National Instruments BridgeVIEW End of Activity 7-1.

Chapter 7 Advanced Application Topics

5. Make a copy of the Alarms button. Click on the button text with the

labeling tool and name the button Monitor.

6. Pop up on the Monitor button and select Panel G Wizard…. Use the

same settings as before, but connect this button to the Monitor

Product.vi you created in Activity 4-3, Read a Tag.

7. Make a copy of the Monitor button. Rename the button Trend. Using

the Panel G Wizard, connect this button to the My Tank HMI.vi you

created in Activity 4-1, Use the HMI G Wizard.

8. Your front panel should now look like this.

9. Before you run the VI, make sure that the correct mytanks.scf file

is being used. If the engine is currently running, you can check

the Engine Manager display. If an incorrect .scf file is inuse, stop

the engine and open the Tag Browser. Select Tag Browser… to

configure BridgeVIEW to open the mytanks.scf file in the

BridgeVIEW\Activity directory. Launch the engine either from the

Engine Manager display or by selecting Project»Launch Engine….

10. Save My Menu Bar.vi. Run the VI. When you press on one of the

buttons, the appropriate panel should open and run.

11. Experiment with other buttons to open the Historical Trend Viewer,

invoke a Login prompt, and so on. You can also configure security

access checks on the buttons.

End of Activity 7-1.

The VI Server provides you with several functions to control your VIs,

such as panel location, size, and visibility. These functions are useful when

your application requires a large number of different operator screens.