4.Advanced User Guidebook
30
Threshold
&SlewRate
High level
Low level
Slew rate
Adjust
M
knob to set the High level upper limit.
Adjust
M
knob to set Low level lower limit.
Slew rate = (High level - Low level) / Settings
Mode
Holdoff
Auto
Normal
Single
Holdoff
Reset
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
100 ns – 10 s, turn the
M
knob to set time interval
before another trigger occur, press
panel
button to move cursor to choose which digit to be set.
Set Holdoff time as 100 ns
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.
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
Select CH1 as the trigger source.
Select CH2 as the trigger source.
Coupling
AC
DC
Not allow DC portion to pass.
Allow all portion pass.
when
Polarity
Choose the polarity
Select pulse width condition and adjust the
M
knob
to set time, press
panel button to move
cursor to choose which digit to be set.
Mode
Holdoff
Auto
Normal
Single
Holdoff
Reset
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
100 ns - 10 s, adjust
M
knob to set time interval
before another trigger occur, press
panel
button to move cursor to choose which digit to be set.
Set Holdoff time as 100 ns
