<?xml version="1.0"?>
<PropertySetDef xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" ifdguid="8d2d9800d1ca11e1800000215ad4efdf" templatetype="PSET_PERFORMANCEDRIVEN" xsi:noNamespaceSchemaLocation="http://buildingSMART-tech.org/xml/psd/PSD_IFC4.xsd">
  <IfcVersion version="IFC4" />
  <Name>Pset_CommunicationsAppliancePHistory</Name>
  <Definition>Captures realtime information for communications devices, such as for server farm energy usage.  HISTORY: Added in IFC4.</Definition>
  <Applicability />
  <ApplicableClasses>
    <ClassName>IfcCommunicationsAppliance</ClassName>
  </ApplicableClasses>
  <ApplicableTypeValue>IfcCommunicationsAppliance</ApplicableTypeValue>
  <PropertyDefs>
    <PropertyDef ifdguid="90c11f00d1ca11e1800000215ad4efdf">
      <Name>PowerState</Name>
      <Definition>Indicates the power state of the device where True is on and False is off.</Definition>
      <PropertyType>
        <TypePropertyReferenceValue reftype="IfcTimeSeries" />
      </PropertyType>
      <NameAliases>
        <NameAlias lang="en">Power State</NameAlias>
      </NameAliases>
      <DefinitionAliases>
        <DefinitionAlias lang="en" />
      </DefinitionAliases>
    </PropertyDef>
  </PropertyDefs>
  <PsetDefinitionAliases>
    <PsetDefinitionAlias lang="en" />
  </PsetDefinitionAliases>
</PropertySetDef>