OpenBuildings™ Station Designer Help

Mechanical Preferences

Contains preference settings and controls for Mechanical discipline utilities including AccuSnap hints and hints for duct, flex duct and fittings.


SettingDescription
Name for Preferences This is a text editor field where the name for Mechanical discipline preferences is set.
Set Building Mechanical Systems Preferences (group box) Controls in this group box set preferences for AccuSnap and Mechanical discipline hints and hint labels.
  • Display AccuSnap Hints — AccuSnap hints are created for Mechanical discipline components when on.
  • Display Hint Labels — AccuSnap hint labels display when on. This setting is disabled when Display AccuSnap Hints is turned off.
Hints (group box) Controls in this group box set preferences for hints that display key DataGroup System properties associated with Mechanical discipline components.


Example of Flyover hints properties: Family, Part and Dimensions - set by default and Pressure Class, Air Flow and Catalog Item are set manually

  • Family Name — The family name is displayed in the hint when on.
  • Part Name — The part name is displayed in the hint when on.
  • Dimensions — The dimensions are displayed in the hint when on.
  • Clear Opening — The clear opening dimensions are displayed in the hint when on. Applicable for ducts and duct components.
  • Shape — The shape attribute is displayed in the hint when on.
  • Insulation — The insulation attribute is displayed in the hint when on.
  • Lining — The lining attribute is displayed in the hint when on.
  • Material — The material attribute is displayed in the hint when on.
  • Status — The status attribute is displayed in the hint when on.
  • Catalog Type — The catalog type attribute is displayed in the hint when on.
  • Catalog Item — The catalog item attribute is displayed in the hint when on.
  • System ID — The system identification attribute is displayed in the hint when on.
  • Air Flow — The air flow attribute is displayed in the hint when on.
  • Pressure Class — The pressure class attribute is displayed in the hint when on.
  • Top of Duct/Pipe — The elevation at the top of the component (duct/pipe) is displayed in the hint when on.
  • Center of Duct/Pipe — The elevation at the center of the component is displayed in the hint when on.
  • Bottom of Duct/Pipe — The elevation at the bottom of the component is displayed in the hint when on.
  • Placement Point — The placement point attribute is displayed in the hint when on.
  • Slope Value — The slope value attribute is displayed in the hint when on.
  • Invert Level — The invert level attributes in the form of elevation at end point(s) of sloped pipes is displayed in the hint when on.
  • Duct Sizing Note — The duct sizing note attribute is displayed in the hint when on, if available for the component.
    Tip: The Duct Sizing Note is the Comment added in the Duct Sizing utility for the cells in the Duct Element column.
Options Miscellaneous application options are located here.
  • Heads Up Display in view — Select a view from the drop down list to assign as the working view dedicated for Heads Up Display modifications. Default is view 8.
  • Confirm discipline change during command — When on, a message appears confirming a change in the active discipline when applicable.
  • Automatically add end caps — When on, attaches the end caps automatically to the open ends on 3D duct/pipe during placement. Further, if any fittings or component is attached to the duct/pipe ends, then the end caps are removed to accommodate connections for other fittings.
Drawing Pipe turn down size settings to display in drawing.
  • Pipe turn down size: — Sets pipe turn down size in a drawing to one of the below options:
    • Actual
    • Percentage
    • Fixed
  • Size: — Enables for Percentage and Fixed modes; sets the value for Pipe turn down size.
Note: The variable BMECH_PIPE_TURNDOWN_SIZE controls the pipe turn down size preference, where the mode set to fixed with the specified size helps achieving a consistent graphical output across entire project or organization.
Focus Item Description field A description displays for the setting that has active focus in the dialog.
Defaults Returns all Mechanical discipline preferences to the default settings.
OK Saves settings and dismisses the dialog.
Cancel Disregards input and dismisses the dialog.