1、 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
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9、:+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-CA
10、E 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:
11、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 repr
12、esentation 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.
13、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
14、 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
15、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(normati
16、ve)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
