Cooperating organizations
National foreword
Foreword
Section 1 - General
1.1 Scope
1.2 Normative references
Section 2 - Common rules for function-oriented diagrams
2.1 General
2.2 Layout
2.3 Location reference systems
2.4 Graphical symbols
2.5 Representation of supply circuits
2.6 Representation of combined electrical and non-
electrical circuits
2.7 Representation of binary logic circuits
2.8 Current flow and magnetic flux directions;
voltage polarity
2.9 Layouts of commonly used fundamental circuits
2.10 Terminals connected to internal branches
2.11 Simplification techniques
2.12 Supplementary information
Figures 1 to 43
Section 3 - Overview diagrams
3.1 General
3.2 Layout
3.3 Overview diagrams for control systems for non-
electrical processes
3.4 Examples
Figures 44 to 54
Section 4 - Function diagrams
4.1 General
4.2 Contents of a function diagram
4.3 Examples
Figures 55 to 57
Section 5 - Circuit diagrams
5.1 General
5.2 Contents of a circuit diagram
5.3 Symbols with a large number of terminals
5.4 Unused parts
5.5 Distributed connections (wired-AND, wired-OR)
5.6 Examples
Figures 58 to 72
Tables
Annexes
A Extracts from IEC 375 - Conventions concerning
electric and magnetic circuits
ZA (normative) Other international publications
quoted in this standard with the references of the
relevant European publications
National annex NA (informative) Committees responsible
National annex NB (informative) Cross-references