8.5.3.2 IfcIrregularTimeSeries

8.5.3.2.1 Semantic definition

In an irregular time series, unpredictable bursts of data arrive at unspecified points in time, or most time stamps cannot be characterized by a repeating pattern.

8.5.3.2.2 Entity inheritance

8.5.3.2.3 Attributes

#	Attribute	Type	Description
IfcTimeSeries (9)
1	Name	IfcLabel	An unique name for the time series.
2	Description	OPTIONAL IfcText	A text description of the data that the series represents.
3	StartTime	IfcDateTime	The start time of a time series.
4	EndTime	IfcDateTime	The end time of a time series.
5	TimeSeriesDataType	IfcTimeSeriesDataTypeEnum	The time series data type.
6	DataOrigin	IfcDataOriginEnum	The origin of a time series data.
7	UserDefinedDataOrigin	OPTIONAL IfcLabel	Value of the data origin if DataOrigin attribute is USERDEFINED.
8	Unit	OPTIONAL IfcUnit	The unit to be assigned to all values within the time series. Note that mixing units is not allowed. If the value is not given, the global unit for the type of IfcValue, as defined at IfcProject.UnitsInContext is used.
	HasExternalReference	SET [1:?] OF IfcExternalReferenceRelationship FOR RelatedResourceObjects	Reference to an external reference, e.g. library, classification, or document information, that is associated to the IfcTimeSeries. IFC4-CHANGE New inverse attribute.
Click to show 9 hidden inherited attributes Click to hide 9 inherited attributes
IfcIrregularTimeSeries (1)
9	Values	LIST [1:?] OF IfcIrregularTimeSeriesValue	The collection of time series values.

Table A

8.5.3.2.4 Formal representation

ENTITY IfcIrregularTimeSeries
SUBTYPE OF (IfcTimeSeries);
Values : LIST [1:?] OF IfcIrregularTimeSeriesValue;
END_ENTITY;

8.5.3.2.5 References

IfcTimeSeries