Changing from a safety to a standard controller – Rockwell Automation 1756-SPESMNRMXT GuardLogix Controllers User Manual Manuel d'utilisation

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Rockwell Automation Publication 1756-UM020I-EN-P - August 2012

Appendix C

Change Controller Type in RSLogix 5000 Projects

Changing from a Safety to a
Standard Controller

Upon confirmation of a change from a safety controller project to a standard
controller, some components are changed and others are deleted, as described
below:

The safety partner, 1756-LSP, is deleted from the I/O chassis.
Safety I/O modules and their tags are deleted.
The safety task, programs, and routines are changed to a standard task,

programs, and routines.

All safety tags, except safety consume tags, are changed to standard tags.

Safety consume tags are deleted.

Safety tag mappings are deleted.
The safety network number (SNN) is deleted.
Safety-lock and -unlock passwords are deleted.
If the standard controller supports features that were not available to the

safety controller, those new features are visible in the Controller Properties
dialog box.

Instructions may still reference modules that have been deleted and will

produce verification errors.

Consumed tags are deleted when the producing module is deleted.
As a result of the above changes to the system, safety-specific instructions

and Safety I/O tags will not verify.

If the safety controller project contains safety Add-On Instructions, you must
remove them from the project or change their class to standard before changing
the controller type.

TIP

Peer safety controllers are not deleted, even if they have no
connections remaining.

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