International ISO Standard ISO15926-6 First edition Industrial automation systems 2024-12 and integration Integration of life-cycle data for process plants including oil and gas production facilities - Part 6: Rules for the development and validation of reference data of IsO/ TS 15926-4 Systemesd'automatisation industrielleetintegration- Integrationdedonnees decycledeviepourles industriesde "process"y compris les usines de production de pétrole et de gaz Partie 6:Regles relatives a I'elaboration et a la validation des donnees dereferencedeI'IS0/TS15926-4 Referencenumber IS015926-6:2024(en) ISO2024 IS015926-6:2024(en) COPYRIGHTPROTECTED DOCUMENT @IS02024 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either Iso at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch.de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Email:copyright@iso.org Website: www.iso.org Published in Switzerland IS0 2024-All rights reserved ii IS015926-6:2024(en) Contents Page Foreword V Introduction .vi 1 Scope. .1 2 Normativereferences .1 3 Terms, definitions, symbols and abbreviated terms .2 12 3.1 Termsanddefinitions 3.2 Symbols. 5 3.3 Abbreviatedterms .5 General principles forthe content ofa reference data library (RDL) 5 4 4.1 Structure of the rules forattributes in thisdocument .5 4.2 Namingconventionforattributes 6 4.3 Presentation convention. 6 4.4 Defining a reference data library. 6 4.4.1 Definition and content of a reference data library. 6 4.4.2 Reference data library and reference data item 6 4.4.3 Minimum information aboutareferencedataitem .6 4.4.4 Reference data library. .7 4.5 Reference data item identification 7 4.5.1 Category of reference data item identification. 7 4.5.2 Types of reference dataitemidentification 7 4.5.3 Types oftextdefinitionsand notes ofareferencedataitem 8 4.6 Classifications .8 .8 4.6.1 General 4.6.2 Class of inheritance relationship (Attribute: Superclass#) .10 4.6.3 Grouping based onIS015926-2entities.. .10 4.7 Attributes forunits of measure (UoM) .10 Referencedataitemattributes 11 5 5.1 Attribute:URI .11 5.1.1 General .11 5.1.2 Assignment of URI .11 5.1.3 Syntax of URI .11 5.2 Attribute:UniqueNumber 12 5.3 Attribute:UniqueName. 13 5.4 Attribute: Synonym1 13 5.5 Attribute:Synonym2 .14 5.6 Attribute:TextDefinition .14 5.6.1 Content of a reference data item text definition .14 5.6.2 Reference data item definition by explicit text. .14 5.6.3 Referencedataitemtextdefinitionbyexplicittexttakenfroma source 15 5.6.4 Referencedataitemtextdefinitionbydocumentreference. .17 5.6.5 Requirementsfor areference data item text definition. .18 5.6.6 Use of a reference data item human-interpretable identifier in atext definition .18 5.6.7 Standardformsforareferencedataitemtextdefinition .19 5.7 Attribute: Source 22 5.8 Attribute: Notes. 22 5.9 Attribute: Superclass1 22 5.10 23 Attribute: Superclass2 5.11 23 Attribute: Superclass3 5.12 Attribute: Superclass4 23 5.13 23 Attribute: Superclass5 23 5.14 Attribute:IS015926-2Entity 5.15 23 Attribute:Classification1 5.16 Attribute:Classification2 23 IS0 2024-All rights reserved iii