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Logix5000 Controllers Controller Major and Minor Faults Programming Manual

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Programming ManualLogix5000 Controllers Major, Minor, and I/O FaultsCatalog Numbers 1756 ControlLogix, 1756 GuardLogix, 1768 Compact GuardLogix, 1768 CompactLogix, 1769 CompactLogix, 1789 SoftLogix, PowerFlex with DriveLogixImportantUserInformationSolid state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines for the Application, Installation and Maintenance of Solid State Controls (publication SGI-1.1 available from your local Rockwell Automation sales office or online at http://www.rockwellautomation.com/literature/) describes some important differences between solid state equipment and hard-wired electromechanical devices. Because of this difference, and also because of the wide variety of uses for solid state equipment, all persons responsible for applying this equipment must satisfy themselves that each intended application of this equipment is acceptable.In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment.The examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and requirements associated with any particular installation, Rockwell Automation, Inc. cannot assume responsibility or liability for actual use based on the examples and diagrams.No patent liability is assumed by Rockwell Automation, Inc. with respect to use of information, circuits, equipment, or software described in this manual.Reproduction of the contents of this manual, in whole or in part, without written permission of Rockwell Automation, Inc., is prohibited.Throughout this manual, when necessary, we use notes to make you aware of safety considerations.s.Allen-Bradley, Rockwell Automation, Rockwell Software, ControlLogix, GuardLogix, CompactLogix, DH+, PLC-5, DriveLogix, SLC 500, RSNetWorx, RSNetWorx for ControlNet, FLEX I/O, SoftLogix, FlexLogix, PowerFlex, Logix5000, RSLogix 5000, and TechConnect are trademarks of Rockwell Automation, Inc.Trademarks not belonging to Rockwell Automation are property of their respective companies.WARNING: Identifies information about practices or circumstances that can cause an explosion in a hazardous environment, which may lead to personal injury or death, property damage, or economic loss.ATTENTION: Identifies information about practices or circumstances that can lead to personal injury or death, property damage, or economic loss. Attentions help you identify a hazard, avoid a hazard, and recognize the consequenceSHOCK HAZARD: Labels may be on or inside the equipment, for example, a drive or motor, to alert people that dangerous voltage may be present.BURN HAZARD: Labels may be on or inside the equipment, for example, a drive or motor, to alert people that surfaces may reach dangerous temperatures.IMPORTANTIdentifies information that is critical for successful application and understanding of the product.RockwellAutomationPublication1756-PM014E-EN-P-November20113Summary of ChangesThis manual contains new and updated information. Changes throughout this revision are marked by change bars, as shown to the right of this paragraph.New and Updated InformationThis table contains the changes made to this revision.TopicPageAdded fault code #FD22 to I/O Fault Codes.41Added fault code#FD23 to I/O Fault Codes.414RockwellAutomationPublication1756-PM014E-EN-P-November2011SummaryofChangesNotes:Rockwell Automation Publication 1756-PM014E-EN-P - November 20115Table of ContentsSummary of ChangesNew and Updated Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Table of ContentsPrefaceIntroduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7Chapter 1Major FaultsMajor Fault State. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Placement of Fault Routines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10Choose Where to Place the Fault Routine . . . . . . . . . . . . . . . . . . . . . . 11Create a Fault Routine for a Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Change the Fault Routine Assignment of a Program. . . . . . . . . . . . . 13Create a Routine for the Controller Fault Handler. . . . . . . . . . . . . . . . . . 14Create a Routine for the Power-Up Handler. . . . . . . . . . . . . . . . . . . . . . . . 16Programmatically Clear a Major Fault. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20Create a Data Type to Store Fault Information . . . . . . . . . . . . . . . . . 20Get the Fault Type and Code. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21Check for a Specific Fault . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22Clear the Fault . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22Clear a Major Fault During Prescan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23Identify When the Controller is in Prescan . . . . . . . . . . . . . . . . . . . . . 23Get the Fault Type and Code. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24Check for a Specific Fault . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25Clear the Fault . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Test a Fault Routine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Create a User-Defined Major Fault . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27Create a Fault Routine for the Program. . . . . . . . . . . . . . . . . . . . . . . . . 27Configure the Program to Use the Fault Routine. . . . . . . . . . . . . . . . 27Jump to the Fault Routine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28Major Fault Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29Chapter 2Minor FaultsIdentifying Minor Faults. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33Minor Fault Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36Chapter 3I/O Fault CodesIndications of I/O Faults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39I/O Fault Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41Index

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