ifc:IfcSensorTypeEnum

<xs:simpleType name="IfcSensorTypeEnum">
  <xs:restriction base="xs:string">
    <xs:enumeration value="conductancesensor"/>
    <xs:enumeration value="contactsensor"/>
    <xs:enumeration value="firesensor"/>
    <xs:enumeration value="flowsensor"/>
    <xs:enumeration value="gassensor"/>
    <xs:enumeration value="heatsensor"/>
    <xs:enumeration value="humiditysensor"/>
    <xs:enumeration value="ionconcentrationsensor"/>
    <xs:enumeration value="levelsensor"/>
    <xs:enumeration value="lightsensor"/>
    <xs:enumeration value="moisturesensor"/>
    <xs:enumeration value="movementsensor"/>
    <xs:enumeration value="phsensor"/>
    <xs:enumeration value="pressuresensor"/>
    <xs:enumeration value="radiationsensor"/>
    <xs:enumeration value="radioactivitysensor"/>
    <xs:enumeration value="smokesensor"/>
    <xs:enumeration value="soundsensor"/>
    <xs:enumeration value="temperaturesensor"/>
    <xs:enumeration value="windsensor"/>
    <xs:enumeration value="userdefined"/>
    <xs:enumeration value="notdefined"/>
  </xs:restriction>
</xs:simpleType>