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Re: DC only alarm panel



"Jim" <alarminex@xxxxxxx> wrote in message
news:cb3d992f-f0d8-4c8c-a40e-6fc389353a59@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
On Feb 7, 8:52 pm, Frank Kurz <t...@xxxxxxxxxxxxx> wrote:
> On 07/02/2011 1:49 PM, Techvoid wrote:
>
> > Hola
> > what small alarm panel can be used with 12vdc battery power only with a
> > solar charger?
> > what sized battery and what charger have you used or seen in this type
> > app?
> > sunny deep south us.
> > will I still get a power out trouble and will this cause any problems?
> > read where some guy called jiminex said the fbi xl2 would not cause trbl
> > if
> > a jumper was installed. where does the jumper go? any other panels that
> > would work?
> > 3 doors and a motion and of course an audible notification appliance.
> > gracias
>
> You can power your panel with another 12 battery. Hook it straight up
> to the AC input. That way your solar panel only needs to charge the
> first battery. The system will keep the other charged. Any panel will
> do, but the smaller ones tend to draw less in the way of power. On some
> panels you may wind up with a "brown out" condition if the input voltage
> isn't high enough so if your solar charger is having a problem
> maintaining at least 13.1 to 13.4 VDC the keypad's could go into AC
> trouble mode. I think you'll have a better chance with the FBI XL-2
> product. It uses a 12VAC transformer rather than the standard 16VAC one.
>
> --
> Frank Kurzwww.firetechs.net

The DC input to the panel is polarity sensitive.

So .... if you apply the battery to the transformer terminals and the
panel doesn't power up. Reverse the polarity of the input.

good to know,  thanks.




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