EN IS0 2884-2 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM July 2024 ICS 87.040 SupersedesENIS02884-2:2006 English Version Paints and varnishes - Determination of viscosity using rotational viscometers - Part 2: Relative measurement of viscosity using disc or ball spindles at specified speeds (IS0 2884-2:2024) Peintures et vernis - Détermination de la viscosite au Beschichtungsstoffe -Bestimmung der Viskositat mit moyen de viscosimetres rotatifs - Partie 2: Mesurage Rotationsviskosimetern -Teil 2:Relative relatif de la viscosite avec des agitateurs a disque ou a Viskositatsmessung mit Scheiben- oder Kugelspindeln bille a des vitesses specifiées (IS0 2884-2:2024) bei festgelegten Drehzahlen (IS0 2884-2:2024) This European Standard was approved by CEN on 28 December 2023. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkiye and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHESKOMITEE FURNORMUNG CEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels 2024CEN All rights of exploitation in any form and by any means reserved Ref.No.ENISO 2884-2:2024 E worldwide for CEN national Members ENIS02884-2:2024 (E) European foreword This document (EN IS0 2884-2:2024) has been prepared by Technical Committee IS0/TC 35 "Paints and varnishes"in collaboration with Technical Committee CEN/TC 139"Paints and varnishes"the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an be withdrawn at the latest by January 2025. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. This documentsupersedes ENIS0 2884-2:2006. Any feedback and questions on this document should be directed to the users' national standards body/national committee.A complete listingof these bodies canbefound on the CEN website. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Tirkiye and the United Kingdom. Endorsement notice The text of IS02884-2:2024 hasbeen approved byCEN as ENIS02884-2:2024 without any modification Contents Page Foreword. .iv 1 Scope .1 2 .1 Normativereferences 3 Terms and definitions .1 4 Measuring assembly. 1 4.1 General. 1 4.2 Spindles. 2 4.3 Container 3 4.4 Temperature control device, 3 4.5 Reference fluids .3 5 Sampling. .3 6 Checkingthe measuring assembly .3 7 Performance ofthe measurement .4 7.1 General 4 7.2 Withareferencefluid 4 7.3 With a sample 4 8 Repeatability and measur