Application Tutorial
3
Keysight U3401A User’s and Service Guide
67
Measure AC Voltage and Frequency on an AC Circuit
A single measurement for both AC voltage and frequency can be displayed
through both displays while testing a rectifier circuit.
1
Connect the red and black test leads to the input terminal and probe the test
points as shown in
Figure 3-3
Connection terminal when measuring AC Voltage and
Frequency
2
Press
to select AC voltage measurement for primary display.
3
Press
to select frequency measurement for secondary display.
4
Press
,
or
to select autoranging or manual range for
secondary display.
NOTE
Press
to disable the secondary display.
AC voltage
source
+
–