Re: Unusual behaviour DSC-864ULC

[Frank Kurz <tech@xxxxxxxxxxxxx>]

On 08/06/2011 5:45 PM, Jim wrote:
> On Jun 6, 1:25 am, Frank Kurz<t...@xxxxxxxxxxxxx>  wrote:
>> OK... This is the second call I've attended on this control.  It's less
>> than a year old.  The last time this happened was two months ago and the
>> problem had cleared by the time I'd arrived on site.  This time around
>> however, the AC light was "off" and the system looked to be running on
>> battery.
>>
> I think Rocky has the answer.
>
> Sounds to me like the filtering of the DC was failing. Not likely
> something you could see with a digital meter .... either.
> Maybe just a little jumping of numbers.
>
> It would be more detectable with an analog meter. .... if you remember
> what that is ..... ;->


Heh.  I have an old Micronta that's still going strong.  I keep it as a
backup for when solar flares take out the Fluke.  ;-)

--
Frank Kurz
www.firetechs.net