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Chapter 5 To Trigger the Oscilloscope RIGOL
DS1000Z User Guide 5-23
Window Trigger
Window trigger provides a high trigger level and a low trigger level. The instrument
triggers when the input signal passes through the high trigger level or the low trigger
level.
Trigger Type:
Press Type, rotate to select "Window" and press down . At this point, the
trigger setting information is displayed at the upper right corner of the screen.
For example,
. The trigger type is window trigger; the trigger
source is CH1; the difference between the upper limit of trigger level and the lower
limit of trigger level is 2.00 V.
Source Selection:
Press Source to switch the trigger source and select CH1-CH4. For the details,
please refer to the introduction in "
Trigger Source". The current trigger source is
displayed at the upper right corner of the screen.
Note: Select channel with signal input as trigger source to obtain stable trigger.
Window Type:
Press WndType to select the kind of edge of the input signal on which the
oscilloscope triggers.
: trigger on the rising edge of the input signal when the voltage level is
greater than the preset high trigger level.
: trigger on the falling edge of the input signal when the voltage level is
lower than the preset low trigger level.
: trigger on any edge of the input signal when the voltage level meets the
preset trigger level.
Trigger Position:
After selecting the window type, press Position to further specify the time point of
trigger by selecting the trigger position.
Enter: trigger when the trigger signal enters the specified trigger level range.
Exit: trigger when the input signal exits the specified trigger level range.
Time: trigger when the accumulated hold time after the trigger signal enters
the specified trigger level range is equal to the window time. When this type is
selected, press Time to set the window time. The range is from 8 ns to 10 s. For
the setting method, please refer to the introduction in "
Parameter Setting
Method".
Vertical Window and Trigger Level:
Press Window to select the desired vertical window type and use Trigger
LEVEL to adjust the trigger level. For detailed operation, please refer to the
introduction in "
Vertical Window and Trigger Level" in runt trigger.
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