Because the Pipe Nozzle does nor behave the same as an Equipment nozzle, it does not show the connection data and with default settings Nozzle tag will be empty as in picture below:
To get pipe nozzle tag data user need to specify a new user label in OpenPlant isometric Configuration manager. See wiki articles with steps below:
If user do not want to have the “Nozzle:” title shown in Isometrics, then " $Nozzle: $(IE_TAG):" should be removed from TEXT entry.
Specify label definition as shown below:
http://communities.bentley.com/products/plant/design___engineering/w/plant_design_and_engineering__wiki/13393.settingsattributes-openplant-isometrics-manager
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!