Application Tutorial 3
Keysight U3402A User’s and Service Guide 69
2 Press to select AC current measurement for primary display.
3 Press . Use and to select autoranging or manual ranging for
secondary display.
4 Press to enable the secondary display. The 2ND is displayed.
5 Press to select DC current measurement for secondary display.
Measure AC Voltage and Frequency on an AC Circuit
A single measurement for both AC voltage and frequency can be displayed
through both display 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.
Figure 3-3 Terminal connection when measuring AC voltage and frequency
on an AC circuit
Press to disable the secondary display.