EN 50270:2015
(Main)Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
This European Standard specifies requirements for the electromagnetic compatibility (EMC) for electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen which are subject to the performance standards for gas detection apparatus, for example EN 45544 (all parts), EN 50104, EN 50194 (all parts), EN 50291, EN 50379 (all parts), EN 50543, EN 50545, EN 60079-29-1 or EN 60079-29-4. NOTE For the purpose of this standard the word ‘toxic’ covers ‘very toxic’, ‘toxic’, ‘harmful’, ‘corrosive‘, ‘irritating‘, ‘sensitising‘, ‘carcinogenic‘, ‘mutagenic‘ and ‘teratogenic‘. This European Standard applies to apparatus intended for use in residential, commercial and light-industrial environments as well as to apparatus intended for use in industrial environments. The apparatus may be AC-, DC- or battery powered. This European Standard is also applicable to apparatus which is intended for use in hazardous areas which may contain explosive or potentially explosive atmospheres. It covers only normal operation and does not cover safety requirements related to EMC phenomena. This standard is a product standard which is based on the product family standard EN 61326-1. This product standard takes precedence over the product family standard and over generic standards. This standard applies to electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen that include functions specified by the manufacturer as being safety functions and can include functions specified as not being safety functions. All performance standards for the detection and measurement of combustible gases, toxic gases or oxygen include the minimum requirements for functional safety specified in EN 50271. There are also gas detectors and gas detection systems which are intended to be used with safety integrity levels SIL 1 to SIL 3 according to EN 50402 and EN 61508. For functional safety in industrial applications, this standard has taken into account those aspects of EN 61326–3–2 relating to the measuring and warning function of the apparatus defined as safety function. Apparatus of type 1 where the manufacturer claims a safety integrity level should be considered as type 2 apparatus with regard to immunity requirements. This standard specifies requirements for immunity tests in relation to continuous and transient, conducted and radiated disturbances, including electrostatic discharges, and also for emission tests. The test requirements are specified for each port considered. Apparatus falling within the scope of this European Standard is classified as follows by the following types. Type 1: apparatus intended for use in residential, commercial and light-industrial environments, as described in EN 61000-6-1 and EN 61000-6-3. Type 2: apparatus intended for use in industrial environments, as described in EN 61000-6-2 and EN 61000-6-4. This European Standard does not apply to any of the following: apparatus intended for the detection of dusts or mists in air; scientific or laboratory based apparatus used only for analysis or measurement; apparatus used exclusively for process measurement purposes; apparatus for medical purposes; apparatus used for breath alcohol measurement apparatus intended for the direct measurement of automotive exhaust gases.
Elektromagnetische Verträglichkeit - Elektrische Geräte für die Detektion und Messung von brennbaren Gasen, toxischen Gasen oder Sauerstoff
Compatibilité électromagnétique - Appareils de détection et de mesure de gaz combustible, de gaz toxique et d'oxygène
Elektromagnetna združljivost - Električne naprave za odkrivanje in merjenje vnetljivih in strupenih plinov ali kisika
Ta evropski standard določa zahteve za elektromagnetno združljivost (EMC) za električne naprave za odkrivanje in merjenje vnetljivih in strupenih plinov ali kisika, ki so predmet standardov za delovanje naprav za odkrivanje plinov, kot so standardi EN 45544 (vsi deli), EN 50104, EN 50194 (vsi deli), EN 50291 (vsi deli), EN 50379 (vsi deli), EN 50543, EN 50545-1, EN 60079-29-1 ali EN 60079-29-4.
OPOMBA V tem standardu beseda »strupeno« zajema »zelo strupeno«, »strupeno«, »škodljivo«, »korozivno«, »ki draži«,
»ki povzroča preobčutljivost«, »rakotvorno«, »mutageno« in »teratogeno«.
Ta evropski standard velja za naprave, ki so namenjene uporabi v stanovanjskih, poslovnih in manj zahtevnih industrijskih okoljih ter industrijskih okoljih. Naprave se lahko napajajo prek izmeničnega ali enosmernega toka ali baterij.
Ta evropski standard velja tudi za naprave, ki so namenjene uporabi na nevarnih območjih v eksplozivnih ali potencialno eksplozivnih atmosferah. Določa le normalno delovanje in
ne zajema varnostnih zahtev, povezanih z elektromagnetno združljivostjo.
To je standard za proizvode, ki temelji na standardu skupine proizvodov EN 61326-1. Ta
standard za proizvode ima prednost pred standardom skupine proizvodov in splošnimi standardi.
Ta standard velja za električne naprave za odkrivanje in merjenje vnetljivih
in strupenih plinov ali kisika s funkcijami, ki ji je proizvajalec določil kot varnostne funkcije, in funkcijami, določenimi kot funkcije, ki niso povezane z varnostjo.
