Pulse Width Trigger - Owon SDS series User Manual

High level
Threshold
Low level
&SlewRate
Slew rate
Auto
Normal
Mode
Single
Holdoff
Holdoff
Reset

4. Pulse Width Trigger

Pulse trigger occurs according to the width of pulse. The abnormal signals can be
detected through setting up the pulse width condition.
The Pulse Width Trigger Menu is shown as Figure 5-22.
Pulse Width Trigger menu list:
MENU SETTING
Single Mode
Source
Coupling
when
5.Advanced User Guidebook
Set slope condition; turn the M knob to set slope
time.
Adjust M knob to set the
Adjust M knob to set
Slew rate = (
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
100ns ~ 10s, turn the M knob to set time interval
before another trigger occur.
Set Holdoff time as 100ns
Figure 5-22 Pulse Width Trigger menu
INSTRUCTION
Set vertical channel trigger type as pulse trigger.
Pulse
CH1 Select CH1 as the trigger source.
CH2 Select CH2 as the trigger source.
AC Not allow DC portion to pass.
DC Allow all portion pass.
HF Not allow high frequency of signal pass and only low
frequency portion pass.
LF Not allow low frequency of signal pass and only high
frequency portion pass
Polarity
Choose the polarity
Select pulse width condition and adjust the M knob
to set time.
High level
Low level lower limit.
High level - Low level) / Settings
38
upper limit.