194
Keysight InfiniiVision 1200 X-Series and EDUX1052A/G Oscilloscopes User's Guide
17
Digital Voltmeter
The DVM makes accurate RMS measurements when the signal frequency is
between 20 Hz and 100 kHz. When the signal frequency is outside this range,
"<BW Limit?" or ">BW Limit?" appears in the DVM display to caution you about
inaccurate RMS measurement results.
To use the digital voltmeter:
1
Press the
[Analyze]
key.
2
Press
Features
; then, select
Digital Voltmeter
.
3
Press
Features
again to enable the DVM measurements.
4
Press the
Source
softkey and turn the Entry knob to select the analog channel
on which digital voltmeter (DVM) measurements are made.
The selected channel does not have to be on (displaying a waveform) in order
for DVM measurements to be made.
5
Press the
Mode
softkey and turn the Entry knob to select the digital voltmeter
(DVM) mode:
•
DC
— displays the DC value of the acquired data.
•
DC RMS
— displays the root-mean-square value of the acquired data.
•
AC RMS
— displays the root-mean-square value of the acquired data, with
the DC component removed.
