Справочник Пользователя для National Instruments 321518A-01
Chapter 6
VirtualBench-DMM
©
National Instruments Corporation
6-3
Getting Started with VirtualBench
Measuring a Signal
You can start measuring signals with VirtualBench-DMM by following
these steps:
these steps:
1.
Configure VirtualBench-DMM.
a.
Select Settings from the Edit menu on the front panel.
b.
Select the General tab.
c.
Select the Device and SCXI Module that you want to use. The
SCXI Module list is not visible when no SCXI modules are
configured for the selected device. If a device does not appear
in the Device List, make sure you have properly configured the
device in the NI-DAQ Configuration Utility.
SCXI Module list is not visible when no SCXI modules are
configured for the selected device. If a device does not appear
in the Device List, make sure you have properly configured the
device in the NI-DAQ Configuration Utility.
d.
Set the channel to the source of your signal.
e.
Set the Sample Rate to Medium.
f.
Click on OK.
2.
Measure voltage. (VirtualBench-DMM measures AC and DC
voltage without any external hardware.)
voltage without any external hardware.)
a.
Connect a signal (AC or DC) to the Channel input that you
specified in step one. See the user manual of your DAQ device
for details.
specified in step one. See the user manual of your DAQ device
for details.
b.
Click on the first (VDC) or second (VAC) button in the Mode
Selector, depending on which type of voltage you connected in
substep "a" of step two.
Selector, depending on which type of voltage you connected in
substep "a" of step two.
06Chap06.fm Page 3 Friday, February 28, 1997 3:22 PM