Re: Ademco 50P - Unable To Disarm

["Doug L" <vssdoug@xxxxxxx>]

http://www.altronix.com/

Doug L

--

"Don" <dedeaux@xxxxxxxxxxx> wrote in message
news:1149694747.967210.45530@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Whew!  My thanks to everyone for your responses.  Although I am
> suddenly hesitant in my expectation of some pretty strong,
> ehh...ribbing, I will try here to respond to the messages since my last
> posting.
>
> The direction of the discussion here had already led me to the decision
> to rework my wiring in the panel closet as Ranger advises.  Combined
> with Crash's specific suggestions concerning power supplies and my
> assumption that such supplies have the terminals for 4-wire devices
> such as the smokes, I think I have a reasonable idea as to how to
> begin.
>
> I had read the manual several times which originally led me to the loop
> extender in order to maintain independent zones for each item since the
> Vista 50P could provide only eight zones in this design.  My life
> experience that manuals frequently leave out important information
> either as too basic or irrelevant appears, however, to have led me down
> a garden path in re the 4297.  This is where the folks here can groan
> or laugh, cry or....
>
> The 4-wire devices, including smokes, wired to the 4208U expansion
> modules have the data pair connected to the individual zone data
> terminals.  But then, the power pair from ALL such devices are together
> wired to the expansion module's power terminals.  This is to say that
> the terminals which supply power to the expansion module are "tapped"
> (if I can say it this way) by the smokes et cetera. So, yes, I have
> connected the 4-wire smokes to the polling loop but only (?) the data
> pair.
>
> I know it is a joke, but no one here has sold me anything nor did I
> have contact with anyone in this group prior to completion (ahem) of my
> installation.
>
> Yes, I got it that contact and relay ratings are not the draw and that
> waterflow, heats, and contacts do not draw at all.
>
> My google on Altronics led me to an Australian computer power supply
> company.  I will seek out the Brooklyn concern.  IIRC?
>
> Although I understand what is meant when I am corrected, a google on
> the term "DC transformer" turns up some interesting though irrelevant
> information.
>
> Thanks again to all.
>
>
>
>
> Crash Gordon wrote:
>> I have this discussion with a friend of mine at least 1x a month. Oye.
>>
>>
>> "Mark Leuck" <m..leuck@xxxxxxxxxxx> wrote in message
>> news:-82dnUMUgsgOwBvZnZ2dnUVZ_v-dnZ2d@xxxxxxxxxxxxxx
>> |
>> | "G. Morgan" <alarmpro@xxxxxxxxxxx> wrote in message
>> | news:0cec82djhj58sv8kaum65lsqpoj7dgbsc8@xxxxxxxxxx
>> | > On 6 Jun 2006 18:45:02 -0700, "Don" <dedeaux@xxxxxxxxxxx> wrote:
>> | >
>> | > >Right now most of the expanders get their power from the loop
>> extender
>> | > >which, in turn, gets its power via a DC transformer just as the
>> panel
>> | > >does.
>> | >
>> | >
>> | > There is no such thing as a DC transformer.
>> | >
>> | >
>> | > --
>> | >
>> | > -Graham
>> |
>> | Jake thought otherwise
>> |
>> |
>> |
>