Allen-Bradley GuardLogix 5580

Rockwell Automation Publication 1756-RM012B-EN-P - April 2018 61
Safety Application Development Chapter 6
Figure 18 - Online and Offline Edit Process
Generate safety signature
Record Safety
Application Signature
Modification Impact Test
Safety Assessment
Lock the Controller
Make Required
Modifications
Delete Safety
Application Signature
Tests
Passed?
Project
Valid?
No
Yes
No
Yes
Online Edit
Attach to Controller
Test the Application Program
Make Desired
Modifications to Standard
Logic
Any Safety
Changes?
Yes
No
Delete Safety
Application Signature
Make Desired Modifications
to Safety Logic
Offline Edit
Open Project
Any Safety
Changes?
Yes
No
Delete Safety
Application Signature
Make Desired
Modifications to Safety Logic
Attach to Controller and
Download
Make Desired Modifications
to Standard Logic
Attach to Controller
and Download
Unlock the Controller
Unlock the Controller
END
END
END
Test the Application Program
Test the Application Program
Compare the online safety
signature value to the
documented value to verify
that the safety application
has not been affected.
Compare the online safety
signature value to the
documented value to verify
that the safety application
has not been affected.
Institute alternate
protection mechanisms
Confirm the Project
IMPORTANT One of the following editions of the Studio 5000
Logix Designer application must be present to
make safety changes: Professional, Full, Lite
Edition or a separate 9324-RLDGLXE GuardLogix
Editor.