7.4 RecurrentPrognosisType ObjectType Definition
The RecurrentPrognosisType represents recurrent tasks, such as calibration tasks in the TTD and is formally defined in Table 34. It is used in the TTD under the browse path /Notifications/Prognoses.
| Attribute | Value | ||||
| BrowseName | RecurrentPrognosisType | ||||
| IsAbstract | False | ||||
| References | Node Class | BrowseName | DataType | TypeDefinition | Other |
|---|---|---|---|---|---|
| Subtype of PrognosisType defined in OPC 40501-1 | |||||
| 0:HasComponent | Variable | Activity | 0:LocalizedText | 0:BaseDataVariableType | M |
| 0:HasProperty | Variable | Interval | 0:UtcTime | 0:PropertyType | O |
| 0:HasProperty | Variable | LastExecutionTime | 0:UtcTime | 0:PropertyType | M |
| Conformance Units | |||||
|---|---|---|---|---|---|
| TTD_RecurrentPrognosisType | |||||
Activity is a localized text message specifying the task that is to be performed.
Interval represents the normal (estimated) time period between two task executions.
LastExecutionTime is the last time the task finished its execution.