2 Normative references

The following standards contain provisions which, through reference in this text, constitute provisions of this part of ISO 10303. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this part of ISO 10303 are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. Members of IEC and ISO maintain registers of currently valid International Standards.

• IEC 61360, Standard data elements for electrical components.
• ISO 10303-1, Industrial automation systems and integration - Product data representation and exchange - Part 1: Overview and fundamental principles.
• ISO 10303-11, Industrial automation systems and integration - Product data representation and exchange - Part 11: Description methods: The EXPRESS language reference manual.
• ISO 10303-21, Industrial automation systems and integration - Product data representation and exchange - Part 21: Clear text encoding of the exchange structure.
• ISO 10303-31, Industrial automation systems and integration - Product data representation and exchange - Part 31: Conformance testing methodology and framework: General concepts.
• ISO 10303-41, Industrial automation systems and integration - Product data representation and exchange - Part 41: Integrated generic resource: Fundamentals of product description and support.
• ISO 10303-104, Industrial automation systems and integration - Product data representation and exchange - Part 104: Integrated application resource: Finite element analysis.

3 Terms, definitions, and abbreviations

3.1 Terms defined in ISO 10303-1

This part of ISO 10303 makes use of the following terms defined in ISO 10303-1.

• application;
• application protocol;
• integrated resource;
• product;

3.2 Terms defined in ISO 10303-1036

This part of ISO 10303 makes use of the following terms defined in ISO 10303-1036.

• property;
• independent property definition.

3.3 Terms defined in this part of ISO 10303

3.3.1
property space
characteristic space
property type
property (deprecated)
set of possible values or magnitudes of a physical phenomenon

NOTE - An independent property definition is a class that a physical thing can be a member of. Whether or not a physical thing is a member of the class is determined by the result of an observation or measurement.

A property space is a class that an independent property definition can be a member of. Whether or not an independent property definition is a member of the class is determined by the nature of the physical phenomenon that is observed or measured.

NOTE - Both relative and absolute time are property spaces. Both relative and absolute position are property spaces.

3.4 Abbreviations