SIST EN 50104:2020/A1:2023

Electrical equipment for the detection and measurement of oxygen - Performance requirements and test methods

This document specifies general requirements for design, testing and performance, and describes the test methods that apply to portable, transportable and fixed equipment for the measurement of the oxygen concentration in gas mixtures indicating up to 25 % (v/v).

Elektrische Geräte für die Detektion und Messung von Sauerstoff - Anforderungen an das Betriebsverhalten und Prüfverfahren

Appareils électriques de détection et de mesure de l'oxygène - Exigences d’aptitude à la fonction et méthodes d’essai

Električne naprave za odkrivanje in merjenje kisika - Zahteve za delovanje in preskusne metode - Dopolnilo A1

Ta dokument določa splošne zahteve za načrtovanje, preskušanje in delovanje opreme ter opisuje preskusne metode, ki se uporabljajo za prenosno, premično in fiksno opremo za merjenje koncentracije kisika v plinskih zmeseh do 25 % (v/v).

General Information

• Status: Published
• Public Enquiry End Date: 29-Apr-2022
• Publication Date: 19-Apr-2023
• ICS: 13.320 - Alarm and warning systems
• ICS: 29.260.20 - Electrical apparatus for explosive atmospheres
• Technical Committee: EXP - Electrical apparatus for explosive atmospheres
• Current Stage: 6060 - National Implementation/Publication (Adopted Project)
• Start Date: 05-Apr-2023
• Due Date: 10-Jun-2023
• Completion Date: 20-Apr-2023
• Directive: 2014/34/EU - Directive 2014/34/EU Of The European Parliament And Of The Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to equipment and protective systems intended for use in potentially explosive atmospheres (recast)
• Mandate: M/BC/CEN/92/46 - Standardization mandate assigned to CEN/CENELEC concerning equipment and protective systems intended for use in potentially explosive atmospheres
• Ref Project: EN 50104:2019/A1:2023 - Electrical equipment for the detection and measurement of oxygen - Performance requirements and test methods

Relations

• Amends: SIST EN 50104:2020 - Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods
• Effective Date: 14-Sep-2021

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN 50104:2020/A1:2023
01-junij-2023
Električne naprave za odkrivanje in merjenje kisika - Zahteve za delovanje in
preskusne metode - Dopolnilo A1
Electrical equipment for the detection and measurement of oxygen - Performance
requirements and test methods
Elektrische Geräte für die Detektion und Messung von Sauerstoff - Anforderungen an
das Betriebsverhalten und Prüfverfahren
Appareils électriques de détection et de mesure de l'oxygène - Exigences d’aptitude à la
fonction et méthodes d’essai
Ta slovenski standard je istoveten z: EN 50104:2019/A1:2023
ICS:
13.320 Alarmni in opozorilni sistemi Alarm and warning systems
29.260.20 Električni aparati za Electrical apparatus for
eksplozivna ozračja explosive atmospheres
SIST EN 50104:2020/A1:2023 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 50104:2020/A1:2023

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SIST EN 50104:2020/A1:2023


EUROPEAN STANDARD EN 50104:2019/A1

NORME EUROPÉENNE

EUROPÄISCHE NORM March 2023
ICS 13.320
English Version
Electrical equipment for the detection and measurement of
oxygen - Performance requirements and test methods
Appareils électriques de détection et de mesure de Elektrische Geräte für die Detektion und Messung von
l'oxygène - Exigences d'aptitude à la fonction et méthodes Sauerstoff - Anforderungen an das Betriebsverhalten und
d'essai Prüfverfahren
This amendment A1 modifies the European Standard EN 50104:2019; it was approved by CENELEC on 2022-08-16. CENELEC members
are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment 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 amendment 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,
Türkiye 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
© 2023 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
 Ref. No. EN 50104:2019/A1:2023 E

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SIST EN 50104:2020/A1:2023
EN 50104:2019/A1:2023 (E)
Contents Page
European foreword . 3
1 Modification to Clause 2, “Normative references” . 4
2 Modification to Clause 4, “General requirements” . 4
3 Modification to Clause 5, “Test methods” . 4
2

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SIST EN 50104:2020/A1:2023
EN 50104:2019/A1:2023 (E)
European foreword
This document (EN 50104:2019/A1:2023) has been prepared by CLC/TC 31 “Electrical apparatus for
potentially explosive atmospheres”.
The following dates are fixed:
• latest date by which this document has to be (dop) 2023-10-01
implemented at national level by publication of
an identical national standard or by
endorsement
• latest date by which the national standards (dow) 2026-03-31
...

SLOVENSKI STANDARD
SIST EN 50104:2020/oprA1:2022
01-april-2022
Električne naprave za odkrivanje in merjenje kisika - Zahteve za delovanje in
preskusne metode - Dopolnilo A1
Electrical equipment for the detection and measurement of oxygen - Performance
requirements and test methods
Elektrische Geräte für die Detektion und Messung von Sauerstoff - Anforderungen an
das Betriebsverhalten und Prüfverfahren
Appareils électriques de détection et de mesure de l'oxygène - Exigences d’aptitude à la
fonction et méthodes d’essai
Ta slovenski standard je istoveten z: EN 50104:2019/prA1
ICS:
13.320 Alarmni in opozorilni sistemi Alarm and warning systems
29.260.20 Električni aparati za Electrical apparatus for
eksplozivna ozračja explosive atmospheres
SIST EN 50104:2020/oprA1:2022 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN 50104:2020/oprA1:2022

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SIST EN 50104:2020/oprA1:2022


EUROPEAN STANDARD DRAFT
EN 50104:2019
NORME EUROPÉENNE

EUROPÄISCHE NORM
prA1
February 2022
ICS 13.320
English Version
Electrical equipment for the detection and measurement of
oxygen - Performance requirements and test methods
Appareils électriques de détection et de mesure de Elektrische Geräte für die Detektion und Messung von
l'oxygène - Exigences d'aptitude à la fonction et méthodes Sauerstoff - Anforderungen an das Betriebsverhalten und
d'essai Prüfverfahren
This draft amendment prA1, if approved, will modify the European Standard EN 50104:2019; it is submitted to CENELEC members for
enquiry.
Deadline for CENELEC: 2022-05-06.

It has been drawn up by CLC/SC 31-9.

If this draft becomes an amendment, CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which
stipulate the conditions for giving this amendment the status of a national standard without any alteration.

This draft amendment was established by CENELEC 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.

Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.



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
© 2022 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Project: 74708 Ref. No. EN 50104:2019/prA1 E

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SIST EN 50104:2020/oprA1:2022
EN 50104:2019/prA1:2022 (E)
1 Contents Page
2 European foreword . 3
3 1 Modification to Clause 2, “Normative references” . 4
4 2 Modification to Clause 4, “General requirements” . 4
5 3 Modification to Clause 5, “Test methods” . 4
2

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SIST EN 50104:2020/oprA1:2022
EN 50104:2019/prA1:2022 (E)
6 European foreword
7 This document (EN 50104:2019/prA1:2022) has been prepared by CLC/TC 31 “Electrical apparatus
8 for potentially explosive atmospheres”.
9 This document is currently submitted to the Enquiry.
10
...