Rockwell Automation Logix5000 Controllers Major, Minor, and I/O Faults Programming Manual - Manual (Page 5)

Table of contents
Studio 5000 environment ..................................................................................... 7
Additional resources ............................................................................................... 7
Chapter 1
Major fault state ...................................................................................................... 9
Recover from a major fault ........................................................................... 10
Important points regarding Add-On instructions .................................. 11
Fault handling during prescan and postscan............................................. 11
Placement of fault routines .......................................................................... 13
Choose where to place the fault routine .................................................... 14
Create a fault routine for a program .................................................................. 14
Change a fault routine assignment of a program ..................................... 15
Create a routine for the Controller Fault Handler ........................................ 17
Create a routine for the Power-Up Handler ................................................... 19
Programmatically clear a major fault ................................................................. 21
Create a Data Type to store fault information ......................................... 21
Get the fault type and code .......................................................................... 23
Check for a specific fault .............................................................................. 23
Clear the fault ................................................................................................. 24
Clear a major fault during prescan ..................................................................... 24
Identify when the controller is in prescan ................................................. 25
Get the fault type and code .......................................................................... 25
Check for a specific fault .............................................................................. 26
Clear the fault ................................................................................................. 26
Test a fault routine ............................................................................................... 27
Create a user-defined major fault ....................................................................... 27
Create a fault routine for the program ....................................................... 28
Configure the program to use the fault routine ....................................... 28
Jump to the fault routine.............................................................................. 28
Example: Create a user-defined major fault .............................................. 29
Major fault codes .................................................................................................. 29
Chapter 2
Identify minor faults ............................................................................................ 35
Minor fault codes .................................................................................................. 37
Preface
Major faults
Minor faults
Rockwell Automation Publication 1756-PM014G-EN-P – October 2014 5