Rigol MSO8000 Series, Руководство пользователя

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Chapter 5 To Trigger the Oscilloscope
RIGOL
MSO8000 User Guide 5-25
trigger level remains unchanged.
Level AB: adjusts the upper and lower limits of the trigger level at the same time, and
the trigger level deviation (the difference between the upper limit and lower limit of
the trigger level) remains unchanged.
Note: In Runt trigger, pressing Trigger LEVEL can quickly switch the current
level adjustment type.
Rotate the
Trigger LEVEL knob to adjust the corresponding trigger level.
During the adjustment of trigger level, two trigger level lines appear on the screen,
and they move up and down with the change of the trigger level. At the same time,
the real-time trigger level information is displayed at the lower-left corner of the
screen (as shown in the figure below, H indicates the upper limit of the trigger level,
L indicates the lower limit of the trigger level, and
△
indicates the trigger level
deviation). When you stopping modifying the trigger level, the trigger level line and
the trigger level information at the lower-left corner of the screen disappear in about
2 s. The current trigger level deviation is displayed at the upper-right corner of the
screen.
Trigger Mode:
In the trigger control area (Trigger) on the front panel, press Mode to quickly switch
the current trigger mode. For details, refer to descriptions in "Trigger Mode" .
Trigger Parameter Setting:
Set the trigger parameters (trigger holdoff and noise rejection) under this trigger
type. For details, refer to descriptions in "Trigger Holdoff" and "Noise
Rejection" .
Window Trigger
Window trigger provides a high trigger level and a low trigger level. The instrument
triggers when the input signal passes through the high trigger level or the low trigger
level.
Trigger Type:
Press Type , and then rotate the multifunction knob to select "Window". Press
down the knob to select the trigger type. Then, the current trigger setting
information is displayed at the upper-right corner of the screen, as shown in the
figure below. You can also press Type continuously to select the trigger type or
enable the touch screen to tap the desired trigger type and select it.