Ceyear 4456 Series, Руководство пользователя

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Chapter V Trigger System
27
Fig. 5.8 Pulse Trigger When Setup Menu
Click [Trigger When] menu key, and the Trigger When option menu will pop up:
Fig. 5.9 Pulse Trigger When Option Menu
The relative Trigger When can be selected by directly clicking the Trigger When option or by pressing down the
Multipurpose b.
If
“
Inside Range
”
or
“
Outside Range
”
is selected, the corresponding
“
<Limit
”
and
“
>Limit
”
can be set in the
Trigger When setup menu.
Fig. 5.10 Pulse Trigger When Setup Menu
Click [Width] menu key to set the pulse width through the Multipurpose b or numeric keypad. Pulse width
adjustment range: 0.8 ns

10 s.
Trigger level
Press down
【
Level
】
key on the front panel to modify the trigger level; in addition, the corresponding mark and
trigger level line of the source channel will be displayed on the left side of the screen and the waveform area; the
display position will be changed along with changes of the trigger level, and trigger level value of the trigger
information area on the top right corner of the screen will also change. The trigger level line in the waveform area
will disappear within about 3 s after the knob operation stops.