IEC 61131
Encyclopedia
IEC 61131 is an IEC
standard for Programmable logic controller
s (PLCs). It was known as IEC 1131 before the change in numbering system by IEC.
Function Blocks
PLCopen has developed several standards and working groups.
International Electrotechnical Commission
The International Electrotechnical Commission is a non-profit, non-governmental international standards organization that prepares and publishes International Standards for all electrical, electronic and related technologies – collectively known as "electrotechnology"...
standard for Programmable logic controller
Programmable logic controller
A programmable logic controller or programmable controller is a digital computer used for automation of electromechanical processes, such as control of machinery on factory assembly lines, amusement rides, or light fixtures. PLCs are used in many industries and machines...
s (PLCs). It was known as IEC 1131 before the change in numbering system by IEC.
Sections of IEC 61131
Standard IEC 61131 is divided into several parts :- Part 1: General information
- Part 2: Equipment requirements and tests
- Part 3: Programming languagesIEC 61131-3IEC 61131-3 is the third part of the open international standard IEC 61131 for programmable logic controllers, and was first published in December 1993 by the IEC...
- Part 4: User guidelines
- Part 5: Messaging service specification
- Part 6: Communications via fieldbusFieldbusFieldbus is the name of a family of industrial computer network protocols used for real-time distributed control, now standardized as IEC 61158....
(Awaiting completion of fieldbus standards.) - Part 7: Fuzzy control programming
- Part 8: Guidelines for the application and implementation of programming languages
Related Standards
IEC 61499IEC 61499
IEC 61499 is an open standard for distributed control and automation.A function block in the IEC 61499 standard is the basic building block from which entire applications may be built. There are two types of function blocks: basic function blocks and composite function blocks. A composite function...
Function Blocks
PLCopen has developed several standards and working groups.
- TC1 - Standards
- TC2 - Functions
- TC3 - Certification
- TC4 - Communications
- TC5 - Safe Software
- TC6 - XMLXMLExtensible Markup Language is a set of rules for encoding documents in machine-readable form. It is defined in the XML 1.0 Specification produced by the W3C, and several other related specifications, all gratis open standards....
- Motion Control Library
- Presentation on IEC 61131-3
Sources
- R.W. Lewis, Modelling control systems using IEC 61499
- R.W. Lewis, Programming industrial control systems using IEC 1131-3
- K.H. John & M. Tiegelkamp, IEC 61131-3: Programming Industrial Automation Systems