ISO_IEC_28360-12021_ed.2_-_id.82317_Publication_PDF_en.pdf

Information technology Determination of chemical emission rates from electronic equipment Part 1:Using consumablesTechnologies de linformation Dtermination des taux dmission chimique dun quipement lectronique Partie 1:Utilisation de consommablesINTERNATIONAL STANDARDISO/IEC 28360-1Second edition 2021-10Reference number ISO/IEC 28360-1:2021(E)ISO/IEC 2021iiISO/IEC 28360-1:2021(E)COPYRIGHT PROTECTED DOCUMENT ISO/IEC 2021All rights reserved.Unless otherwise specified,or required in the context of its implementation,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 written permission.Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCP 401 Ch.de Blandonnet 8CH-1214 Vernier,GenevaPhone:+41 22 749 01 11Email:copyrightiso.orgWebsite:www.iso.orgPublished in Switzerland ISO/IEC 2021 All rights reserved ISO/IEC 28360-1:2021(E)ISO/IEC 2021 All rights reserved iii Contents Page Foreword.v Introduction.vi 1 Scope.1 2 Conformance.2 3 Normative references.2 4 Terms and definitions.2 5 Symbols and Abbreviated terms.6 5.1 Abbreviated terms.6 5.2 Symbols.7 6 Method overview.8 7 ETC requirements.9 7.1 Construction materials.9 7.2 Air tightness.9 7.3 Air mixing efficiency.10 8 Determination method.10 8.1 Test conditions.10 8.1.1 General.10 8.1.2 Operating temperature and relative humidity(RH).10 8.1.3 Air exchange rate(n).10 8.1.4 Air velocity.10 8.1.5 Sampled air flow.10 8.2 Handling of EUT and ETC.10 8.2.1 Selection and storage of EUT.10 8.2.2 Loading Factor.11 8.2.3 ETC purging.11 8.2.4 Background concentrations(Cbg and Cpbg).11 8.2.5 EUT unpacking.12 8.2.6 Preparation of the EUT before testing.12 8.2.7 EUT installation.12 8.3 EUT Operation during Test.13 8.3.1 General.13 8.3.2 Pre-operating phase.13 8.3.3 Operating phase.13 8.3.4 Post-operating phase.14 8.3.5 Recording of EUT operation.14 8.4 VOC and carbonyl compounds.14 8.4.1 Sorbents.14 8.4.2 Sample collection.14 8.4.3 Emission rate calculation.15 8.4.4 Total VOC emission rate.17 8.5 Ozone.17 8.5.1 Analyser and sampling line requirements.18 8.5.2 Monitoring.18 8.5.3 Emission rate calculation.18 8.6 Particulate matter.19 8.6.1 Weighing and Filter conditioning.20 8.6.2 Sampling.20 8.6.3 Emission rate calculation.20 8.7 Fine and Ultrafine Particles(FP and UFP).21 8.7.1 General Requirements for Aerosol Measuring Systems(AMS).22 8.7.2 Measurement.24 8.7.3 Calculation.24 ISO/IEC 28360-1:2021(E)iv ISO/IEC 2021 All rights reserved 9 Test report.28 Annex A(normative)Print Patterns.31 A.1 Monochrome print pattern,5%coverage.31 A.2 Colour print pattern,20%coverage.33 Annex B (normative)Preparatory AMS Test Procedures.34 B.1 Procedures for operational readiness of AMS.34 B.1.1 Particle size concentration range measurements.34 B.1.2 Particle number concentration range measurements.34 B.2 Procedures for operational readiness test of Fast AMS.35 B.2.1 Set up of instrument.35 B.2.2 Preparation for measurement.35 B.3 Procedures for operational readiness test of CPC.36 B.3.1 Set up the instrument.36 B.3.2 Preparation for measurement.37 Annex C(informative)Model for QEM.38 C.1 Objectives.38 C.2 Approach.38 C.3 General mass balance and concentration equations.40 C.4 Background Concentration.40 C.5 Emission rate calculation.41 C.5.1 Emission during pre-operating phase.41 C.5.2 Emission during operating phase.41 Annex D(informative)Model for CEM.45 D.1 Objectives.45 D.2 Approach.45 D.3 General mass balance and concentration equations.47 D.4 Background concentrations.47 D.5 Emission rate calculation.47 D.5.1 Emission during pre-operating phase.47 D.5.2 Emission during operating and post-operating phase.48 Annex E(Informative)DE-UZ 205 Options.52 Bibliography.54 ISO/IEC 28360-1:2021(E)ISO/IEC 2021 All rights reserved v Foreword ISO(the International Organization for Standardization)and IEC(the International Electrotechnical Commission)form the specialized system for worldwide standardization.National bodies that are members of ISO or IEC participate in the development of International Standards through technical committees established by the respective organization to deal with particular fields of technical activity.ISO and IEC technical committees collaborate in fields of mutual interest.Other international organizations,governmental and non-governmental,in liaison with ISO and IEC,also take part in the work.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives,Part 1.In particular,the different approval criteria needed for the different types of document should be noted(see www.iso.org/directives or www.iec.ch/members_experts/refdocs).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.ISO and IEC shall not be held re