Logix 5000 Controllers IEC 61131-3 Compliance …

1 Programming Manual Logix 5000 Controllers IEC 61131 -3 Compliance 1756 ControlLogix, 1756 GuardLogix, 1769 CompactLogix, 1769 Compact GuardLogix, 1789 SoftLogix, 5069 CompactLogix, 5069 Compact GuardLogix, Studio 5000 Logix Emulate Important user information Read this document and the documents listed in the additional resources section about installation, configuration, and operation of this equipment before you install, configure, operate, or maintain this product. Users are required to familiarize themselves with installation and wiring instructions in addition to requirements of all applicable codes, laws, and standards.

2 Activities including installation, adjustments, putting into service, use, assembly, disassembly, and maintenance are required to be carried out by suitably trained personnel in accordance with applicable code of practice. If this equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. 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.

3 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.

4 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 consequence Important: Identifies information that is critical for successful application and understanding of the product.

5 Labels may also be on or inside the equipment to provide specific precautions. SHOCK 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. ARC FLASH HAZARD: Labels may be on or inside the equipment, for example, a motor control center, to alert people to potential Arc Flash. Arc Flash will cause severe injury or death.

6 Wear proper Personal Protective Equipment (PPE). Follow ALL Regulatory requirements for safe work practices and for Personal Protective Equipment (PPE). Allen-Bradley, Rockwell Software, Rockwell Automation, and TechConnect are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies. Rockwell Automation Publication 1756-PM018G-EN-P - November 2018 3 Summary of changes This manual includes new and updated information. Use these reference tables to locate changed information.

7 Grammatical and editorial style changes are not included in this summary. Global changes None in this release. New or enhanced features This table contains a list of topics changed in this version, the reason for the change, and a link to the topic that contains the changed information. Topic Name Reason Cover Added 1756 GuardLogix Controllers to list of supported Controllers . Preface on page 7 Added GuardLogix Controllers to the list of Controllers based on the Logix5000 operating system. Data Definitions on page 14 Added unsigned integers USINT, UINT, UDINT, ULINT.

8 IEC Compliance Tables on page 16 In the Elementary data types table, updated the LINT Data Type Extension and Implementation Note. Added features 6 through 9 for USINT, UINT, UDINT, ULINT. Added feature 11 for LREAL. In the Partial access of ANY_BIT variables. Updated the Feature Descriptions and added new feature 1d. In the Data type conversion of numeric data types, added new features. In the Arithmetic functions table, updated the Extensions and Implementation Notes to include structured text. In the Bitwise Boolean functions table, updated Extensions and Implementation Notes to include FBD Function.

9 Rockwell Automation Publication 1756-PM018G-EN-P - N ovember 2018 5 Table of contents Studio 5000 8 Additional resources .. 8 Legal notices .. 9 Chapter 1 Introduction .. 13 Operating System .. 14 Data Definitions .. 14 Programming Languages .. 15 Instruction Set .. 15 IEC61131-3 Program Portability .. 16 IEC Compliance Tables .. 16 Preface IEC61131-3 Compliance Index Rockwell Automation Publication 1756-PM018G-EN-P - November 2018 7 Preface This manual explains the series of specifications developed by the International Electrotechnical Commission (IEC) for programmable Controllers and how to use them with your Logix5000 controller and programming application.

10 This manual is one of a set of related manuals that show common procedures for programming and operating Logix5000 Controllers . For a complete list of common procedures manuals, see the Logix 5000 Controllers Common Procedures Programming Manual, publication 1756-PM001. The term Logix5000 controller refers to any controller that is based on the Logix5000 operating system, such as: CompactLogix Controllers CompactGuardLogix Controllers GuardLogix Controllers ControlLogix Controllers DriveLogix Controllers FlexLogix Controllers SoftLogix5800 Controllers Studio 5000 Logix EmulatePreface 8 Rockwell Automation Publication 1756-PM018G-EN-P - November 2018 The Studio 5000 Automation Engineering & Design Environment combines engineering and design elements into a common environment.