7 ISA-95 Data Representation Model

7.3 DataTypes

7.3.6 ISA95PhysicalAssetDataType

The ISA95PhysicalAssetDataType is a subtype of OPC UA Structure that defines a physical asset resource and an optional description, physical asset use, quantity and unit of measure, description, and collection of properties.

The structure is defined in Table 31.

Table 31 – ISA95PhysicalAssetDataType Structure

Name	Type	Description
ISA95PhysicalAssetDataType	structure
ID	0:String	An identification of a Physical Asset Class or Physical Asset.
Description	0:String	Optional: Additional information and description about the physical asset.
PhysicalAssetUse	0:String	Optional: Information about the expected use of the physical asset, see the ISA 95 Part 2 standard for defined values.
Quantity	0:DecimalString	Optional: The quantity of the physical asset.
UoM	0:String	Optional: The Unit of Measure of the quantity
Properties	ISA95PropertyDataType[]	Optional: Any associated properties, or empty if there are no physical asset properties defined.

Table 32 is the AddressSpace definition of an ISA95PhysicalAssetDataType.

Table 32 – ISA95PhysicalAssetDataType AddressSpace Definition

Attribute	Value
BrowseName	ISA95PhysicalAssetDataType
IsAbstract	False
Reference	NodeClass	BrowseName	DataType	TypeDefinition	ModellingRule
Subtype of the Structure defined in OPC 10000-5