Expression lines display data reported by the CIMPLICITY Point manager. This type of trend is also called a current trend, because all the information comes from current data.
Configure an Expression line. |
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Qualified points and Expression lines |
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Disable Expression line scrolling. |
Configure an Expression line
Enter the following.
Option |
Description |
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Line type |
Expression |
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Expression |
One or more point ID's and mathematical operators that can be evaluated. |
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Opens the Edit Expression window. |
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Opens a Popup menu to access point features. |
Qualified points and Expression lines
If you do not specify a project, the Base project is used.
If you change the Base project on the Chart tab of the CIMPLICITY Trend Control Properties dialog box and:
If a Point ID |
Trending |
Is fully qualified |
Continues to draw the line using the same data source. |
Is not fully qualified |
Trending assumes the data is coming from the base project. If you change the base project, Trending attempts to find the point in the new base project. |
This feature is useful if you have two or more projects with the same Point ID (for example, BLDG_1 project and BLDG_2 project) and you want to be able to switch between them.
Disable Expression line scrolling
Select the Chart tab.
Click
.Clear the Allow runtime scrolling check box.
Note: By default, expression lines scroll.
Procedure to Disable Expression Line Scrolling. |
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Option 4.2. Create a New Trend Chart Line (Overview of Detailed Method). |