- Created by Annegret Bernhardt, last modified on Jan 05, 2024
Element | |
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Description | A Timer Start Event allows you to start a BPMN model after a defined cycle or at a defined time. Every time the timer is triggered, the model will be started. |
Attributes |
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Particularity | A start event can only be created via the elements toolbar. Another particularity of the Timer Start Event is the attribute Timer which is available in the Attributes Panel: To define the timer settings, click to open the timer editor. For detailed explanations see How to Use the Scheduler/Timer. |
Execution | On Event: Without input or output parameters. |
Editing and Styling |
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How to Use the Scheduler/Timer
If you click option in the attribute panel, a separate editor will open where you can define the settings of your Timer Start Event. You have two options with different settings:
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Scheduler Use the scheduler if you want to define a pattern for your Timer Start Event, for example to start the model every monday, every hour etc.
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Timer Select the timer if you want to define a cycle for example to start the model after one week, after two hours etc.
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Duration Expression Wizard The settings Repeat Interval and First Occurrence contain the option . Click this option to open a wizard that supports you to define the necessary duration expression. |
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Insert positive integers in the desired fields. The result is shown below. Click Save to close the wizard. |
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The duration expression is displayed in the corresponding field. Once you are familiar with the notation of the duration expression, you can also insert it directly in the field. |
BPMN_Start_Event_Example