On Thu, 13 Aug 2009 12:02:13 +0100, Nick L wrote:

My meter doesn't appear to have any visual indicator as to which way
it's switched (unlike my old mechanical one).

I think it will have and two readings. Our electronic multirate meter
cycles its LCD through an all on segment test and the two readings
with a small flag indicating a different number on the bezel.

--
Cheers
Dave.