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Re: Stupid question

Subject: Re: Stupid question
From: Jim <alarminex@xxxxxxx>
Date: Wed, 5 Dec 2007 10:07:10 -0800 (PST)
Newsgroups: alt.security.alarms
References: <nPh5j.4036$Dt4.3392@xxxxxxxxxxxxxxxxxxxxxxxxxx> <5ro4daF15i9fdU1@xxxxxxxxxxxxxxxxxx>

On Dec 5, 12:10=EF=BF=BDpm, "Bill" <billnomailnosp...@xxxxxxxxx> wrote:
> I suppose it should be N.O., but I frequently see NO or NC.
>
> Then I always have the question with things like relays, what is normal? I=
s
> it normal for the relay to be energized? Or not energized?

NOT energized, for a relay.

Unfortunately, the alarm industry confused things like this by not
stadardizing on what is "normal" for a magnetic contact.

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- Stupid question
  - From: JohnO
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