36 Agilent U1251A/U1252A User’s and Service Guide
2 Making Measurements
Measuring Voltage
The meter offers true- RMS readings for AC measurements
that are accurate for sine waves, square waves, triangle
waves, staircase waves and other waveforms without any DC
offset.
For AC with DC offset, use AC + DC measurement on
or rotary switch location. This applies only to
U1252A.
Measuring AC voltage
1 Set the rotary switch to , or .
2 Connect the red and black test leads to input terminals
V.m V and COM respectively.
3 Alternatively, push to display frequency on
secondary display.
4 Probe the test points and read the display.
WARNING
Ensure that terminal connections are correct for that particular
measurement before any measurement. To avoid damaging the device,
do not exceed the input limit.
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