Fluke 8050A Instruction Manual page 28

OPERATION
RELATIVE
1.
Select
range and
function (use
any
2.
Connect
test
leads
and take the desired
measurement
to
be used as the
relative
reference.
While
taking the
relative
reference
measurement,
set the
RELATIVE
switch to
ON.
This
wili
store
the value as the
relative
reference.
3.
Subsequent measurements
wili
be
displayed as the difference
between
the
relative
reference
and measurement. See
insert,
Subsequent measurement
of 1.9V
dc
Measuring
the
relative
reference
Storing the relative
reference
2-10