IEC_61097-6-2019.pdf

IEC 61097-6 Edition 2.2 2019-07 CONSOLIDATED VERSION Global maritime distress and safety system(GMDSS)Part 6:Narrowband direct-printing telegraph equipment for the reception of navigational and meteorological warnings and urgent information to ships(NAVTEX)IEC 61097-6:2005-12+AMD1:2011-12+AMD2:2019-07 CSV(en)colourinsideTHIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2019 IEC,Geneva,Switzerland 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 IEC or IECs 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,please contact the address below or your local IEC member National Committee for further information.IEC Central Office Tel.:+41 22 919 02 11 3,rue de Varemb infoiec.ch CH-1211 Geneva 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.About IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sure that you have the latest edition,a corrigendum or an amendment might have been published.IEC publications search-webstore.iec.ch/advsearchform The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and once a month by email.IEC Customer Service Centre-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:salesiec.ch.Electropedia-www.electropedia.org The worlds leading online dictionary on electrotechnology,containing more than 22 000 terminological entries in English and French,with equivalent terms in 16 additional languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC Glossary-std.iec.ch/glossary 67 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC 61097-6 Edition 2.2 2019-07 CONSOLIDATED VERSION Global maritime distress and safety system(GMDSS)Part 6:Narrowband direct-printing telegraph equipment for the reception of navigational and meteorological warnings and urgent information to ships(NAVTEX)INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 47.020.70 ISBN 978-2-8322-7177-3 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinsideIEC 61097-6 Edition 2.2 2019-07 REDLINE VERSION Global maritime distress and safety system(GMDSS)Part 6:Narrowband direct-printing telegraph equipment for the reception of navigational and meteorological warnings and urgent information to ships(NAVTEX)IEC 61097-6:2005-12+AMD1:2011-12+AMD2:2019-07 CSV(en)colourinside 2 IEC 61097-6:2005+AMD1:2011+AMD2:2019 CSV IEC 2019CONTENTS FOREWORD.6 INTRODUCTION.8 INTRODUCTION to Amendment 1.8 INTRODUCTION to Amendment 2.8 1 Scope.9 2 Normative references.9 3 Definitions and abbreviations.10 3.1 Definitions.10 3.2 Abbreviations.10 4 Performance requirements.11 4.1 General.11 4.2 General characteristics.11 4.3 Specific characteristics.12 4.3.1 B1 and B2 characters.12 4.3.2 B3 and B4 characters.12 4.3.3 Preamble.12 4.3.4 Repetition of printing/display.12 4.3.5 Mandatory printing/display.13 4.3.6 Reception of messages with character errors.13 4.3.7 Controls and indicators.13 4.3.8 Programmable control memories.13 4.3.9 Alarms.13 4.3.10 Test facilities.14 4.4 Interfaces.15 4.5 Receiver.15 4.5.1 Number of receivers.15 4.5.2 Receive frequencies.15 4.5.3 Sensitivity.16 4.6 Display.16 4.6.1 General.16 4.7 Integral printer.17 4.7.1 General.17 4.8 NAVTEX message memory.18 4.8.1 Equipment without integral printers.18 4.8.2 Equipment with integral printer.18 4.9 Power supplies.19 4.10 Source of UTC.19 5 Test conditions.19 5.1 General.19 5.2 Performance test.20 5.3 Performance check.20 5.4 Normal and extreme conditions.20 5.4.1 Normal test conditions.20 5.4.2 Extreme test conditions.20 5.4.3 Excessive test conditions.21 IEC 61097-6:2005+AMD1:2011 3 +AMD2:2019 CSV IEC 2019 5.5 Standard test signal.21 5.6 Standard test file.22 5.7 Arrangement for test signal applied to the receiver input.22 5.8 Artificial antennas.22 5.9 Measurement uncertainty.23 5.10 Interpretations of measurement results.23 5.11 Conducte