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4.Advanced User Guidebook
41
the M knob or click to set the line number
Mode
Holdoff
Auto
Acquire waveform even no trigger occurred
3. 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.
In Pulse Width Trigger mode, the trigger setting information is displayed on
bottom right of the screen, for example, , indicates that
trigger type is pulse width, trigger source is CH1, coupling is DC, polarity is
positive, and trigger level is 0.00mV.
Pulse Width Trigger menu list:
MENU
SETTING
INSTRUCTION
Single
Mode
Pulse
Set vertical channel trigger type as pulse trigger.
Source
CH1
CH2
CH3
CH4
Select CH1 as the trigger source
Select CH2 as the trigger source
Select CH3 as the trigger source
Select CH4 as the trigger source
Coupling
AC
DC
Noise Reject
ON OFF
Not allow DC portion to pass.
Allow all portion pass.
Turn ON/OFF Noise Reject.
（Range 0.3div to10div）
when
Polarity
Choose the polarity
Select pulse width condition and adjust the M
knob or click to set time, press
panel button or click to move cursor to
choose which digit to be set.
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