Westport WEST ADR 80/02, User Manual

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5.6. REAL-TIME GRAPH
4 Manual Flag The user can mark points of interest by clicking on the
Manual Flag button. When the Manual Flag button is clicked,
all data (except time) is briefly set to -1.
5 Save Data Log Clicking on the Save Data Log button opens a dialog
box where a filename can be entered and saved. The data is saved in
a text file and contains all the data recorded by the computer since
Data Logging was last checked. A corresponding .cfg file is created
whenever a data log is saved.
6 Data Logging Checking this box starts the retrieval of data from the
Controller. Un-checking the box stops the retrieval of data.
7 Data View Checking this box opens the Data View window. Un-checking
the box closes the Data View window.
5.6.4 Customizing Graph Features
Users can customize the graphical display. This section highlights some of
the more useful options.
Changing File I/O Setting This option allows the user to save and load
external log data.
Changing Scale
a. The range of the x and y axes can be changed by selecting the axis and
dragging along the axis (Fig. 5.20).
b. For more options, select the axis and right-click. Select Edit to open
the options window (Fig. 5.21).
c. The scale of the x and y axes can be changed by modifying the Min
and Span options (Fig. 5.22).
d. Click X to close the window.
NOTE: Customized graphs are automatically saved to an .xpg file and
loaded the next time the same XRV file is used.
NOTE: It is recommended that Data Logging be unchecked before customizing
graphs to improve performance.
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