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BS ISO 15519-2:2015 Specifications for diagrams for process industry - Measurement and control, 2015
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms, definitions, and abbreviated terms
- 3.1 Terms related to control
- 3.2 Document types
- 3.3 Abbreviated terms
- 4 Documentation and process control principles
- 4.1 Introduction
- 4.2 Diagram types, structures, and life cycle aspects
- 4.3 Process control interrelations
- 4.4 Information exchange between process and control systems
- 5 Exchange of process control information
- 5.1 Symbols for information exchange
- 5.1.1 General
- 5.1.2 Placement of information inside the PCI symbol
- 5.1.3 Placement of information outside the PCI symbol
- 5.2 Letter codes
- 5.2.1 General
- 5.2.2 Representation of letter codes for process variables
- 5.2.3 Representation of letter codes for control functions
- 5.2.4 Sequence of letter codes for control functions
- 5.2.5 Modifying letter codes
- 5.3 Reference designation
- 6 Representation in general
- 6.1 General
- 6.2 Signal lines
- 6.3 Graphical symbols
- 6.3.1 General
- 6.3.2 Instruments with integrated display
- 6.3.3 Multifunction instruments
- 6.3.4 Instruments forming a group
- 6.3.5 Differentiating of representation
- 6.3.6 Graphical symbol “groups” in diagrams
- 7 Representation in diagrams
- 7.1 Introduction
- 7.2 Process flow diagram, PFD
- 7.2.1 Description
- 7.2.2 Application
- 7.2.3 Contents
- 7.2.4 Representation
- 7.3 Process and instrumentation diagram, PID
- 7.3.1 Description
- 7.3.2 Application
- 7.3.3 Contents
- 7.3.4 Representation
- 7.4 Process control diagram, PCD
- 7.4.1 Description
- 7.4.2 Application
- 7.4.3 Contents
- 7.4.4 Representation
- 7.5 Typical diagrams, TYD
- 7.5.1 Description
- 7.5.2 Application
- 7.5.3 Contents
- 7.5.4 Representation
- Annex A (informative) Graphical symbols for connections main process equipment, measurement, actuation, and control
- Annex B (informative) Examples of representation of measurement, control, and actuation tasks
- Annex C (informative) Diagram examples
- Annex D (informative) Information exchange between process and control system
- Annex E (informative) Relationship between terms for closed loop control, measurement, actuation, etc.
- Bibliography [Go to Page]