IFC 4.3.0.1 (IFC4X3) development

4.7.12.5 Reference Value Time Series

The following diagram shows the generic classes and relationships used when applying this concept.

G IfcPropertyReferenceValue IfcPropertyReferenceValue      HasExternalReferences [0:?] PropertyName 1. Name [1:1] 2. Specification [0:1]      PartOfPset [0:?]      PropertyForDependance [0:?]      PropertyDependsOn [0:?]      PartOfComplex [0:?]      HasConstraints [0:?]      HasApprovals [0:?] 3. UsageName [0:1] Value 4. PropertyReference [0:1] IfcIdentifier IfcIdentifier IfcPropertyReferenceValue:Name1->IfcIdentifier:IfcIdentifier0 IfcText IfcText IfcPropertyReferenceValue:Description1->IfcText:IfcText0 IfcIrregularTimeSeries IfcIrregularTimeSeries 1. Name [1:1] 2. Description [0:1] 3. StartTime [1:1] 4. EndTime [1:1] 5. TimeSeriesDataType [1:1] 6. DataOrigin [1:1] 7. UserDefinedDataOrigin [0:1] 8. Unit [0:1]      HasExternalReference [1:?] 9. Values [1:?] IfcPropertyReferenceValue:PropertyReference1->IfcIrregularTimeSeries:IfcIrregularTimeSeries0 IfcIrregularTimeSeriesValue IfcIrregularTimeSeriesValue 1. TimeStamp [1:1] Reference 2. ListValues [1:?] IfcIrregularTimeSeries:Values1->IfcIrregularTimeSeriesValue:IfcIrregularTimeSeriesValue0 IfcValue IfcValue IfcIrregularTimeSeriesValue:ListValues1->IfcValue:IfcValue0
Figure 4.7.12.5.A

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