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Table 43 describes the details of the Data Access Server Facet. This Facet specifies the support for an Information Model used to provide industrial automation data. This model defines standard structures for analog and discrete data items and their quality of service. This Facet extends the Core Server Facet which includes support of the basic AddressSpace behaviour.
Table 43 – Data Access Server Facet
|
Group |
Conformance Unit / Profile Title |
Optional |
|
Data Access |
Data Access AnalogItems |
True |
|
Data Access |
Data Access ArrayItemType |
True |
|
Data Access |
Data Access Complex Number |
True |
|
Data Access |
Data Access DataItems |
False |
|
Data Access |
Data Access DoubleComplex Number |
True |
|
Data Access |
Data Access MultiState |
True |
|
Data Access |
Data Access MultiStateValueDiscrete |
True |
|
Data Access |
Data Access PercentDeadband |
True |
|
Data Access |
Data Access Semantic Changes |
True |
|
Data Access |
Data Access TwoState |
True |