150418580 ESEbSO EOLTSR INTERNATIONALSTANDARDISO4185:1980 TECHNICAL CORRIGENDUM 1 ISO Published 1993-11-01 INTERNATIONAL ORGANIZATIONFOR STANDARD DIZATION·MEKAYHAPOAHAAOPTAHM3ALWANOCTAHAAPTM3ALIMM.ORGANISATIONINTERNATIONALEDENORMALISATION Measurement of liquid flow in closed conduits - Weighing method TECHNICALCORRIGENDUM1 Mesure de debit des liquides dans les conduites fermées -- Methode par pesee RECTIFICATIFTECHNIQUE1 Technical corrigendum 1 to International Standard ISO 4185:1980 was prepared by Technical Committee ISO/Tc 30, Measurementoffluidflow inclosedconduits. Page 2 1.5 Notation Designation of pa, delete "(at 20 °C and 1 bar*)"; delete the footnote "* 1 bar = 105 Pa". Page 19 Annex C, equation (1) Replace the existing equation (1) with the following equation (1). (The brackets have been enlarged to include the entire fraction.) 1/2 ...(.1) UDC 532.575:531.753 Ref. No.ISO 4185:1980/Cor.1:1993(E) Descriptors:flowmeasurement,liquidflow,pipeflow,measuringinstruments,flowmeters,calibration,weightmeasurement,erroranalysis ISO1993 Printed in Switzerland No reproduction or networking permitted without license from IHS Not for Resale O9hTEOO EO6TS9h 4185-80 International Standard OSI 4185 -56-5/ INTERNATIONAL ORGANIZATION FOR STANDARDIZATION+MEXAYHAPOAHAH OPTAHM3AUMA NO CTAHAAPTM3ALWWeORGANISATION INTE RNATIONALE DE NORMALISATION Measurement of liquid flow in closed conduits Weighing method Mesurededebitdes liquidesdansles conduites fermées-Méthodeparpesée First edition - 1980-12-15 UDC532.575:531.753 Ref.No.ISO4185-1980 (E) 086 Descriptors : flow measurement, ligquid flow, pipe flow, measuring instruments, flowmeters, calibrating, weight measurement, error analysis. 85-19 ation for Standardizatior e from IHS Not for Resale Price based on 21 pages -T 9 T9TE0O EO6TS Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards institutes (isO member bodies).Thework of developing Inter- national Standards is carried out through IsO technical committees. Every member body interested in a subject for which a technical committee has been set up has the right to be represented on that committee. International organizations, governmental andnon-governmental,inliaisonwithISo,alsotakepartinthework. Draft International Standards adopted bythetechnical committees arecirculated to thememberbodiesforapprovalbeforetheiracceptanceas International Standardsby theISoCouncil. International Standard ISO4185was developed byTechnical CommitteeISO/TC 30, Measurement of fluid flow in closed conduits,and was circulated to the member bodies in August 1978. It has been approved by the member bodies of the following countries : Australia Germany, F.R. Poland Belgium India Romania Brazil Italy Spain Chile Korea, Rep. of United Kingdom Czechoslovakia Mexico USA Egypt, Arab Rep. of Netherlands USSR France Norway Yugoslavia The member bodies of the following countries expressed disapproval of the document on technical grounds : Japan South Africa, Rep. of Internationaf Organization for Standardization, 1980 Printed in Switzerland