IEC IEC61158-5-4 Edition 4.02023-03 INTERNATIONAL STANDARD NORME INTERNATIONALE Industrial communication networks - Fieldbus specifications - Part 5-4: Application layer service definition - Type 4 elements Reseaux de communication industriels - Spécifications des bus de terrain - Partie 5-4: Definition des services de la couche application - Elements de type 4 IEC 61158-5-4:2023-03(en-f THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2023 IEC, Geneva, Switzerland or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEC or IEC's 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, piease contact the address below or your local IECmemberNational Committeefor further information. Droits de reproduction reserves.Sauf indication contraire, aucune partie de cette publication ne peut étre reproduite ni utilisée sous quelqueforme que ce soit et par aucun procedé,électronique ou mécanique,y compris laphotocopie et les microfilms, sans I'accord écrit de I'lEC ou du Comite national de I'lEC du pays du demandeur.Si vous avez des questions sur le copyright de I'lEC ou si vous désirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnees ci-apres ou contactez le Comite national de I'lEC de votre pays de résidence IEC Secretariat Tel.: +4122 919 0211 3,rue deVarembé [email protected] CH-1211Geneva 20 www.iec.ch Switzerland 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. AboutIECpublications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latestedition,acorrigendumoranamendmentmighthavebeenpublished. IECpublicationssearch-webstore.iec.ch/advsearchform IECProducts &Services Portal-products.iec.ch The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the variety of criteria(referencenumber,text,technical publications previews.Witha subscriptionyouwill always have committee, ..). It also gives information on projects, replaced access to up to date content tailored to your needs. and withdrawn publications. Electropedia-www.electropedia.org IEC JustPublished-webstore.iec.ch/justpublished The world's leading online dictionary on electrotechnology, Stay up to date on all new IEC publications. Just Published containing more than 22 300 terminological entries in English details all new publications released.Available online and once and French, with equivalent terms in 19 additional languages. a month by email. Also known as the international Electrotechnical Vocabulary (IEV) online IECCustomerServiceCentre-webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance,please contact the Customer Service Centre: [email protected]. Aproposde I'IEc La Commission Electrotechnique Internationale (lEC) est la premiere organisation mondiale qui élabore et publie des A propos des publications IEC Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possédez I'édition la plus récente,un corrigendumouamendementpeutavoirétepublie. Recherche de publications IEC . IEc Products & Services Portal - products.iec.ch webstore.iec.ch/advsearchform Decouvrez notre puissant moteur de recherche et consultez La recherche avancee permet de trouver des publications IEC gratuitement tous les apercus des publications. Avec un en utilisant differents criteres (numero de reference, texte, abonnement, vous aurez toujours acces a un contenu a jour comite d'etudes, ...). Elle donne aussi des informations sur les adapteavosbesoins projets et les publications remplacees ou retirees. Electropedia-www