Re: Low Battery FBII-2P

[Jim Rojas <jrojas@xxxxxxxxxxxx>]

On 5/8/2014 11:55 PM, RTS wrote:
> "RTS"  wrote in message news:OMKdnY2dnpzrLPbOnZ2dnUVZ_o6dnZ2d@xxxxxxxxxxxx
>
> Greetings,
> Got a strange one here..
>
> 8 year old FBII -2P   1 LCD key, I street smart remote keyswitch,  4 combo
> pir/micro motion detectors, 4 glass breakage detectors, 1 7 amphr battery,
> 2 sirens
>
> Here's the thing about 10 days ago  it started displaying  "Low
> Battery"  ..
>
> Ok,  the Battery was changed..   6 hours later it displayed "Low Battery"
> Again..
>
> Another Battery was installed  just in case the first one was faulty..
> again  5-6 hours later  "Low Battery"..
>
> voltages  were   DC output  11.50 to  12.00  (ideally  should be 12.50 to
> 13.50)
> current off battery    45 ma.. with AC      150 ma  without  AC  ( about
> right with the load  listed)
> current off panel    150 ma   with or without AC..  ( again about right
> with
> the load listed)
>
> Removed all motions, sound, remote keyswitch and sirens..   (only thing on
> panel was keypad)
> 15 minutes  again  it displayed  "Low Battery"
>
> Being frustrated   we removed panel  and replaced it with a boxed brand new
> FBII 2T.   (only thing on panel was keypad)
> Low and behold  15 minutes later  it too  started beeping "Low Battery"...
>
>
> No one seems to have an explanation  as to what's going on here..
>
> I put it out here  wondering if anyone might have some other ideas  or
> suggestions to try and remove  this   Gremlin .....
>
> ((Yes the one common  point between  both   panels  is the Keypad))
>
> Problem  is I can't figure how the keypad could cause a low battery
> indication to the panels sensing circuit..
>
>
>
> Thanks
> RTS
>
>
>
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> Additional info  as  requested...
>
> As for the AC  the supply  is 119vac
> the 2P  transformer is a 16.5vac   supplying   17.1vac to 18.5vac
> depending on the current load from the panel..
>
> When we tried the 2T  the transformer  was a 12VAC    supplying  12 vac
> ((but still caused the "Low Battery"  signal)))
>
> RTS
>
>
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Try disconnecting the keypad. Then connect the keypad at the panel. If
it still does it, try another keypad.

I didn't care much for the XL2 series panels. I would have just replaced
it all with a low end Vista 20P, and call it a day.

--
Jim Rojas
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