11.16 DataDefinitionType Structure

The DataDefinitionType structure contains the metadata that describes a parameter.

The DataDefinitionType structure is defined in the following table.

Table 216 – DataDefinitionType Structure
NameTypeDescription
DataDefinitionTypestructureSubtype of DataDescriptionType. See above.

EngineeringUnits

0:EUInformationUnit of measure for the parameter.

DisplayFormat

0:StringDisplay format for visualization. The same display format shall be used in the HMI.

Dependency

ParameterDependencyEnumerationThe dependency of the parameter with respect to machine and brand.

DataType

0:StringDescribes the data type of the data point, e.g. FLOAT, INT, STRING, etc.

UserSubset

0:BooleanUsed by the user to identify a subset of the dataset that is of interest.

ControlRange

0:RangeThe range where the parameter actual values is considered in control.

AlarmRange

0:RangeOutside this range, the underlying system generates an alarm for the parameter.