1、INTERNATIONALSTANDARDIEC61158-4Third edition2003-05Digital data communicationsfor measurement and control Fieldbus for use in industrialcontrol systems Part 4:Data link protocol specificationReference numberIEC 61158-4:2003(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATI
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8、re:Email:custserviec.chTel:+41 22 919 02 11Fax:+41 22 919 03 00LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.INTERNATIONALSTANDARDIEC61158-4Third edition2003-05Digital data communicationsfor measurement and control Fieldbus for use i
9、n industrialcontrol systems Part 4:Data link protocol specification IEC 2003 Copyright-all rights reservedNo part of this publication may be reproduced or utilized in any form or by any means,electronic ormechanical,including photocopying and microfilm,without permission in writing from the publishe
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11、l Commission LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61158-4 IEC:2003(E)CONTENTS FOREWORD.24 0 Introduction.27 0.1 General.27 0.2 Nomenclature for references within this standard.27 1 Scope and object.29 1.1 Overview.29 1.2 S
12、pecifications.30 1.3 Procedures.32 1.4 Applicability.32 1.5 Conformance.32 2 Normative references.32 3 Terms and definitions.33 3.1 Reference model terms and definitions.33 3.2 Service convention terms and definitions.35 3.3 Common terms and definitions.36 3.4 Type 1:Additional terms and definitions
13、.39 3.5 Type 2:Additional terms and definitions.45 3.6 Type 3:Additional terms and definitions.52 3.7 Type 4:Additional terms and definitions.54 3.8 Type 5:Additional terms and definitions.55 3.9 Type 6:Additional terms and definitions.55 3.10 Type 7:Additional terms and definitions.65 3.11 Type 8:A
14、dditional terms and definitions.67 4 Symbols and abbreviations.69 4.1 Common symbols and abbreviations.69 4.2 Type 1:Additional symbols and abbreviations.69 4.3 Type 2:Additional symbols and abbreviations.73 4.4 Type 3:Additional symbols and abbreviations.74 4.5 Type 4:Additional symbols and abbrevi
15、ations.78 4.6 Type 5:Additional symbols and abbreviations.79 4.7 Type 6:Additional symbols and abbreviations.79 4.8 Type 7:Additional symbols and abbreviations.80 4.9 Type 8:Additional symbols and abbreviations.81 5 DL-protocol elements common to multiple DL-protocol Types.84 5.1 Frame check sequenc
16、e.84 6 Type 1:Overview of the DL-protocol.88 6.1 Three-level model of the DLL.88 6.2 Service provided by the DLL.91 6.3 Structure and definition of DL-addresses.97 6.4 Service assumed from the PhL.109 6.5 Functions of the DLL.112 6.6 Functional classes.114 6.7 Local parameters,variables,counters,timers and queues.116 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61158-4 IEC:2003(E)3 7 Type 1:General structure and encoding of PhID
