EN IEC 62828-5:2020

SLOVENSKI STANDARD
01-december-2020
Referenčni pogoji in postopki za preskušanje industrijskih in procesnih merilnih
oddajnikov - 5. del: Posebni postopki za oddajnike pretoka (IEC 62828-5:2020)
Reference conditions and procedures for testing industrial and process measurement
transmitters - Part 5: Specific procedures for flow transmitters (IEC 62828-5:2020)
Referenzbedingungen und Testmethoden für Industrie- und
Prozessmessgrößenumformer - Teil 5: Spezielle Testmethoden für Durchflusstransmitter
(IEC 62828-5:2020)
Conditions de référence et procédures pour l'essai des transmetteurs de mesure
industriels et de processus - Partie 5: Procédures spécifiques pour les transmetteurs de
débit (IEC 62828-5:2020)
Ta slovenski standard je istoveten z: EN IEC 62828-5:2020
ICS:
25.040.40 Merjenje in krmiljenje Industrial process
industrijskih postopkov measurement and control
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 62828-5

NORME EUROPÉENNE
EUROPÄISCHE NORM
September 2020
ICS 17.200.20; 25.040.40
English Version
Reference conditions and procedures for testing industrial and
process measurement transmitters - Part 5: Specific procedures
for flow transmitters
(IEC 62828-5:2020)
Conditions de référence et procédures pour l'essai des Referenzbedingungen und Testmethoden für Industrie- und
transmetteurs de mesure industriels et de processus - Prozessmessgrößenumformer - Teil 5: Spezielle
Partie 5: Procédures spécifiques pour les transmetteurs de Testmethoden für Durchflusstransmitter
débit (IEC 62828-5:2020)
(IEC 62828-5:2020)
This European Standard was approved by CENELEC on 2020-09-22. 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.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
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.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2020 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 62828-5:2020 E

European foreword
The text of document 65B/1179(F)/FDIS, future edition 1 of IEC 62828-5, prepared by SC 65B
“Measurement and control devices” of IEC/TC 65 “Industrial-process measurement, control and
automation” was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2021-06-22
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2023-09-22
document have to be withdrawn
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Endorsement notice
The text of the International Standard IEC 62828-5:2020 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 61685:2001 NOTE Harmonized as EN 61685:2001 (not modified)
ISO 4006:1991 NOTE Harmonized as EN 24006:1993 (not modified)
ISO 4064 series NOTE Harmonized as EN ISO 4064 series
ISO 5167 series NOTE Harmonized as EN ISO 5167 series
ISO 7278-1:1987 NOTE Harmonized as EN ISO 7278-1:1995 (not modified)
ISO 8316:1987 NOTE Harmonized as EN ISO 8316:1995 (not modified)
ISO 9300:2005 NOTE Harmonized as EN ISO 9300:2005 (not modified)
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1 Where an International Publication has been modified by common modifications, indicated by (mod), the
relevant EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available
here: www.cenelec.eu.
Publication Year Title EN/HD Year
IEC 61987-12 - Industrial-process measurement and EN 61987-12 -
control - Data structures and elements in
process equipment catalogues - Part 12:
Lists of properties (LOPs) for flow
measuring equipment for electronic data
exchange
IEC 62828-1 2017 Reference conditions and procedures for EN IEC 62828-1 2018
testing industrial and process
measurement transmitters - Part 1:
General procedures for all types of
transmitters
ISO 4185 - Measurement of liquid flow in closed EN 24185 -
conduits - Weighing method
ISO/IEC 17025 - General requirements for the competence EN ISO/IEC 17025 -
of testing and calibration laboratories

IEC 62828-5 ®
Edition 1.0 2020-08
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Reference conditions and procedures for testing industrial and process

measurement transmitters –
Part 5: Specific procedures for flow transmitters

Conditions de référence et procédures pour l'essai des transmetteurs

de mesure industriels et de processus –

Partie 5: Procédures spécifiques pour les transmetteurs de débit

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 17.200.20; 25.040.40 ISBN 978-2-8322-8758-3

– 2 – IEC 62828-5:2020 © IEC 2020
CONTENTS
FOREWORD . 4
INTRODUCTION . 6
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 7
3.1 Terms related to the flow transmitters . 7
3.2 Terms related to the flow velocity . 9
3.3 Reference to the IEC common data dictionary (CDD) . 10
4 General description of the device . 10
4.1 General . 10
4.2 Differential pressure flowmeters . 10
4.3 Velocity flowmeters . 10
4.4 Volumetric flowmeters . 10
4.5 Mass flowmeters . 11
5 Reference test conditions and service conditions . 11
6 Test procedures . 11
6.1 General . 11
6.2 Tests at standard and operating reference test conditions. 11
6.2.1 General requirements . 11
6.2.2 Requirements with different test fluids . 12
6.2.3 Accuracy and related factors . 14
6.2.4 Dynamic behaviour . 20
6.2.5 Static behaviour . 20
6.3 Type tests at operating test conditions . 22
6.4 Routine test . 22
6.5 Acceptance, integration and maintenance tests for flow transmitters . 22
7 Documentation . 22
7.1 Documentation of the test results . 22
7.2 Determination of the total probable error (TPE) . 22
7.3 Examples for the estimation of the TPE of flow transmitters . 23
Annex A (normative) Summary of the tests . 24
Annex B (normative) Calibration of flow transmitters and calibration report . 25
Annex C (informative) Information on calibration of flow transmitters and calibration
report . 26
C.1 General . 26
C.2 Calibration methods . 26
C.2.1 Gravimetric . 26
C.2.2 Volumetric . 26
C.2.3 Master meter . 26
C.3 Calibration procedure . 27
C.3.1 Setup before calibration run . 27
C.3.2 Calibration run . 28
C.3.3 After calibration run . 28
C.4 Guideline for choosing appropriate rates . 28
Annex D (informative) Relationship between typical flow transmitter and normative
references . 30

IEC 62828-5:2020 © IEC 2020 – 3 –
Annex E (informative) Cautions and notes for the acceptance tests on the site or at
the factory . 31
E.1 General . 31
E.2 Cautions and notes . 31
E.2.1 Power supply for flow transmitters, pump and the flow generating unit . 31
E.2.2 Flow condition . 31
E.2.3 Temperature of the measurand . 31
E.2.4 Material selection . 31
E.2.5 Accuracy comparing with the other value . 32
Bibliography . 33

Figure C.1 – Example of calibration methods . 27
Figure C.2 – Example of the calibration/test flow . 29

Table 1 – Stability requirements during the measurement .
...