Re: Ademco 50P - Unable To Disarm

["J Barnes" <trishnjames@xxxxxxxxxxx>]

Some of those items you have listed the "contact rating"  this is not the
current draw but it is the amount of current that can go through it without
burning it up.   Dont add those numbers in.

James


"Don" <dedeaux@xxxxxxxxxxx> wrote in message
news:1149612311.159889.296600@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Yes, I am a DIYer.  Renovation is almost complete on my two-family
> home.  The walls are closed.  I have used the star topology.  Each
> contact and break is its own zone.
>
> I DO have auxiliary power but in light of the calculation I believe the
> power I have is insufficient.  I used the "worst case" philosophy
> meaning the system is in alarm and all devices are active.  I took the
> current draw for each item from its specification sheet.  It is very
> possible I have misunderstood something in the spec sheets and/or the
> suggestions made in this list.  I might have also made an arithmetic
> mistake in the calculation.
>
> Smoke...........ESL: 541NB......20.0 mA...x15...300.0 mA
>
> Heat...Chemetronics: 601.........1.0 A....x2...2000.0 mA
>
> Heat........Edwards: 280.........1.0 A....x1...1000.0 mA
>
> CO..............ESL: 240-COe....75.0 mA...x2....150.0 mA
>
> Glass........Acuity: AC-100.....35.0 mA...x18...630.0 mA
>
> Siren...........ELK: ELK-150RT...1.2 A....x1...1200.0 mA
>
> Siren........Ademco: Wave 2F...500.0 mA...x4...2000.0 mA
>
> Strobe..........ELK: SL1.......140.0 mA...x1....140.0 mA
>
> Keypad.......Ademco: 6160......150.0 mA...x7...1050.0 mA
>
> Extender.....Ademco: 4297......350.0 mA...x1....350.0 mA
>
> Expansion....Ademco: 4208U.......28.0 mA...x2....56.0 mA
>
> Expansion....Ademco: 4208U......27.3 mA...x6....163.8 mA
>
> Total..........................................9039.8 mA
>
>
> Although included in the computation above, the strobe, sirens, 4
> smokes, 3 breaks, 1 heat and 1 CO are not connected.  Their wiring is
> in place.
>
> In addition to the devices above, a Central Sprinkler Company Riser
> Manifold is installed but not connected.  Its Potter Waterflow switch
> seems to draw 2.5A @ 30VDC.  I assume this will require an independent
> power supply.
>
> The AlarmSaf site lists only 4 12/24VDC power supplies that provide
> total current in excess of 9039.8 mA:  Models 00866, 00867, 01367, and
> 01363.   The site lists 5 "2.5 - 10 AMP Power Limited" power supplies.
> The max total current among these is 4A.
>
> Should I be looking at "Battery Capacity" rather than "Total Current"?
>
> All corrections and suggestions as to power supply, configuration and
> everything else in regard to this system are greatly appreciated.
>
> Thanks.
>
>
> Crash Gordon wrote:
>> We've already lost some of the head-end of this thread so it's hard to
>> remember.
>>
>> If it's really got that kind of draw on it, it's no wonder it couldn't be
>> disarmed.
>>
>>
>>
>>
>> "Nomen Nescio" <nobody@xxxxxxxxx> wrote in message
>> news:25e80fb71dbda9847e4c28e1fb03d957@xxxxxxxxxxxx
>> | Crash Gordon said:
>> |
>> | >You must have made an addition error...9039 ma would be 9 amps,
>> something
>> | >should be smelling funny by now even in at idle that'd be somewhere
>> around
>> | >4-5 amps ?!
>> |
>> | I agree.  He also keeps talking about this "loop extender" that has a
>> | plug-in transformer and its own battery, only he says he doesn't have
>> any
>> | auxiliary power supply.  So I have no clue what he's talking about, but
>> | nine amps out of a Vista-50 just ain't happening.
>> |
>> | And I think Don said earlier he's a DIYer; maybe I'm mistaken.
>> |
>> |
>