Rockwell Automation 5720 DriveLogix System User Manual

Page 41

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Publication 20D-UM002C-EN-P - November 2003

What Is DriveLogix? 2-7

Triggering the Event Task

To trigger an event task based on conditions in your logic, use the EVENT
Instruction trigger.

The EVENT Instruction Only trigger requires that you use a Trigger Event Task
(EVENT) instruction to trigger the task. You can use an EVENT instruction
from multiple points in your project. Each time the instruction executes, it
triggers the specified event task.

Let an event trigger this task.

Let an EVENT instruction trigger the task.

No tag is required.

Description:

Program A executes an EVENT instruction.

The event task that is specified by the EVENT instruction executes one time.

Program B executes an EVENT instruction.

The event task that is specified by the EVENT instruction executes one time.

EVENT instruction in program A

EVENT instruction in program B

event task

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