Data Processing
3.1 Color data view - Duct net pressure view as color
Open duct net in step 2.1, run steady calculation till it finished;
Select "Analysis|Show color data", show the color data set dialog:

In "Select port data", select "Air_pu->Press", and it is added to "Data to view" area. this means that all ports has the data of "Press" will be think as the data to translate to color level.
Confirm the check box of "Auto limit" to automatically generate min and max limit, then click button "view". The model window connection line color is changed, show as follow:

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