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...