ISO INTERNATIONAL STANDARD 11161 Second edition 2007-05-15 Safety of machinery Integrated manufacturing systems Basic requirements Sécurite des machines Systemes de fabrication integrés- Prescriptionsfondamentales Reference number ISO 11161:2007(E) @ ISO 2007 oyIHSunder g/1111111164 ted without license from IHS 82:50 MST ISO 11161:2007(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHTPROTECTEDDOCUMENT @ISO2007 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-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2007 - All rights reserved I without license from IHS ISO 11161:2007(E) Contents Page Foreword. Introduction vi 1 Scope 2 Normative references .. 3 Terms and definitions . 4 Strategy for risk assessment and risk reduction .6 4.1 General.... 4.2 Specification of the limits of the IMS. .6 4.3 Determination of the task.......... 4.4 Identifying hazardous situations... .8 4.5 Risk estimation and risk evaluation... 8 4.6 8 5 10 5.1 Specifications of the IMS. 10 5.2 Identification of hazards and hazardous situations... 12 5.3 Risk estimation ... 13 5.4 Risk evaluation..... 14 6 Risk reduction... 14 6.1 Protective measures. 14 6.2 Validation of the protective measures.. 7 Task zone(s) 14 7.1 .14 7.2 Determination 7.3 Design.. .15 7.4 Functional analysis... 16 8 Safeguarding and span of control ... 16 8.1 16 8.2 Span of control.... 8.3 Electrical equipment requirements.. 17 8.4 Modes.. 17 8.5 18 8.6 Protective measures when safeguards are suspended 18 8.7 Muting and blanking.... 20 8.8 Control .20 8.9 Reset of perimeter safeguarding devices ......... 8.10 Start/restart... 21 8.11 Emergency stop..... 22 8.12 Measures for the escape and rescue of trapped persons............... 9 Information for use .. .22 9.1 General. 22 9.2 Marking .. 23 10 Validation of the design .... .23 10.1 Validation that the design meets the requirements. 23 10.2 Validation of the protective measures.... Annex A (informative) Examples of integrated manufacturing systems (IMSs)...... Annex B (informative) Flow of information between the integrator, user and suppliers.... 27 ili Copyright InternatinalOrganizationfsandardizallon'ghtsreserved e from IHS :50 MST ISO 11161:2007(E) Annex C (informative) Span of control examples within an IMs Annex D (informative) Temporary observation of the automatic process Bibliography @ISO2007-Allrightsreserved oy IHS under lic itted without license from IHS tfo 82:50 MST ISO 11161:2007(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out through ISO International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. The main task of techn