Vsi standardi, povezani z delovanjem električnih naprav za odkrivanje in merjenje vnetljivih in strupenih plinov ali
kisika, vključujejo minimalne zahteve za funkcionalno varnost, kot je določeno v standardu EN 50271. Obstajajo tudi detektorji plina in sistemi za odkrivanje plina, namenjeni uporabi s stopnjami varnostne celovitosti sistema od SIL 1 do SIL 3 v skladu s standardoma EN 50402 in EN 61508 (vsi deli). Ta standard pri funkcionalni varnosti pri industrijskih aplikacijah upošteva tiste vidike standarda EN 61326–3–2, ki so povezani z merilno in opozorilno funkcijo naprave, ki je določena kot varnostna funkcija.
Ta standard določa zahteve za preskuse odpornosti v povezavi s trajnimi in prehodnimi motnjami ter motnjami sevanja, vključno z elektrostatičnimi razelektritvami, in tudi za preskuse emisij. Preskusne zahteve so določene za vsaka obravnavana vrata.
Naprave, ki jih zajema ta evropski standard, so razvrščene v naslednje spodaj navedene tipe:
– Tip 1: naprave, ki so namenjene uporabi v stanovanjskih, poslovnih in manj zahtevnih industrijskih okoljih, kot
je opisano v standardih EN 61000-6-1 in EN 61000-6-3.
– Tip 2: naprave, ki so namenjene uporabi v industrijskih okoljih, kot je opisano v standardih EN 61000-6-2 in
EN 61000-6-4.
Naprava tipa 1, za katero proizvajalec navaja stopnjo varnostne celovitosti kot za napravo tipa 2, v povezavi z zahtevami glede odpornosti.
Ta evropski standard se ne uporablja za:
– naprave za odkrivanje prahu ali meglic v zraku;
– znanstvene ali laboratorijske naprave, ki se uporabljajo samo za analize ali meritve;
– naprave, ki se uporabljajo samo za namene merilnega postopka;
– naprave za medicinske namene;
– naprave za merjenje alkohola v izdihanem zraku;
– naprave, namenjene za neposredne meritve avtomobilskih izpušnih plinov.
General Information
Relations
Overview
EN 50270:2015 - Electromagnetic compatibility (EMC) for electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen - defines EMC requirements and test methods for gas detection equipment. It applies to apparatus used in residential, commercial, light‑industrial and industrial environments, including devices intended for hazardous (potentially explosive) atmospheres. EN 50270:2015 is a product standard based on EN 61326‑1 and takes precedence over the product family and generic standards where applicable.
Key topics and technical requirements
- Scope and classification
- Covers detectors and measurement apparatus for combustible gases, toxic gases (broadly defined) and oxygen.
- Classifies equipment as Type 1 (residential/commercial/light‑industrial) or Type 2 (industrial). Devices of Type 1 claiming a safety integrity level (SIL) are treated as Type 2 for immunity.
- Excludes dust/mist detectors, laboratory‑only instruments, medical devices, breath alcohol testers and direct automotive exhaust measurement devices.
- EMC test plan and EUT configuration
- Requirements for Equipment Under Test (EUT) setup, I/O and power ports, cabling, earthing and operation modes during testing.
- Immunity and emission tests
- Specifies immunity tests for continuous and transient, conducted and radiated disturbances, including electrostatic discharge (ESD), radiated RF fields, electrical fast transients (EFT), surge, conducted RF immunity, power‑frequency magnetic fields, voltage dips/interruptions and DC input disturbances.
- Emission testing requirements for the relevant environment (residential to industrial).
- Test requirements are port‑specific (signal, power, enclosure, intrinsically safe ports).
- Functional safety considerations
- Integrates aspects of EN 61326‑3‑2 for safety‑related measuring and warning functions.
- References minimum functional safety requirements in EN 50271 and compatibility with SIL concepts (EN 50402, EN 61508) where applicable.
- Documentation
- Test reporting, performance criteria, and modifications required after testing.
Applications and who uses this standard
- Manufacturers of gas detectors and sensor assemblies for domestic CO alarms, fixed industrial gas detection, tunnel/car‑park monitoring, and hazardous‑area equipment - to design EMC‑compliant products.
- Test laboratories performing EMC immunity and emission testing for gas detection apparatus.
- Design and product safety engineers, compliance officers, and certification bodies - to assess conformity and prepare technical files for regulatory compliance.
- System integrators and end users who need confidence in EMC robustness of gas detection systems in mixed electromagnetic environments.
