a specific product in a small, reasonably unobtrusive alarm to 
> install in a hallway. 
> 
> Todd G Williams, PE
> Fire Protection Design/Consulting
> Stonington, CT
> www.fpdc.com
> 
> On May 29, 2013, at 5:08 PM, "John Drucker - Home" <john.druc...@verizon.net> 
> wrote:
> 
>> Todd,  How old are the smoke alarms ?, at 10 yrs. their due for replacement
>> anyway.
>> 
>> As I commented earlier, a prescriptive way to solve the issue.
>> 
>> John Drucker, CET
>> Fire Protection Subcode Official
>> Fire / Building / Electrical Inspector
>> New Jersey
>> 
>> 
>> 
>> -----Original Message-----
>> From: sprinklerforum-boun...@lists.firesprinkler.org
>> [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Todd -
>> Work
>> Sent: Wednesday, May 29, 2013 4:25 PM
>> To: sprinklerforum@lists.firesprinkler.org
>> Subject: Re: 13R local alarm
>> 
>> The FM asked for the sprinkler alarms to be connected to ring the smoke
>> detectors. I asked if a separate bell would be acceptable. The present
>> system is essentially residential hard wired smokes. I'm not sure if all of
>> the devices in each unit go off when one activates. There is no
>> annunciation. I don't think the detectors are wired to accept additional
>> input, so the entire system would have to be replaced if we have to
>> interconnect. Right now they are not being asked to upgrade the alarms and
>> this is not a town with a wimpy fire marshal.
>> 
>> The alarm system is beyond my contract and the drawing notes state so. That
>> is a can of worms I will let someone else open.
>> 
>> Todd G Williams, PE
>> Fire Protection Design/Consulting
>> Stonington, CT
>> www.fpdc.com
>> 
>> On May 29, 2013, at 3:07 PM, "Tom Duross" <tduro...@comcast.net> wrote:
>> 
>>> We had a local town home rule go into effect 15+ years ago requiring 
>>> sprinklers in anything 3+ units "substantially" renovated but it 
>>> forgot to mention annunciation (also forgot water supply).  Many slick 
>>> property owners got together and sued and after the dust settled, it 
>>> was decided to put an electric bell in the stair lobby or main lobby 
>>> of each unit plus the outside.  No formal fire alarm was required.
>>> I've done the accessory relay to wire a dry contact to a 3 wire 120 
>>> vac smoke circuit but it voids the listing of the smokes, or did (been 
>>> many years).
>>> These days Todd, I don't know how you could install a sprinkler system 
>>> under current MA code and not have to install a formal 72 FA.  3 units 
>>> or more requires supervision and central station in MA.
>>> TD
>>> 
>>> -----Original Message-----
>>> From: sprinklerforum-boun...@lists.firesprinkler.org
>>> [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of 
>>> Mike Henke
>>> Sent: Wednesday, May 29, 2013 11:43 AM
>>> To: sprinklerforum@lists.firesprinkler.org; 
>>> sprinklerfo...@firesprinkler.org
>>> Subject: RE: 13R local alarm
>>> 
>>> It may be possible to activate both the smoke alarms and a separate 
>>> waterflow alarm.
>>> The flowswitch should have 2 sets of contacts.
>>> One switch can activate a local alarm such as the 120 vac mini horn 
>>> The other switch may be able to activate the smoke alarms.
>>> 
>>> This would provide the additional signal for waterflow so it wouldn't 
>>> be confused with burnt toast.
>>> 
>>> You probably have to contact the detector manufacturer to see how and 
>>> if the detectors can be activated from a separate switch. They may 
>>> have a separate module for this.
>>> There are some products on the market for this such as Firex but I 
>>> don't know if they universally work with all makes and models of smoke
>> alarms.
>>> There was also a carrier frequency device made by Cepco products for this.
>>> 
>>> Regards,
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>> 
>> 
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