4.5.1 Control Flow

Control elements (such as sensors) that monitor or control behavior of flow elements (such as valves) use this relationship to indicate control flow logical behavior.

Figure 37 illustrates an instance diagram.

Control FlowIfcDistributionControlElementIfcRelFlowControlElementsIfcDistributionFlowElement

Figure 37 — Control Flow

mvdXML Specification
<?xml version="1.0"?>
<ConceptTemplate xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" uuid="d1d8208b-51e5-4a8f-92ba-e3a2ea2bcb9c" name="Control Flow" applicableSchema="IFC4" applicableEntity="IfcDistributionControlElement">
  <Rules>
    <AttributeRule AttributeName="AssignedToFlowElement">
      <EntityRules>
        <EntityRule EntityName="IfcRelFlowControlElements">
          <AttributeRules>
            <AttributeRule RuleID="Type" AttributeName="RelatingFlowElement">
              <EntityRules>
                <EntityRule EntityName="IfcDistributionFlowElement" />
              </EntityRules>
            </AttributeRule>
          </AttributeRules>
        </EntityRule>
      </EntityRules>
    </AttributeRule>
  </Rules>
</ConceptTemplate>

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