PD IEC TR 61131-4:2004
Current
The latest, up-to-date edition.
Programmable controllers User guidelines
Hardcopy , PDF
English
23-09-2004
FOREWORD
INTRODUCTION
1 General
1.1 Scope and object
1.2 Normative references
1.3 Use of this report
2 Terms and definitions
3 General recommendations for installation
3.1 Environmental conditions
3.2 Field wiring
3.3 Electromagnetic compatibility
3.4 User system markings
4 PLC in functional safety applications
4.1 Functional safety and safety-related-system concept
4.2 Using a PLC in a safety-related application
4.3 Requirements on PLCs in a safety-related system
4.4 Integration of PLC into a safety-related system
Annex A (informative) - Overview of normative parts of IEC 61131
A.1 Overview of IEC 61131-1
A.2 Overview of IEC 61131-2
A.3 Overview of IEC 61131-3
A.4 (blank)
A.5 Overview of IEC 61131-5
A.6 (blank)
A.7 Overview of IEC61131-7
A.8 (blank)
Annex B (informative) - Conformity to IEC 61131 and product
certification
B.1 General
B.2 Conformity to standards
B.3 Declaration of conformity and certification
B.4 The inter-relation of standards to laws in European
Community
B.5 CE-marking of PLCs in the European Union
B.6 Transition periods
B.7 Other jurisdictions
B.8 Reference documents
Annex C (informative) - Use of PLC programming languages and
examples
C.1 Preamble
C.2 Advance planning
C.3 Structure and organization
C.4 Use of PLC languages
C.5 User Defined Function Block (DFB)
C.6 Language implementation
Figures
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