Is it possible it is an autoranging meter and you are really reading mv
instead of volts? If that's the case then it is nothing to worry about.
Jim
>From: John Speth <johns@...>
>Reply-To: motm@onelist.com
>To: "'motm@onelist.com'" <motm@onelist.com>
>Subject: RE: [motm] Hey, look at me, I'm a dumb-ass.
>Date: Mon, 2 Aug 1999 10:11:51 -0700
>
>From: John Speth <johns@...>
>
>I'll go out on a limb here and suggest that reading 27V on an unconnected
>very high impedance DVM is not unusual. That might be what the potential
>is across the test leads, or at least what the DVM is measuring. If it
>reads 27V when you short the leads together, then you have a problem!
>
>John Speth
>Object Engineering, Inc
>mailto:johns@...
>
>On Monday, August 02, 1999 9:45 AM, David Bivins
>[SMTP:david@...] wrote:
> > I just wonder for example, why my DVM reads 27 volts when it's set to
>Volts
> > DC and the probes are hanging, unconnected to anything? These are my
> > demons--the odd little things that aren't documented in books or
>instruction
> > manuals...
>
>
>
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