On Alarm Element Properties

The properties of the On Alarm element are defined in the Properties window, invoked by right-clicking the element on the diagram and choosing Properties. The available properties are:

• Alarm Type is used to choose the type of alarm. The available options are:

  • For. Sets the duration for the process to wait.

  • Until. Specifies the deadline for the process.

  • Repeat Every. Specifies the frequency of process initiation. It initiates the process each time the specified duration period expires. The clock for the very first duration starts when the associated scope starts.

  • For + Repeat Every. Specifies the frequency of process initiation after the duration of a specified wait time. The process is initiated each time the duration period specified in the Repeat Every field expires. The first alarm is fired when the period of time specified in the For field expires.

  • Until + Repeat Every. Specifies the frequency of process initiation based on the specified deadline. The process will be initiated each time the duration period specified in the Repeat Every field expires. The first alarm is fired when the deadline specified in the Until field is reached.

• The second (and third, where available) property is used to specify the duration or deadline for the selected alarm type.