BS ENIEC 60565-2:2019 BSl Standards Publication Underwater acoustics Hydrophones - Calibration of hydrophones Part 2: Procedures for low frequency pressure calibration bsi. BS EN IEC 60565-2:2019 EN IEC 60565-2 EUROPEAN STANDARD NORMEEUROPEENNE EUROPAISCHE NORM November 2019 ICS 17.140.50 English Version Underwater acoustics - Hydrophones - Calibration of hydrophones - Part 2: Procedures for low frequency pressure calibration (IEC 60565-2:2019) Wasserschall - Hydrophone - Kalibrierung von Acoustique sous-marine - Hydrophones - Etalonnage des hydrophones - Partie 2: Procédures pour I'étalonnage a Hydrophonen - Teil 2: Verfahren fur niederfrequente basse pression de frequence Druckkalibrierung (IEC 60565-2:2019) (IEC 60565-2:2019) This European Standard was approved by CENELEC on 2019-10-24. CENELEC 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 CENELEC 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 CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comité Européen de Normalisation Electrotechnique Europaisches Komitee fir Elektrotechnische Normung CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels Ref. No. EN IEC 60565-2:2019 E BS EN IEC 60565-2:2019 EN IEC 60565-2:2019 (E) European foreword The text of document 87/720/FDIS, future edition 1 of IEC 60565-2, prepared by IEC/TC 87 "Ultrasonics" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN IEC 60565-2:2019. The following dates are fixed: (dop) 2020-07-24 latest date by which the national standards conflicting with the (dow) 2022-10-24 document have to be withdrawn Attention is drawn to the possibility that some of the elements of this document may be the subject of Endorsement notice Standard without any modification In the official version, for Bibliography, the following note has to be added for the standard indicated: IEC 60565:2006 NOTE Harmonized as EN 60565:2007 (not modified) 2