Owon TAO3000 Series User Manual page 40

Auto
Normal
Mode
Single
Holdoff
Holdoff
6. Windows Trigger
Provide a high trigger level and low trigger level, the oscilloscope triggers when
the input signal passes through the high trigger level or the low trigger level.
In Windows Trigger mode, the trigger setting information is displayed on
bottom right of the screen, for example,
trigger type is windows, trigger source is CH1, polarity is positive, 0.00mV the
differential between up level and low level threshold.
Windows Trigger menu list:
Menu Setting
Single Windows
CH1
CH2
Source
CH3
CH4
Up Level
Threshold
Low Level
Polarity
Condition
4.Advanced User Guidebook
Click or
move cursor to choose which digit to be set.
Trigger when runt pulse is greater than the set
pulse width.
Trigger when runt pulse equals to the set pulse
width.
Trigger when runt pulse is lower than the set pulse
width.
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then
stop
100 ns - 10 s, click
before another trigger occur, click
cursor to choose which digit to be set.
Instruction
Set vertical channel trigger type as Windows
trigger.
Select CH1 as the trigger source
Select CH2 as the trigger source
Select CH3 as the trigger source
Select CH4 as the trigger source
Click or
Click or
Positive Polarity, the oscilloscope triggers on the
positive Windows pulse.
Negative Polarity, the oscilloscope triggers on the
negative Windows pulse.
34
to set pulse width, click
or to set time interval
, indicates that
to set the up level threshold.
to set the low level threshold.
to
to move