GW Instek GDM-8300 series User Manual - Manual (Page 67)

OPERATION
67
Relative Measurement
Relative measurement stores a value, typically the data at that
instant, as the reference. The measurement following the reference
is displayed as the delta between the reference. The reference value
will be cleared upon exit.
Applicable
measurements The relative function can be used with the
following basic measurement functions:
ACV, DCV, ACI, DCI, Ω, Hz/P, TEMP,
Procedure Press the REL key. The measurement reading at
that instant becomes the reference value.
Display
V
REL S AC
Relative
value
Range
View Relative
Reference Value Press the 2ND key to view the relative reference
value at full scale.
Display
V
Relative
reference value