<?xml version="1.0"?>
<PropertySetDef xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" ifdguid="477fc800d1e811e1800000215ad4efdf" templatetype="PSET_TYPEDRIVENOVERRIDE" xsi:noNamespaceSchemaLocation="http://buildingSMART-tech.org/xml/psd/PSD_IFC4.xsd">
  <IfcVersion version="IFC4" />
  <Name>Pset_FlowMeterTypeGasMeter</Name>
  <Definition>Device that measures, indicates and sometimes records, the volume of gas that passes through it without interrupting the flow.</Definition>
  <Applicability />
  <ApplicableClasses>
    <ClassName>IfcFlowMeter/GASMETER</ClassName>
  </ApplicableClasses>
  <ApplicableTypeValue>IfcFlowMeter/GASMETER</ApplicableTypeValue>
  <PropertyDefs>
    <PropertyDef ifdguid="4cdd1280d1e811e1800000215ad4efdf">
      <Name>GasType</Name>
      <Definition>Defines the types of gas that may be specified.</Definition>
      <PropertyType>
        <TypePropertyEnumeratedValue>
          <EnumList name="PEnum_GasType">
            <EnumItem>COMMERCIALBUTANE</EnumItem>
            <EnumItem>COMMERCIALPROPANE</EnumItem>
            <EnumItem>LIQUEFIEDPETROLEUMGAS</EnumItem>
            <EnumItem>NATURALGAS</EnumItem>
            <EnumItem>OTHER</EnumItem>
            <EnumItem>NOTKNOWN</EnumItem>
            <EnumItem>UNSET</EnumItem>
          </EnumList>
          <ConstantList>
            <ConstantDef>
              <Name>COMMERCIALBUTANE</Name>
              <NameAliases>
                <NameAlias lang="en">Commercial Butane</NameAlias>
              </NameAliases>
              <DefinitionAliases>
                <DefinitionAlias lang="en" />
              </DefinitionAliases>
            </ConstantDef>
            <ConstantDef>
              <Name>COMMERCIALPROPANE</Name>
              <NameAliases>
                <NameAlias lang="en">Commercial Propane</NameAlias>
              </NameAliases>
              <DefinitionAliases>
                <DefinitionAlias lang="en" />
              </DefinitionAliases>
            </ConstantDef>
            <ConstantDef>
              <Name>LIQUEFIEDPETROLEUMGAS</Name>
              <NameAliases>
                <NameAlias lang="en">Liquefied Petroleum Gas</NameAlias>
              </NameAliases>
              <DefinitionAliases>
                <DefinitionAlias lang="en" />
              </DefinitionAliases>
            </ConstantDef>
            <ConstantDef>
              <Name>NATURALGAS</Name>
              <NameAliases>
                <NameAlias lang="en">Natural Gas</NameAlias>
              </NameAliases>
              <DefinitionAliases>
                <DefinitionAlias lang="en" />
              </DefinitionAliases>
            </ConstantDef>
            <ConstantDef>
              <Name>OTHER</Name>
              <NameAliases>
                <NameAlias lang="en">(other)</NameAlias>
              </NameAliases>
              <DefinitionAliases>
                <DefinitionAlias lang="en">Value is not listed.</DefinitionAlias>
              </DefinitionAliases>
            </ConstantDef>
            <ConstantDef>
              <Name>NOTKNOWN</Name>
              <NameAliases>
                <NameAlias lang="en">(unknown)</NameAlias>
              </NameAliases>
              <DefinitionAliases>
                <DefinitionAlias lang="en">Value is unknown.</DefinitionAlias>
              </DefinitionAliases>
            </ConstantDef>
            <ConstantDef>
              <Name>UNSET</Name>
              <NameAliases>
                <NameAlias lang="en">(unset)</NameAlias>
              </NameAliases>
              <DefinitionAliases>
                <DefinitionAlias lang="en">Value has not been specified.</DefinitionAlias>
              </DefinitionAliases>
            </ConstantDef>
          </ConstantList>
        </TypePropertyEnumeratedValue>
      </PropertyType>
      <NameAliases>
        <NameAlias lang="en">Gas Type</NameAlias>
      </NameAliases>
      <DefinitionAliases>
        <DefinitionAlias lang="en" />
      </DefinitionAliases>
    </PropertyDef>
    <PropertyDef ifdguid="5c5c5b80d1e811e1800000215ad4efdf">
      <Name>ConnectionSize</Name>
      <Definition>Defines the size of inlet and outlet pipe connections to the meter.</Definition>
      <PropertyType>
        <TypePropertySingleValue>
          <DataType type="IfcPositiveLengthMeasure" />
        </TypePropertySingleValue>
      </PropertyType>
      <NameAliases>
        <NameAlias lang="en">Connection Size</NameAlias>
      </NameAliases>
      <DefinitionAliases>
        <DefinitionAlias lang="en" />
      </DefinitionAliases>
    </PropertyDef>
    <PropertyDef ifdguid="641c0000d1e811e1800000215ad4efdf">
      <Name>MaximumFlowRate</Name>
      <Definition>Maximum rate of flow which the meter is expected to pass.</Definition>
      <PropertyType>
        <TypePropertySingleValue>
          <DataType type="IfcVolumetricFlowRateMeasure" />
        </TypePropertySingleValue>
      </PropertyType>
      <NameAliases>
        <NameAlias lang="en">Maximum Flow Rate</NameAlias>
      </NameAliases>
      <DefinitionAliases>
        <DefinitionAlias lang="en" />
      </DefinitionAliases>
    </PropertyDef>
    <PropertyDef ifdguid="68e0b400d1e811e1800000215ad4efdf">
      <Name>MaximumPressureLoss</Name>
      <Definition>Pressure loss expected across the meter under conditions of maximum flow.</Definition>
      <PropertyType>
        <TypePropertySingleValue>
          <DataType type="IfcPressureMeasure" />
        </TypePropertySingleValue>
      </PropertyType>
      <NameAliases>
        <NameAlias lang="en">Maximum Pressure Loss</NameAlias>
      </NameAliases>
      <DefinitionAliases>
        <DefinitionAlias lang="en" />
      </DefinitionAliases>
    </PropertyDef>
  </PropertyDefs>
  <PsetDefinitionAliases>
    <PsetDefinitionAlias lang="en" />
  </PsetDefinitionAliases>
</PropertySetDef>