In OpenPlant Modeler there is a possibility to place Section Views and Callouts to identify a section view on a Sheet Model.Below you will find steps how to place Section Callout in your model.
http://communities.bentley.com/products/plant/design___engineering/w/plant_design_and_engineering__wiki/30027.how-to-get-detailing-symbols-like-section-callouts-updated-with-drawing-information
Bentley's Product Advantage Group requests that you please confine any comments you have on this Wiki entry to this "Comments or Corrections?" section. THANK YOU!