UPO2000CS series User Manua
29
Functions Options Descriptions
Type Under-range
Source
CH1, CH2, CH3,
CH4
Set any one of the CH1~CH4 as a trigger signal
Polarity
Positive Set to positive under-range trigger
Negative Set to negative under-range trigger
Trigger
Setting
Enters trigger setting menu
Slope
Setting
Enters slope setting menu
Under-range Trigger Menu (Second Page)
Functions Options Descriptions
Condition
Irrelevant Does not set under-range trigger condition
<
Triggers when set pulse width is less than under-range pulse
width
>
Triggers when set pulse width is greater than under-range pulse
width
=
Triggers when set pulse width is equal to under-range pulse
width
Setting 8.0ns~10ns
Using the multipurpose knob to set the pulse width time to be
between 8.0ns~10.0s
Trigger
Level
High Using the LEVEL knob to adjust under-range trigger’s high level
threshold
Low Using the LEVEL knob to adjust under-range trigger’s low level
threshold
Return Return to under-range trigger main menu
3.7 Beyond-range Trigger
When beyond-range trigger is selected, a high and a low trigger levels are chosen. The trigger event occurs when
signal is higher than the high, or lower than the low trigger level.
Press the TRIG MENU button to enter the trigger menu. Press F1 to select trigger type, use the multipurpose knob
to select to beyond-range mode.
Beyond-range Trigger Menu:
Functions Options Descriptions
Type Beyond-range
Source
CH1, CH2, CH3,
CH4
Set any one of the CH1~CH4 as a trigger signal