ISO INTERNATIONAL STANDARD 7240-22 Second edition 2017-09 Firedetectionandalarmsystems - Part 22: Smoke-detection equipmentfor ducts Systemes dedetection etd'alarme d'incendie- Partie22:Equipementdedetectiondesfumeesdans les conduits Referencenumber IS07240-22:2017(E) @IS02017 IS07240-22:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS02017,Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying,or posting on the internet or an intranet, without prior the requester. ISOcopyrightoffice Ch.deBlandonnet8·CP 401 CH-1214Vernier,Geneva,Switzerland Tel.+41227490111 Fax+412274909 47 [email protected] www.iso.org ii IS02017-Allrightsreserved IS07240-22:2017(E) Contents Page Foreword .vi Introduction vii 1 Scope .1 2 Normativereferences 3 Terms anddefinitions .2 4 Requirements 2 4.1 Compliance 2 4.2 Visual alarm indication. 2 4.3 Connectionofancillarydevices 2 4.4 Monitoring ofdetachabledetectors 3 4.5 Manufacturer's adjustments 3 4.6 On-siteadjustmentofresponsebehaviour 3 4.7 Requirementsforsoftware-controlledsmoke-detectionequipmentforducts 3 4.7.1 General. 3 4.7.2 Software design. 3 4.7.3 Storage of programs and data 3 5 Tests 4 5.1 General 4 5.1.1 Atmosphericconditionsfortests 4 5.1.2 Mountingarrangements. 4 5.1.3 Operatingconditionsfortests 4 5.1.4 Tolerances. 4 5.1.5 Responsethresholdvalue 4 5.1.6 Provisionfortests. 5 5.1.7 Testschedule 6 5.1.8 Test report 6 5.2 Repeatability. 6 5.2.1 Objectoftest 6 5.2.2 Test procedure 6 5.2.3 Requirements 7 5.3 Reproducibility 7 5.3.1 Objectoftest 7 5.3.2 Test procedure 7 5.3.3 Requirements 7 5.4 Variation insupplyparameters 7 5.4.1 Objectoftest. 7 5.4.2 Test procedure 8 5.4.3 Requirements. 8 5.5 Dazzling 8 5.5.1 Objectoftest. 8 5.5.2 Test procedure 8 5.5.3 Requirements 9 5.6 Dryheat (operational) 9 5.6.1 Object oftest. 9 5.6.2 Test procedure 9 5.6.3 Requirements. 10 5.7 Cold (operational) 10 5.7.1 Objectoftest 10 5.7.2 Testprocedure 10 5.7.3 Requirements 11 5.8 Dampheat,steady-state (operational) 11 5.8.1 Objectoftest 11 ili IS02017-Allrightsreserved