To Create and Modify Step Parameters
You can create specific parameters for individual steps. These parameters only exist for the specific step.
1. With a process plan open, click > > 
Model Properties and then click > in the Model Properties dialog box, or click > 
Parameters.
Model Properties and then click > in the Model Properties dialog box, or click > Parameters.2. The Parameters dialog box opens. Select Step from the Look In list. The Select Step dialog box opens.
3. Select a step from the list and click OK.
4. Click 
to create a step parameter or double-click a cell in a table row to modify an existing parameter.
to create a step parameter or double-click a cell in a table row to modify an existing parameter.5. Click OK.