Related standards (selection)
- EN 61326‑1, EN 61326‑3‑2 (EMC family/product requirements)
- EN 50271 (functional safety for gas detectors)
- EN 45544, EN 50104, EN 50291, EN 60079‑29‑1 (performance and application standards)
- EN 61000‑4‑2 / ‑3 / ‑4 / ‑5 / ‑6 etc. (EMC test methods)
EN 50270:2015 is essential for ensuring reliable operation of gas detection equipment under realistic electromagnetic disturbances and for achieving regulatory and market access objectives related to EMC compliance.
Frequently Asked Questions
EN 50270:2015 is a standard published by CLC. Its full title is "Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen". This standard covers: This European Standard specifies requirements for the electromagnetic compatibility (EMC) for electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen which are subject to the performance standards for gas detection apparatus, for example EN 45544 (all parts), EN 50104, EN 50194 (all parts), EN 50291, EN 50379 (all parts), EN 50543, EN 50545, EN 60079-29-1 or EN 60079-29-4. NOTE For the purpose of this standard the word ‘toxic’ covers ‘very toxic’, ‘toxic’, ‘harmful’, ‘corrosive‘, ‘irritating‘, ‘sensitising‘, ‘carcinogenic‘, ‘mutagenic‘ and ‘teratogenic‘. This European Standard applies to apparatus intended for use in residential, commercial and light-industrial environments as well as to apparatus intended for use in industrial environments. The apparatus may be AC-, DC- or battery powered. This European Standard is also applicable to apparatus which is intended for use in hazardous areas which may contain explosive or potentially explosive atmospheres. It covers only normal operation and does not cover safety requirements related to EMC phenomena. This standard is a product standard which is based on the product family standard EN 61326-1. This product standard takes precedence over the product family standard and over generic standards. This standard applies to electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen that include functions specified by the manufacturer as being safety functions and can include functions specified as not being safety functions. All performance standards for the detection and measurement of combustible gases, toxic gases or oxygen include the minimum requirements for functional safety specified in EN 50271. There are also gas detectors and gas detection systems which are intended to be used with safety integrity levels SIL 1 to SIL 3 according to EN 50402 and EN 61508. For functional safety in industrial applications, this standard has taken into account those aspects of EN 61326–3–2 relating to the measuring and warning function of the apparatus defined as safety function. Apparatus of type 1 where the manufacturer claims a safety integrity level should be considered as type 2 apparatus with regard to immunity requirements. This standard specifies requirements for immunity tests in relation to continuous and transient, conducted and radiated disturbances, including electrostatic discharges, and also for emission tests. The test requirements are specified for each port considered. Apparatus falling within the scope of this European Standard is classified as follows by the following types. Type 1: apparatus intended for use in residential, commercial and light-industrial environments, as described in EN 61000-6-1 and EN 61000-6-3. Type 2: apparatus intended for use in industrial environments, as described in EN 61000-6-2 and EN 61000-6-4. This European Standard does not apply to any of the following: apparatus intended for the detection of dusts or mists in air; scientific or laboratory based apparatus used only for analysis or measurement; apparatus used exclusively for process measurement purposes; apparatus for medical purposes; apparatus used for breath alcohol measurement apparatus intended for the direct measurement of automotive exhaust gases.
This European Standard specifies requirements for the electromagnetic compatibility (EMC) for electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen which are subject to the performance standards for gas detection apparatus, for example EN 45544 (all parts), EN 50104, EN 50194 (all parts), EN 50291, EN 50379 (all parts), EN 50543, EN 50545, EN 60079-29-1 or EN 60079-29-4. NOTE For the purpose of this standard the word ‘toxic’ covers ‘very toxic’, ‘toxic’, ‘harmful’, ‘corrosive‘, ‘irritating‘, ‘sensitising‘, ‘carcinogenic‘, ‘mutagenic‘ and ‘teratogenic‘. This European Standard applies to apparatus intended for use in residential, commercial and light-industrial environments as well as to apparatus intended for use in industrial environments. The apparatus may be AC-, DC- or battery powered. This European Standard is also applicable to apparatus which is intended for use in hazardous areas which may contain explosive or potentially explosive atmospheres. It covers only normal operation and does not cover safety requirements related to EMC phenomena. This standard is a product standard which is based on the product family standard EN 61326-1. This product standard takes precedence over the product family standard and over generic standards. This standard applies to electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen that include functions specified by the manufacturer as being safety functions and can include functions specified as not being safety functions. All performance standards for the detection and measurement of combustible gases, toxic gases or oxygen include the minimum requirements for functional safety specified in EN 50271. There are also gas detectors and gas detection systems which are intended to be used with safety integrity levels SIL 1 to SIL 3 according to EN 50402 and EN 61508. For functional safety in industrial applications, this standard has taken into account those aspects of EN 61326–3–2 relating to the measuring and warning function of the apparatus defined as safety function. Apparatus of type 1 where the manufacturer claims a safety integrity level should be considered as type 2 apparatus with regard to immunity requirements. This standard specifies requirements for immunity tests in relation to continuous and transient, conducted and radiated disturbances, including electrostatic discharges, and also for emission tests. The test requirements are specified for each port considered. Apparatus falling within the scope of this European Standard is classified as follows by the following types. Type 1: apparatus intended for use in residential, commercial and light-industrial environments, as described in EN 61000-6-1 and EN 61000-6-3. Type 2: apparatus intended for use in industrial environments, as described in EN 61000-6-2 and EN 61000-6-4. This European Standard does not apply to any of the following: apparatus intended for the detection of dusts or mists in air; scientific or laboratory based apparatus used only for analysis or measurement; apparatus used exclusively for process measurement purposes; apparatus for medical purposes; apparatus used for breath alcohol measurement apparatus intended for the direct measurement of automotive exhaust gases.
