RIGOL
2-26 © Copyright RIGOL Technologies, Inc. 2007.
User Manual for DM3000 Series
To Set up the VMC
Once in the external triggering mode, when the data sampling is over, the instrument
outputs a pulse signal pass the signal over-put port（VM Comp）on the rear panel. By
setting the output, the pulse width can be intercalated.
Press Æ VMC, enter the following menu. Output the export Terminal.
Figure 2－24
The interface of the external triggering(polarity: positive)
Function
Menu
Setting Explanation
Polar
pos
Neg
Setting the pulse signal’s polarity
PWidth Setting the pulse width
Store the changing and return
Export the VMC function setting range
(1). Once in the external triggering mode, when the data sampling is over, the
instrument will export a pulse signal and hint over.
(2). Once in the external triggering mode, when operate the math limited value,
the instrument will export a pulse signal and hint it has over pass.
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