BS ISO 2382-21:1985

0. Introduction
Section one. General
1. Scope and field of application
2. Principles and rules followed
2.1 Definition of an entry
2.2 Organization of an entry
2.3 Classification of entries
2.4 Selection of terms and wording of definitions
2.5 Multiple meanings
2.6 Abbreviations
27 Use of parentheses
2.8 Use of brackets
2.9 Use of terms printed in italic typeface in
       definitions and use of asterisk
2.10 Spelling
2.11 Organization of the alphabetical index
Section two. Terms and definitions
       21. Interfaces between process computer systems
              and technical processes
       21.01 General
       21.02 Interconnection between computer system and
              process interface system
       21.03 Process interface system
       21.04 Interconnection between process interface
              system and process control equipment
       21.05 Technical process
Alphabetical indexes
English
French

Describes in two languages, terms and definitions of selected concepts relevant to the field of data processing and identifies relationships between the entries. In order ot facilitate their translation into other languages, the definitions are drafted so as to avoid, as far as possible, any peculiarity attached to a language. This part defines the most currently used concepts in the links between the technical processes and the process computer systems. It deals in particular with the process interface system and the process control equipment and their relationship.