Selecting the Controller and Setting Run Times
The first step in building a model is to select the controller and specify the run times and timestep for the run. These actions are performed from the Run Control dialog. You can use either of the following methods to open the Run Control dialog. 
• On the workspace menu, select Control, then Run Control Panel. 
• On the workspace toolbar, select 
Run Control. 
 
  Figure 1.1  Run Control dialog settings
On the Run Control dialog, specify the following settings:
• Controller
• Timestep length
• Initial date
• Finish date or number of timesteps 
See 
Controllers in User Interface for a detailed description of this dialog.