ISO INTERNATIONAL STANDARD 20242-3 First edition 2011-12-15 Industrial automation systems and integration Service interface for testing applications - Part 3: Virtual device service interface Systemes d'automatisation industrielle et integration Interface de servicepourcontrolerlesapplications- Partie 3: Interface de service de dispositif virtuel Reference number ISO 20242-3:2011(E) ISO ISO2011 ISO 20242-3:2011(E) COPYRiGHTPROTECTEDDOCUMENT ISO2011 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 ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 · CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland ii @ ISO 2011 - All rights reserved Provided by IHS under license with ISO ISO 20242-3:2011(E) Contents Page Foreword Introduction 1 Scope 2 Normative references 3 Terms and definitions. 4 Abbreviated terms. 5 Conventions for service definitions and procedures 5.1 General 5.2 Parameters 5.3 Service procedures. 6 VDSImodel 6.1 Virtual devices and physical devices. 6.2 Structure of VDS.. 6.3 DescriptionofvDSIservices 9 Operating status of a virtual device 37 7.1 ControlVD. 37 7.2 Operating states of virtual devices.. 38 8 Serviceresults 41 8.1 Additional information 41 8.2 Service errors. 42 Annex A (informative) Implementation guidelines for vDSl 46 Bibliography 51 @ ISO 2011 - All rights reserved ili
ISO 20242-3 2011 Industrial automation systems and integration — Service interface for testing applications — Part 3 Virtual device service interface
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