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 59 illustrates an instance diagram.
Figure 59 — Control Flow |
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<AttributeRule AttributeName="AssignedToFlowElement">
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<AttributeRule RuleID="Type" AttributeName="RelatingFlowElement">
<EntityRules>
<EntityRule EntityName="IfcDistributionFlowElement" />
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