Fluke 125 - Recording Slow Signals over a Long Period of Time

Scope/Meter Mode
Acquiring the Waveform
2
2-15
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.
c Open the application menu..
d Open the TRIGGER… submenu.
e Highlight A.
f Accept INPUT: A.
g Highlight ROLL
h
(2x)
Start Recording.
The waveform moves across the screen from right to left
like a normal chart recorder. Observe that during recording
no measurements are made. (See Figure 2-14.)
Figure 2-14. Recording Waveforms over Longer Period
of Time
g Freeze Recording.
Observe that the measurement values are only displayed
after
is pressed. (See figure 2-14.)