7.3 IVolumeFlowType ObjectType Definition

The IVolumeFlowType provides information on flowing resources based on volume. It is formally defined in Table 6.

Table 6 – IVolumeFlowType Definition
Attribute Value
BrowseNameIVolumeFlowType
IsAbstractTrue
References Node Class BrowseName DataType TypeDefinition Other
Subtype of the IBaseFlowType
0:HasComponentVariable3:VolumeFlowRate0:Float3:EnergyMeasurementValueTypeO
0:HasComponentVariable3:Volume0:Float3:EnergyMeasurementValueTypeO
Conformance Units
Machinery Energy Non Electrical Volume Flow

This Interface is derived from IBaseFlowType. The InstanceDeclarations shall be used according to that Interface definition.

3:VolumeFlowRate and 3:Volume provide information on flow resources and shall be used according to OPC 34100.

The component Variables of the IVolumeFlowType have additional Attributes defined in Table 7.

Table 7 – IVolumeFlowType Attribute values for child nodes
BrowsePath Value Attribute

NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact

UnitId: 5067091

DisplayName: m³/s

Description: cubic metre per second

2100

NamespaceUri: http://www.opcfoundation.org/UA/units/un/cefact

UnitId: 5067857

DisplayName: m³

Description: cubic metre

28686