IEC_62424-2008.pdf

IEC 62424Edition 1.0 2008-08INTERNATIONAL STANDARD Representation of process control engineering Requests in P&I diagrams and data exchange between P&ID tools and PCE-CAE tools IEC 62424:2008(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2008 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permission in writing from either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About the IEC The International Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electrical,electronic and related technologies.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigenda or an amendment might have been published.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 62424Edition 1.0 2008-08INTERNATIONAL STANDARD Representation of process control engineering Requests in P&I diagrams and data exchange between P&ID tools and PCE-CAE tools INTERNATIONAL ELECTROTECHNICAL COMMISSION XFICS 35.240.50;25.040.40 PRICE CODEISBN 2-8318-9942-7 Registered trademark of the International Electrotechnical Commission LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 62424 IEC:2008(E)CONTENTS FOREWORD.6 INTRODUCTION.8 1 Scope.10 2 Normative references.10 3 Terms and definitions.10 4 Abbreviations.14 5 Conformity.15 6 Representation of PCE requests in a P&ID.16 6.1 PCE request and PCE loop.16 6.2 Objectives and principles.17 6.3 Requirements for the identification and representation of PCE requests.17 6.3.1 General.17 6.3.2 Types of lines.18 6.3.3 Displaying the location of the operator interface.18 6.3.4 PCE categories and processing functions.19 6.3.5 PCE request reference designation scheme.22 6.3.6 PU-vendor and typical identification.23 6.3.7 Device information.23 6.3.8 Alarming,switching and indicating.24 6.3.9 Safety-relevant,GMP and quality-relevant PCE requests.24 6.3.10 PCE control functions.25 7 Neutral data exchange of PCE relevant P&ID information.26 7.1 Objectives.26 7.2 Meaning of P&ID elements.26 7.3 PCE relevant information of P&ID tools.27 7.4 Formal description of PCE relevant information of P&ID tools.28 7.4.1 General.28 7.4.2 Modeling PCE relevant information using the CAEX system description language.29 7.4.3 Basic CAEX mappings.29 7.4.4 Mapping of a PCE request interface to an external interface of the corresponding plant hierarchy item.31 7.4.5 CAEX description of direct links between PCE request interfaces of different plant hierarchy items.33 7.4.6 PCE loops.34 8 Additional PCE attributes.35 Annex A(normative)CAEX Data model for machine information exchange.36 Annex B(informative)Examples of PCE requests.109 Annex C(normative)Full XML schema of the CAEX Model.119 Annex D(informative)CAEX modelling examples.128 Bibliography.135 Figure 1 Information flow between P&ID and PCE tool.9 Figure 2 Organization of PCE requests.17 Figure 3 General representation of a PCE-Request in a P&ID.18 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.62424 IEC:2008(E)3 Figure 4 Multi-sensor element.18 Figure 5 Local interface.19 Figure 6 Manually operated switch in local c