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24
Trigger Level:
Press PgDn trigger level to select low level or high level. You can also
directly press the LEVEL knob in the trigger control area to quickly switch
between selections.
(1) Low level: The low level of the window trigger can be adjusted by the
LEVEL knob.
(2) High level: The high level of the window trigger can be adjusted by the
LEVEL knob.
Setting:
Press the PgDn key and adjust the Multipurpose knob (shuttle knob or numeric
keypad) to set.
5.8 Delay Trigger
Delay trigger needs to set the trigger source 1 and source 2. The oscilloscope
triggers when the time difference (△T) between the edge 1 set by source
1 and the edge 2 set by source 2 meets the preset time limit. As shown in
the following figure.
Set edge 1 and edge 2 as the rising edge, △T is the range marked in red in
the above figure.
Note: Edge 1 and edge 2 must be the adjacent edges.
Press TRIG MENU type, select delay by the Multipurpose knob. You
can also switch the trigger type by consecutively pressing the type key, then
press the Multipurpose knob to confirm.
At this time, the trigger setting information is displayed at
the upper right corner of the screen, the trigger type is delay, the trigger
source is CH2, and the low level of the trigger level is 0.00V.
Delay Trigger Menu
Source 1:
Press the source 1 key to select the trigger source, you can select CH1,
CH2, CH3, and CH4. The currently selected source is displayed at the upper
right corner of the screen.
Note: Only selecting the channel with connected signals as a trigger source
can obtain a steady trigger.
Edge 1:
Press the edge 1 key to select the trigger edge: rising edge, and falling edge.
(1) Rising edge: Set to trigger at the rising edge of source 1.
(2) Falling edge: Set to trigger at the falling edge of source 1.
Source 2:
Press the source2 key to select the trigger source, you can select CH1, CH2,
CH3, and CH4. The currently selected source is displayed at the upper right
corner of the screen.
Note: Only selecting the channel with connected signals as a trigger source
can obtain a steady trigger.
Edge 2:
Press the edge 2 key to select the trigger edge: rising edge, and falling edge.
(1) Rising edge: Set to trigger at the rising edge of source 2.
(2) Falling edge: Set to trigger at the falling edge of source 2.
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