5 Fundamentals

5.1 Meta-model Mapping Approach

5.1.4 ISA95Attribute

ISA95Attribute is a minimum set of industry-independent information and is described in the attribute table defined in ISA-95. ISA-95 doesn’t describe an attribute in UML. In OPC UA it can be represented by Attributes, VariableTypes, Variables, and Properties (see Table 4),
Table 4 – Transformation rule of an ISA95Attribute
ISA-95 | OPC UA | Description |
---|---|---|
Table of ISA95 Attribute | Attribute | ISA95ID, ISA95Description, and ISA95ValueAttribute are transformed into attributes of Object or DataVariable. Other Attributes are transformed into Properties of the Object or DataVariable. |
Variable | ||
VariableType | ||
Property |
ISA-95 | OPC UA | Description |
---|---|---|
Table of ISA95 Attribute | Attribute | ISA95ID, ISA95Description, and ISA95ValueAttribute are transformed into attributes of Object or DataVariable. Other Attributes are transformed into Properties of the Object or DataVariable. |
Variable | ||
VariableType | ||
Property |