Fluke 123 User Manual page 36

Fluke 123/124
Users Manual
Selecting the Trigger Parameters
To trigger on the input A waveform, with automatic screen
update, and to configure the auto range triggering for
waveforms down to 1 Hz, do the following:
Open the SCOPE INPUTS menu.
Open the TRIGGER submenu.
Highlight Input 'A'.
Select Input 'A'.
Highlight FREE RUN.
Select FREE RUN.
Highlight >1 Hz
28
Accept all trigger selections and
return to normal measurement.
Setting the automatic triggering to >1Hz will slow
down the auto range.
TRIG:A appears in gray text on bottom of the screen when
no trigger is found.
Gray text in a menu or button bar indicates that
the function is disabled or the status is not valid.
FREE RUN: the test tool automatically updates the trace
even if there are no triggers.
ON TRIG: the screen is updated only when valid triggers
occur.
Note
Note