Program and task events

Program and task event types, generators, triggers, and use cases for
FactoryTalk Optix Applications
.
Event types
Event type
Generator
Trigger
Use cases
Examples
ProgramTransitionEventType
Program execution module
Program execution transitions between states
  • Program lifecycle tracking
  • State machine monitoring
  • Program transitions from Idle to Running
  • Program transitions from Running to Paused
Task event
Task scheduler
Task executes or status changes
  • Task lifecycle monitoring
  • Scheduler diagnostics
Task queued, executed, paused, resumed
Task completed event
Task scheduler
Asynchronous task completes successfully
  • Background operation tracking
  • Job scheduling
  • Data export completed
  • Background calculation finished
Task failed event
Task scheduler
Asynchronous task fails or encounters error
  • Error tracking
  • Failure diagnostics
  • Data export failed
  • Background calculation error
TransitionEventType
  • State machine
  • Program execution
State transition occurs
  • State machine tracking
  • Workflow progression
  • Process transitions Idle to Running
  • Mode changes Normal to Emergency
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