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<p>BACnet MVD</p>

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<h4 class="std">4.5.1.2 BACnet Object Definition Decomposition</h4>
<p class="fig-ref">Figure 31 illustrates an instance diagram.</p>
<table><tr><td><img alt="BACnet Object Definition Decomposition" src="./diagrams/bacnet-object-definition-decomposition.png" usemap="#f31"><map name="f31"><area shape="rect" coords="8,8,176,152" href="../ifckernel/lexical/ifcobjectdefinition.htm" alt="IfcObjectDefinition" /><area shape="rect" coords="208,8,376,92" href="../ifckernel/lexical/ifcrelaggregates.htm" alt="IfcRelAggregates" /><area shape="rect" coords="408,8,576,440" href="../ifcbuildingcontrolsdomain/lexical/ifccontroller.htm" alt="IfcController" /></map></td></tr><tr><td><p class="figure">Figure 31 &mdash; BACnet Object Definition Decomposition</p></td></tr></table>

<hr/>
<h4>BACnet View</h4>
<table class="exchange">
<tr><th>Entity</th></tr><tr><td><a href="../ifcbuildingcontrolsdomain/lexical/ifccontroller.htm">IfcController</a></td></tr>
</table>
<details><summary>mvdXML Specification</summary><div class="xsd"><code class="xsd">
&lt;?xml version=&quot;1.0&quot;?&gt;<br/>
&lt;ConceptTemplate xmlns:xsi=&quot;http://www.w3.org/2001/XMLSchema-instance&quot; xmlns:xsd=&quot;http://www.w3.org/2001/XMLSchema&quot; uuid=&quot;0664a221-d88c-4051-9a43-516eae168e04&quot; name=&quot;BACnet Object Definition Decomposition&quot; status=&quot;sample&quot; applicableSchema=&quot;IFC4&quot; applicableEntity=&quot;<a href="../ifckernel/lexical/ifcobjectdefinition.htm">IfcObjectDefinition</a>&quot;&gt;<br/>
&nbsp;&nbsp;&lt;Rules&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&lt;AttributeRule AttributeName=&quot;IsDecomposedBy&quot;&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;EntityRules&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;EntityRule EntityName=&quot;<a href="../ifckernel/lexical/ifcrelaggregates.htm">IfcRelAggregates</a>&quot;&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;AttributeRules&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;AttributeRule AttributeName=&quot;RelatedObjects&quot;&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;EntityRules&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;EntityRule EntityName=&quot;<a href="../ifcbuildingcontrolsdomain/lexical/ifccontroller.htm">IfcController</a>&quot; /&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/EntityRules&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/AttributeRule&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/AttributeRules&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/EntityRule&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&lt;/EntityRules&gt;<br/>
&nbsp;&nbsp;&nbsp;&nbsp;&lt;/AttributeRule&gt;<br/>
&nbsp;&nbsp;&lt;/Rules&gt;<br/>
&lt;/ConceptTemplate&gt;<br/>
</code></div>
</details>
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