Quick Answer: What is the difference between type and instance parameter in Revit?

What is the difference between instance and type parameter in Revit? Instance Parameter – Enables you to modify the parameter value separately for every instance. Type Parameter – Enables you to modify the parameter value, which applies to all elements of the family type.

What is instance parameter in Revit?

As you create families, you can specify labeled dimensions as instance parameters. The parameters are modifiable when the family instance is placed in a project. Labeled dimensions specified as instance parameters can also have shape handles that display when the family is loaded into a project.

What is a Revit type?

The 3 kinds of families in Revit are: system families, loadable families, and in-place families. Most elements that you create in your projects are system families or loadable families. … Non-standard or custom elements are created using in-place families.

How do you add a parameter in Revit?

Create Family Parameters

  1. In the Family Editor, click Create tab Properties panel (Family Types).
  2. In the Family Types dialog, click New, and enter a name for the new type. …
  3. Under Parameters, click Add.
  4. In the Parameter Properties dialog, under Parameter Type, select Family parameter.
  5. Enter a name for the parameter.

How do you change instance parameters in Revit?

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  1. Select family you want to edit and go to family edit mode.
  2. Open Family Types window and modify the parameter by clicking a pencil symbol. There you can easily decide whether this parameter is type or not.
  3. Load it back into the project and test. .
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What is family instance in Revit?

Examples of FamilyInstance objects within Autodesk Revit are Beams, Columns, Braces and Desks. The FamilyInstance object provides more detailed properties that enable the type of the family instance to be changed, thus changing their appearance within the project.

Which is a standard Revit parameter type?

Project parameters are used for scheduling, sorting, and filtering in a project. A project parameter can be used to categorize views within a project. Family parameters control variable values of the family, such as dimensions or materials. They are specific to the family.

How do you manage parameters in Revit?


  1. Click Manage tab Settings panel (Project Parameters).
  2. In the Project Parameters dialog, click Add.
  3. In the Parameter Properties dialog, select Project parameter.
  4. Enter a name for the project parameter. …
  5. Select a discipline.
  6. Select the parameter type.

What is a datum element Revit?

Datums are Revit elements that fit the project. They are used as references while modelling such as levels, grids or reference planes. They are finite representations of infinite planes (vertical-grids, horizontal-levels, sloped-ref planes) that are shown as lines. They are not model elements neither annotation ones.

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