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Creating and Using Parameters in Families and Schedules Revit mep

Understanding how to use parameters to get the information you require is the key to successfully reaping the benefits of a BIM solution. Knowing where and when to use certain types of parameters will make it easy for you to manage the data within your Revit projects
1. Download the Ch6_Project.rvtand Ch6 Shared Parameters.txtfiles found at www .sybex.com/go/masteringrevitmep2012.
2. Open the Ch6_Project.rvtfile. Open the VAV Schedule view. Access the Fields tab of the Schedule Properties dialog box, and click the Add Parameter button.
3. Create a Project parameter called Schedule Typewith the following settings:InstanceDiscipline: Common
Type Of Parameter: Text
Group: Identity Data
4. Click OK to exit the Schedule Properties dialog box. For each VAV listed in the schedule, enter a value of VAVfor the Schedule Type.
5. Access the Filter tab of the Schedule Properties dialog box. Apply the following settings:

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6. Click OK to exit the Schedule Properties dialog box. Notice that now only the VAVs are listed in the schedule. Click the Project Parameters button on the Manage tab of the ribbon. Notice that the Schedule Type parameter is now a project parameter that will be added to any mechanical equipment loaded into the project. Exit the Project Parameters dialog box.
7. Open the 1 – Lighting ceiling plan view. Click one of the light fixtures in the view, and click the Edit Type button in the Properties palette. Notice the Ballast Voltage parameter in the Electrical group. Click OK to exit the Type Properties dialog box.
8. Open the Lighting Fixture Schedule view. Access the Fields tab of the Schedule Properties dialog box. Notice that the Ballast Voltage parameter that exists in the lighting fixture family is not listed in the Available fields list because it is a family parameter.
9. Click the Add Parameter button on the Fields tab of the Schedule Properties dialog box.
10. In the Parameter Properties dialog box, select the Shared Parameter option and click the Select button.
11. Click the Edit button in the Shared Parameters dialog box. Click the Browse button in the Edit Shared Parameters dialog box, and browse to the downloaded Ch6 Shared Parameters.txtfile location. (Note: If you have never selected a shared parameters file, you will be asked to select one. Browse to the location of the downloaded file.)
12. Set Parameter Group to Lighting Fixtures. Click the New button under Parameters on the right side of the dialog box.
13. Create a new parameter named Fixture Voltage. Set Discipline to Electrical. Set Type Of Parameter to Electrical Potential. Click OK to exit the Parameter Properties dialog box.
Click OK to exit the Edit Shared Parameters dialog box.
14. In the Shared Parameters dialog box, set the parameter group to Lighting Fixtures. Select the Fixture Voltage parameter from the list, and click OK to exit the Shared Parameters dialog box.
15. In the Parameter Properties dialog box, select the check box in the lower-left corner to add the parameter to all elements in the category. Set the parameter as a type parameter, and click OK to exit the dialog box.
16. Notice that the Fixture Voltage parameter is now in the Lighting Fixture schedule. You can now input values for voltage into the parameter.

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