In the Interface Editor you can set the orientation of a ports. In the Editor this orientation can be made visible by setting the Orientation Info command from the View menu. Depending on the type of port the orientation has a different meaning.
|•||Signals: For signals the orientation indicates the direction of the associated variable : input or output.|
|•||Bond Graphs: The orientation of a bond graph port is the direction of the half arrow at the end of a bond. It indicates the direction of the positive power flow.|
|•||Iconic Diagrams: The orientation of an iconic diagram port also indicates the direction of the positive power flow.|
If you select the top of the list in the Interface Editor, you can choose the Port Relations tab to set multiple port relations:
|•||Equal / Not equal: The equal and not equal restrictions can be used to specify that a port p1 must have the same or opposite orientation as port p2.|