Re: System Sensor 2W-B

["KingFish" <al@xxxxxx>]

"Frank Olson" <use-the-email-links@xxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:we1ul.100066$EO2.24140@xxxxxxxxxxxxxxx
> Doug wrote:
>> "Frank Olson" <use-the-email-links@xxxxxxxxxxxxxxxxxxxxxx> wrote in
>> message
>> news:8FOtl.84012$RJ7.67713@xxxxxxxxxxxxxxx
>>
>>> The 2W-B (2 wire) does not show up on the compatibility list for the
>>> Vista
>>> 20.  You'll have to use the 4W and an EOL supervision relay.  Only the
>>> following 2-wire smokes are compatible (see page 18 of your Vista 20
>>> installation manual):
>>>
>>> System Sensor 2300TB, 2400, 2400TH, 2451 w/ B401B Base, 2451TH w/ B401B
>>> Base, 1400, 1451 w B401B Base, 2451 w/ DH400 Base, 1451 w/ DH400 Base,
>>> 1100 and 2100T
>>>
>>> Use only UL approved compatible devices for connection to a listed
>>> panel.
>>> And the pro's here should really check their facts before opening their
>>> big yaps!  :-)
>>
>> Yappidy yap yap
>>
>> http://www.systemsensor.org/html/cd.html?page=2-wire&co=Honeywell%20Security%20(Ademco)&panel=VISTA%2020
>>
>> http://www.sdilink.com/pdf/SystemSensor/SystemSensorsmoke.pdf
>>
>> Doug
>>
>>
>>
>
>
> OK...  So the question remains...  why doesn't the panel manufacturer list
> them as compatible?  IMO, I would only install those detectors the panel
> manufacturer lists.

because that Ademco manual was made years before the smokes were invented
and manufactured.