Re: CO2 detector question

["Frank Olson" <feolson@xxxxxxxxxx>]

"Robert L. Bass" <robertlbass@xxxxxxxxxxx> wrote in message
news:2dCdnd0MU7Y-6vvfRVn-tg@xxxxxxxxxxxxxx
>> First I am new and would like to introduce myself.
>> My name is Steve Schilling and I live in New Jersey.
>> I am not an alarm professional so please forgive any
>> naive questions that may pop out of my mouth. Also
>> interested in knowing if there is anyone on this
>> board that is a Traveling Man?
>
> I've been to Brazil twice with my wife this year.  Does that count?  :^)
>
> We're going back in July and October for about a month each if we can get
> the VoIP phone system working correctly down there.  That will enable me
> to continue giving toll free tech support while I'm out of the country.
>
>> I would like to give a special hello to Robert Bass,
>> from whom I have bought my hardware from and
>> has endured many phone calls and questions from
>> me and has been extremely helpful and cordial,
>> thanks Robert.
>
> Hi Steve.  Thanks for the kind words.
>
>> Now to the question:
>> I have a Napco 9600 panel and I want to install
>> a CO2 detector, I would like to install it in a utility
>> room where there is a gas fired boiler and dryer:
>> 1. How do I wire and set the zone?
>
> For clarity's sake, it's actually a CO detector.  Wire the NO and C alarm
> relay terminals of the CO detector to any zone on the panel.  Connect the
> +12VDC terminal to the Fire + output terminal of the P9600.  Wire
> the -12VDC terminal of the detector to the panel's common negative.  This
> will allow you to reset the detector by pressing the RESET button on the
> keypad.
>
>> 2. What is the best make and model for my
>> hardware and purpose?
>
> That's often a debated issue, Steve.  Some folks here like the GE product
> which is less expensive.  They've had a recall though none at present
> AFAIK. I've used Macurco gas detectors on my own installations.  I sell
> both of these brands as well as the COStar 12SIR, another popular model.
> Here's a link to my CO detector page.
> http://www.bassburglaralarms.com/subcategory_256.htm
>
> Hope that helps.


CO detectors (like four wire smokes) should be considered a "life safety"
device.  I'd strongly suggest a power supervision relay (and companion EOL)
be considered as integral to any CO detector circuit.