National Instruments 373873C-01 用户手册
Chapter 5
Logging Data
5-2
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5.
Click the Stop button, shown at left, to stop logging the signal.
The logged data appears in the Logged Data window, as shown in
Figure 5-1.
Figure 5-1.
Figure 5-1. Logged Data Window
By default, LabVIEW SignalExpress names the logged data according
to the date and time you recorded the data. LabVIEW SignalExpress
saves logged data in the
to the date and time you recorded the data. LabVIEW SignalExpress
saves logged data in the
.tdms
file format in the directory you specify
in the Options dialog box.
6.
Select Tools»Options and select the Logging option to specify the
directory for LabVIEW SignalExpress to save the logged data and to
customize various preferences for logged data.
directory for LabVIEW SignalExpress to save the logged data and to
customize various preferences for logged data.
7.
Click the OK button to close the Options dialog box.
8.
Select File»Save Project to save the project.
Viewing a Logged Signal
Complete the following steps to view the logged data.
1.
If the Data View is not visible, select View»Data View to display the
Data View.
Data View.
2.
The Logged Data window displays a list of all logged data in the
current project. Select the data log you just recorded from the Logged
Data window and drag it into the Data View. The Data View displays
the logged data and a preview graph, as shown in Figure 5-2. The
signal displayed in the Data View may differ from the signal displayed
in Figure 5-2, depending on how long you record the signal.
current project. Select the data log you just recorded from the Logged
Data window and drag it into the Data View. The Data View displays
the logged data and a preview graph, as shown in Figure 5-2. The
signal displayed in the Data View may differ from the signal displayed
in Figure 5-2, depending on how long you record the signal.