Fluke fluke123 User Manual

Page of 77
Using The Test Tool
Acquiring the Waveform
1
25
Recording Slow Signals over a Long Period of
Time
The roll mode function supplies a visual log of waveform
activity and is especially useful when you measure lower
frequency waveforms.
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Open the SCOPE INPUTS menu.
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Open the SCOPE OPTIONS
submenu.
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Highlight ROLL MODE.
÷
 (2x)
Start Recording.
The waveform moves accross the screen from right to left
like a normal chart recorder. Observe that during
recording no measurements are made. (See Figure 1-15.)
Figure 1-15. Recording Waveforms over Longer
Period of Time
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Freeze Recording.
Observe that the measurement values are only displayed
after 
  is pressed. (See figure 1-15.)