RIGOL Chapter 5 To Trigger the Oscilloscope
DS1000Z User’s Guide
<: trigger when the runt pulse width is lower than the upper limit of pulse width.
Press Upper Limit to set the maximum pulse width of runt trigger. The range
available is from 8 ns to 10 s.
<>: trigger when the runt pulse width is greater than the lower limit and lower
than the upper limit of pulse width. Press Upper Limit to set the maximum
pulse width of runt trigger and the range is from 16 ns to 10 s; press Lower
Limit to set the minimum pulse width of runt trigger and the range is from 8 ns
to 9.99 s.
Note: the lower limit of the pulse width must be lower than the upper limit.
Vertical Window:
Press Vertical to select the desired vertical window type. Note that under the “Runt
trigger” menu, you can press the trigger level knob continuously to switch among
different vertical window types.
You can select the boundary of the trigger level to be set and then use Trigger
LEVEL to adjust the trigger level. During the adjustment, two orange trigger level
lines and trigger marks (
and ) appear on the screen and move up and down
with the rotation of the knob. At the same time, the current trigger level values are
displayed at the lower left corner of the screen. The trigger level lines and trigger
marks disappear after you stop rotating the knob for 2 s.
The adjustment mode of the trigger level differs when different vertical window is
selected.
: only adjust the upper limit of the trigger level. During the adjustment,
the “Up Level” changes accordingly and “Low Level” remains unchanged.
: only adjust the lower limit of the trigger level. During the adjustment,
the “Low Level” changes accordingly and the “Up Level” remains unchanged.
: adjust the upper and lower limits of the trigger level at the same time.
During the adjustment, the “Up Level” and “Low Level” change accordingly.
Trigger Mode:
Press Sweep to select the Trigger Mode (page 5-3) under this trigger type as auto,
normal or single. The corresponding status light of the current trigger mode turns on.
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