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Re: Alarm system transformer + power supply (would both go bad at once?)

Subject: Re: Alarm system transformer + power supply (would both go bad at once?)
From: Nightcrawler® <dirtydeeds@xxxxxxxxxxxxx>
Date: Tue, 26 Nov 2013 23:21:02 -0600
Newsgroups: alt.home.repair, alt.security.alarms, sci.electronics.repair
References: <l6mtvg$hs3$1@xxxxxxxxxx> <QnLju.303996$rL6.65110@xxxxxxxx> <SGPku.284574$9P6.204007@xxxxxxxx> <l70vg2$lgf$6@xxxxxxxxxxxxxx org> <HfUku.12179$uW4.6907@xxxxxxxx> <l71818$h5p$3@xxxxxxxxxxxxxxxxx> <lYVku.341809$QZ6.84875@xxxxxxxx> <pan.2013.11.27.04.42.05@xxxxxxxxxx>

"Danny D'Amico" <danny@xxxxxxxxxx> wrote in message news:pan.2013.11.27.04.42.05@xxxxxxxxxxxxx

> The voltage from the secondary to the ground (middle screw)
> was weird (see picture where it's 3.5 volts on one side, and
> 1 volt on the other), which was wholly unexpected, but, probably
> not important.

Not weird at all.  The ground is electrically isolated from the
secondary of the transformer.  What you are seeing is phantom
readings.

Follow-Ups:
- Re: Alarm system transformer + power supply (would both go bad at once?)
  - From: Tony Hwang

References:
- Re: Alarm system transformer + power supply (would both go bad at once?)
  - From: Tony Hwang
- Re: Alarm system transformer + power supply (would both go bad at once?)
  - From: Tony Hwang
- Re: Alarm system transformer + power supply (would both go bad at once?)
  - From: Danny D'Amico
- Re: Alarm system transformer + power supply (would both go bad at once?)
  - From: Tony Hwang
- Re: Alarm system transformer + power supply (would both go bad at once?)
  - From: Danny D'Amico

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