SN EN 61346-2 : 2000
Current
The latest, up-to-date edition.
INDUSTRIAL SYSTEMS, INSTALLATIONS AND EQUIPMENT AND INDUSTRIAL PRODUCTS - STRUCTURING PRINCIPLES AND REFERENCE DESIGNATIONS - PART 2: CLASSIFICATION OF OBJECTS AND CODES FOR CLASSES
01-12-2013
Introduction
1 Scope
2 Normative references
3 Definitions
4 Classification principle
5 Classification of objects according to purpose or
task and associated letter codes
6 Classification of infrastructure objects and
associated codes
7 Subclasses
Annex A (informative) Basic requirements for the
definition of letter codes indicating the
types of objects
Annex B (informative) Object-classes related to a
generic process
Annex C (informative) Object-classes related to objects
in a generic infrastructure
Annex D (informative) Letter symbols for measured or
initiating variables
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Figure 1 - The basic process concept
Figure 2 - Classification of objects and relevant letter
codes in a measuring circuit
Figure A.1 - Constituent objects
Figure B.1 - Object-classes related to a process
Figure C.1 - Object-classes related to objects in a
generic infrastructure
Table 1 to 3
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