The Select Block Diagram window provides for selecting the block diagram to link to a phase in a phase diagram. This window opens when you click the browse button for Diagram link in a phase’s Calculation Properties window. All block diagrams in the active System file are listed in the Select Block Diagram window. When you select the block diagram to link to the phase and click OK, this window closes. You return to the Calculation Properties window, where the block diagram that you selected is now shown for Diagram link. For more information, see Phase Calculation Properties.