Re: Telco Line Fault??

[Jim Rojas <jrojas@xxxxxxxxxxxx>]

ABLE1 wrote:
> Hey to all,
>
> I installed a new Fireworx FX-64RD panel a couple of months ago.  Almost
> from day one started to receive sporadic Telco Line Faults.  Both Line 1 and
> Line 2.  Little correlation can be determined except it happens 9 times out
> of 10 during the week Monday - Friday and during the day 9am to 5 pm.  In
> other words 90% of the time during working hours.  (aka when the phone are
> likely to be used)
>
> It happens 1 to 3 times in a given day and then skip a day or two.
>
> It was originally connected  to their Line 1 and Fax Line, I have moved to
> L-1 and L-3 no help.  It is now on L-1 and L-2 and am waiting to see how it
> goes.  Line 1 happens less frequent so I have left it alone.
>
> In calling UTC Tech Support...........................  I was told that the
> threshold voltage is 10vdc.
>
> I have gotten the 10vdc from a couple of different techs so that must be the
> number but it seems to be on high side.  I remember on a burg panel that I
> was having a problem a couple of years ago I was told the threshold was
> 6vdc.
>
> What I am reading at the panel is 6.5 to 7.5vdc when a phone is off hook.
> So if the threshold is 10vdc then the panel is going to go into trouble
> after the timeout of 2 minutes which is the maximum.
>
> The lines that I am working with are (what I think is) POTS lines on copper.
> However I was told that if there is a digital converter?? it could cause
> some trouble.  How do I determine if this is the case???
>
> Has anyone here experienced this??  Especially on this panel??
>
> Any additional thoughts that may help would be appreciated.
>
> TIA
>
> Les
>
>
>

Do you have these connected for proper line seizure?

Jim Rojas