Qto_DuctFittingBaseQuantities

BACnet MVD

#### 7.5.5.13 Qto_DuctFittingBaseQuantities

QTO_TYPEDRIVENOVERRIDE / IfcDuctFitting

Natural language names

| Duct Fitting Base Quantities

Quantities

QTO-XML

Name | Type | Description
--- | --- | ---

Length

Q_LENGTH

| Length | Length of the fitting, calculated at midpoint of cross-section and equal to the distance along the flow path from the port inlet to the port outlet. For junction fittings, it indicates the length of the longest flow path.

GrossCrossSectionArea

Q_AREA

| Gross Cross Section Area | Area of the cross section at the inlet, including the duct fitting itself and the interior flow space.

NetCrossSectionArea

Q_AREA

| Net Cross Section Area | Area of the cross section at the inlet, including the duct fitting and excluding the interior flow space.

OuterSurfaceArea

Q_AREA

| Outer Surface Area | Total area of the extruded surfaces of the fitting (not taking into account the end cap areas).

GrossWeight

Q_WEIGHT

| Gross Weight | Weight of the duct fitting.

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