Measure True Rms Ac + Dc - Agilent Technologies U3401A User's And Service Manual

Measure True RMS AC + DC

The multimeter can measure the true RMS of AC voltage and AC current.
1 Press
AC+DC (RMS) =
When AC+DC voltage measurement is selected, the DCV input impedance is paralleled
N O TE
with the AC coupled 1.1 MΩ AC divider.
U3401A User's and Service Guide
, and
multimeter will measure the DC and AC signals alternatively, calculate
and display the AC+DC RMS value using the quation below:
DC
or and
2 2
+ AC
Measurement Tutorial
simultaneously. The
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