ISO INTERNATIONAL STANDARD 14253-5 First edition 2015-09-01 Geometrical product specifications (GPS) Inspection by measurement of workpieces and measuring equipment Part 5: Uncertainty in verification testing of indicating measuring instruments Spécification géométrique des produits (GPS) - Verification par la mesure des pieces et des équipements de mesure - Partie 5: Incertitude liée aux essais de verification des appareils de mesure indicateurs Reference number IS0 14253-5:2015(E) ISO International Organization for Standardization @ IS0 2015 ndardization 5956617 ed without license from IHS IS0 14253-5:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2015, 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 written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch. de Blandonnet 8 · CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org Internatinai br DrganizationforStandardization Not for Resale, 2015/11/11 09:03:08 networking permited withoutlicense from IHS IS0 14253-5:2015(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 General. ..6 5 Test measurand. ..7 5.1 General. .7 5.2 Input quantities and test measurand definition 6 Tester responsibility criterion .9 7 Specific issues in testing indicating measuring instruments ..11 7.1 General ..11 7.2 Errors of the indicating measuring instrument. .11 7.3 Errors in user-provided quantity values. .12 7.4 Using alternative test equipment. ..12 Annex A (informative) Guidance on using alternative test equipment ..14 Annex B (informative) Relation to the GPS matrix model ..16 Bibliography ..17 iii icensee=Zhejiang Institute of Standardization 5956617 thout license from IHS