Rigol MSO5000 Series, Руководство пользователя

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RIGOL
Chapter 5 To Trigger the Oscilloscope
5-24 MSO5000 User's Guide
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.
Source Selection:
Press Source to switch the trigger source and select CH1-CH4. For details, refer to
descriptions in "Trigger Source" . The current trigger source is displayed at the
upper-right corner of the screen.
Note: Only when we select the channel (that has been input with signals) as the
trigger source, can we obtain a stable trigger.
Edge Type:
Press Slope , and then rotate the multifunction knob to select the input signal
the edge on which the oscilloscope triggers. You can also press the Slope key
continuously or enable the touch screen to select the desired edge type.

Rising: triggers on the rising edge of the input signal when the voltage level
is higher than the preset high trigger level.

Falling: triggers on the falling edge of the input signal when the voltage level
is lower than the preset low trigger level.

Either: triggers on the rising or falling edge of the input signal when the
voltage level meets the preset trigger level.
Trigger Position:
After selecting the window type, press Position and then rotate the multifunction
knob to select the trigger position so as to further specify the time point of
trigger. Press down the knob to select the trigger position. You can also press
Position continuously or enable the touch screen to select it.

Enter : triggers when the input signal enters the specified trigger level range.

Exit : triggers when the input signal exits the specified trigger level range.

Time : triggers when the accumulated hold time since the input signal entered
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