BS ISO 15081:2011 BSI Standards Publication Agricultural egquipment 一 Graphical symbols for pressurized irrigation systems bsi. ..making excellence a habit? BSISO15081:2011 BRITISHSTANDARD National foreword ThisBritishStandardistheUKimplementationofISO15081:2011.It supersedes BS ISO 15081:2005 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee AGE/30, Irrigation and drainage equipment. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @The British Standards Institution 2012 ISBN9780580709968 ICS 01.080.30; 65.060.35 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committeeon 31January 2012. Amendments issued since publication Date Textaffected BSISO15081:2011 INTERNATIONAL ISO STANDARD 15081 Second edition 2011-12-01 Agricultural equipmentGraphica symbols for pressurized irrigation systems Materiel agricole Symboles graphiques des systemes d'irrigation souspression Reference number ISO 15081:2011(E) ISO2011 BSISO15081:2011 ISO15081:2011(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2011 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 [email protected] Web www.iso.org Published in Switzerland ii @IsO 2011 -All rights reserved BSISO15081:2011 ISO15081:2011(E) Contents Page Foreword iv 1 Scope. 2 Normative references 3 General rules 4 Symbols for piping and piping accessories 5 Symbols for connections and joints 6 Symbolsforvalves 6.1 Symbols for valves according to structure. 6.2 Symbols for valves according to operation 6.3 Symbols for valves according to function 7 Symbols for pumps. 8 Symbols formeasuring devices 9 Symbols for water-application equipment .8 10 Symbols for filters. 11 Symbols for chemical injectors 12 Symbols for irrigation machines 9 13 Symbols for irrigation controller 9 Bibliography 10 @ ISO 2011 All rights reserved ii BSISO15081:2011 ISO 15081:2011(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (lSOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISo Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/lECDirectives,Part2 The main task of technical committees is to prepare International Standards. Draft International Standards International Standard requiresapproval byat least75%of the memberbodiescastingavote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. This second edition cancels and replaces the first edition (IsO 15081:2005), which has been technically revised. iv @ ISO 2011 -All rights reserved BS ISO 15081:2011 INTERNATIONAL STANDARD ISO 15081:2011(E) Agricultural equipment Graphical symbols for pressurized irrigation systems Scope This International Standard establishes graphical symbols for use on drawings and diagrams relating to the series of International Standards. Normativereferences The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any am