Allen-Bradley Compact GuardLogix 5370 - Page 125

Rockwell Automation Publication 1769-UM022C-EN-P - June 2018 125
Elements of a Control Application Chapter 8
Figure 23 - Task in a Control Application
Figure 24 - Tasks in Application
Task 32
Task 1
Configuration
Status
Watchdog
Program 100
Program 1
Main Routine
Fault Routine
Program
(Local Tags and
Parameters)
Other Routines
Controller (global) Tags I/O Data System-shared Data
Controller Fault Handler
Control Application
Main Task
(continuous)
Task 2
(periodic)
Task 3
(event)
Controller Organizer Logical Organizer
Main Task
(continuous)
Task 2
(periodic)
Task 3
(event)
Safety Task
Safety Task