ISO INTERNATIONAL STANDARD 7240-23 First edition 2013-01-15 Fire detection and alarm systems Part 23: Visual alarm devices Systemes de détection et d'alarme d'incendie - Partie 23: Dispositifs d'alarme visuels Reference number IS0 7240-23:2013(E) LSO IS02013 by IHS under lice ted without license from IHS Not for Resale IS0 7240-23:2013(E) COPYRIGHTPROTECTEDDOCUMENT IS02013 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.+41227490111 Fax +41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ IS0 2013 - All rights reserved No reproductic etworking permitted without license from IHS Not for Resale IS0 7240-23:2013(E) Contents Page Foreword ..iv Introduction. ..vi 1 Scope. .1 2 Normative references 3 Terms, definitions and abbreviations .2 3.1 Terms and definitions .2 3.2 Abbreviations.... ..3 4 Requirements. .3 4.1 Compliance .3 4.2 Deviceclass .3 4.3 Minimum and maximum effective light intensity 4 4.4 Lightcolour .4 4.5 Light pattern and frequency of flashing 4 4.6 Durability .4 4.7 Construction .4 4.8 Manufacturer's adjustments. .5 4.9 On-site adjustment of mode or behaviour .5 4.10 Marking and data .5 4.11 Additional requirements for software controlled visual alarm devices 4.12 Synchronization Optional function ..8 5 Tests. .8 5.1 General. ..8 5.2 Reproducibility 10 5.3 Variation of effective luminous intensity .11 5.4 Operational performance. .11 5.5 Durability .12 5.6 Dry heat (operational) .12 5.7 Dry heat (endurance) .13 5.8 Coid (operational) 14 5.9 Damp heat, cyclic (operational) .15 5.10 Damp heat, steady-state (endurance) .16 5.11 Damp heat, cyclic (endurance) 17 5.12 Sulfur dioxide (SO2) corrosion (endurance) 18 5.13 Shock (operational) 19 5.14 Impact (operational) 20 5.15 Vibration, sinusoidal (operational) 21 5.16 Vibration, sinusoidal (endurance) .22 5.17 Electromagnetic compatibility (EMC), immunity (operational) 23 5.18 Enclosure protection. .24 5.19 Flash synchronisation testing (optional function) .26 6 Test report .27 Annex A (normative) Method for measuring the light distribution from a visual alarm device. .....9. Annex B (normative) Comparative light output level measurement for visual alarm devices. ....36 Annex C (informative) Construction of the light test chamber and associated equipment for comparativemeasurements .38 Annex D (informative) Comparison of flammability test requirements ..40 Bibliography ..42 iii se with ISt ed without license from IHS Not for Resale