#### 7.3.2.3 IfcFlowMeterTypeEnum

This enumeration defines various types of flow meter:

Enumerated Item Definitions:

- ENERGYMETER: An electric meter or energy meter is a device that measures the amount of electrical energy supplied to or produced by a residence, business or machine.
- GASMETER: A device that measures the quantity of a gas or fuel.
- OILMETER: A device that measures the quantity of oil.
- WATERMETER: A device that measures the quantity of water.
- USERDEFINED: User-defined meter type
- NOTDEFINED: Undefined meter type

> HISTORY New enumeration in IFC2x2.

> IFC4 CHANGE ELECTRICMETER and FLOWMETER removed.

XSD Specification:

<xs:simpleType name="IfcFlowMeterTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="energymeter"/>
<xs:enumeration value="gasmeter"/>
<xs:enumeration value="oilmeter"/>
<xs:enumeration value="watermeter"/>
<xs:enumeration value="userdefined"/>
<xs:enumeration value="notdefined"/>
</xs:restriction>
</xs:simpleType>

EXPRESS Specification:

TYPE IfcFlowMeterTypeEnum = ENUMERATION OF (
| ENERGYMETER, GASMETER, OILMETER, WATERMETER, USERDEFINED, NOTDEFINED);
END_TYPE;

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