Fluke 91 Series II User Manual page 136

ScopeMeter Test Tool Tutorial
Selecting a manual range will stop the relay clicking:
5. Press of INPUT A, and select the 10V range.
The range appears on the right of the trace display.
The display now shows a DC reading between 0 and about
4 volts, and the trace display shows changing levels and
sometimes an edge.
Now select the Min Max recording mode:
6. Press .
The test tool beeps each time a new minimum or maximum
is measured. After a couple of minutes you should see a
readout similar to Figure 8-4. Note the time stamp which
indicates the elapsed time before the displayed minimum or
maximum occurred. The Average value time stamp shows
the total elapsed time since
same time the lower part of the display shows the trend plot
of the waveform.
To turn off the Min Max recording mode:
7. Press .
was pressed. At the
Figure 8-4 MIN MAX Recording with Trend Plot Function
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