| Name | Description | |
|---|---|---|
 | Acknowledged | New state of the condition: The condition is acknowledged. |
| AcknowledgeRequired | This flag indicates that the related condition requires acknowledgment of this event. |
| Active | New state of the condition: The condition is active. |
| ActiveTime | Time that the condition became active (for single-state conditions), or the time of the transition into the current sub-condition (for multi-state conditions). |
| ActorId | Actor ID. |
| CategoryId | Event category ID. |
| ConditionName | The name of the condition related to this event notification. |
| Cookie | Server defined cookie associated with the event notification. |
| Enabled | New state of the condition: The condition is enabled. |
| EventType | Simple, Condition-Related, or Tracking event. |
| Message | Event notification message describing the event. |
| QualifiedSourceName | The source of event notification. |
| Quality | Quality associated with the condition. |
| Severity | Event severity (1..1000). |
| SubconditionName | The name of the current sub-condition, for multi-state conditions. For a single-state condition, this contains the condition name. |
| Time | Time of the event occurrence - for conditions, time that the condition transitioned into the new state or sub-condition. |
OPC Studio User's Guide and Reference
AEEventDataPayload Class Properties