IFC 4.3.1.0 (IFC4X3_ADD1)

8.11.3.7 IfcMeasureWithUnit

8.11.3.7.1 Semantic definition

IfcMeasureWithUnit has two usages: 1. For representing measure value together with its unit on the entity type attribute level; thus overriding the IFC model global unit assignments. 2. For conversion based unit to give the conversion rate and its base.

8.11.3.7.2 Entity inheritance

8.11.3.7.3 Attributes

# Attribute Type Description
IfcMeasureWithUnit (2)
1 ValueComponent IfcValue

The value of the physical quantity when expressed in the specified units.

2 UnitComponent IfcUnit

The unit in which the physical quantity is expressed.

Table 8.11.3.7.D

8.11.3.7.4 Examples

8.11.3.7.5 Formal representation

ENTITY IfcMeasureWithUnit;
	ValueComponent : IfcValue;
	UnitComponent : IfcUnit;
END_ENTITY;

8.11.3.7.6 References