EN 50270:2015 is classified under the following ICS (International Classification for Standards) categories: 13.320 - Alarm and warning systems. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 50270:2015 has the following relationships with other standards: It is inter standard links to EN 50270:2006, EN 50270:2015/AC:2016-08, prEN 50270:2025. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN 50270:2015 is associated with the following European legislation: EU Directives/Regulations: 2004/108/EC, 2004/108/EU, 2014/30/EU. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
You can purchase EN 50270:2015 directly from iTeh Standards. The document is available in PDF format and is delivered instantly after payment. Add the standard to your cart and complete the secure checkout process. iTeh Standards is an authorized distributor of CLC standards.
Standards Content (Sample)
SLOVENSKI STANDARD
01-april-2015
1DGRPHãþD
SIST EN 50270:2007
(OHNWURPDJQHWQD]GUXåOMLYRVW(OHNWULþQHQDSUDYH]DRGNULYDQMHLQPHUMHQMH
YQHWOMLYLKLQVWUXSHQLKSOLQRYDOLNLVLND
Electromagnetic compatibility - Electrical apparatus for the detection and measurement
of combustible gases, toxic gases or oxygen
Elektromagnetische Verträglichkeit - Elektrische Geräte für die Detektion und Messung
von brennbaren Gasen, toxischen Gasen oder Sauerstoff
Compatibilité électromagnétique - Appareils de détection et de mesure de gaz
combustible, de gaz toxique et d'oxygène
Ta slovenski standard je istoveten z: EN 50270:2015
ICS:
13.230 Varstvo pred eksplozijo Explosion protection
13.320 Alarmni in opozorilni sistemi Alarm and warning systems
33.100.01 Elektromagnetna združljivost Electromagnetic compatibility
na splošno in general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN 50270
NORME EUROPÉENNE
EUROPÄISCHE NORM
January 2015
ICS 13.320 Supersedes EN 50270:2006
English Version
Electromagnetic compatibility - Electrical apparatus for the
detection and measurement of combustible gases, toxic gases
or oxygen
Compatibilité électromagnétique - Appareils de détection et Elektromagnetische Verträglichkeit - Elektrische Geräte für
de mesure de gaz combustible, de gaz toxique et die Detektion und Messung von brennbaren Gasen,
d'oxygène toxischen Gasen oder Sauerstoff
This European Standard was approved by CENELEC on 2014-10-20. 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, 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: Avenue Marnix 17, B-1000 Brussels
© 2015 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 50270:2015 E
Contents
1 Scope .4
2 Normative references .5
3 Terms and Definitions .6
4 EMC test plan .8
4.1 General .8
4.2 Configuration of the apparatus (EUT) during testing .8
4.2.1 General .8
4.2.2 Composition of EUT.8
4.2.3 Configuration of EUT, operation modes .8
4.2.4 I/O ports .9
4.2.5 Auxiliary equipment .9
4.2.6 Cabling and earthing (grounding) .9
4.3 Operation conditions of EUT during testing .9
4.3.1 Test gases, alarm settings .9
4.3.2 Environmental conditions .10
4.3.3 EUT software during test .10
4.4 Test description .10
5 Immunity tests .10
5.1 Performance criteria .10
5.2 Requirements .11
6 Emission tests.11
7 Test report .12
8 Modifications .12
- 3 - EN 50270:2015
Foreword
This document (EN 50270:2015) has been prepared by CLC/SC 31-9 "Electrical apparatus for the
detection and measurement of combustible gases to be used in industrial and commercial potentially
explosive atmospheres" of CLC/TC 31, "Electrical apparatus for explosive atmospheres" and by
CLC/TC 216 "Gas detectors".
The following dates are fixed:
(dop) 2015-10-20
• latest date by which this document has to be
implemented at national level by publication of
an identical national standard or by
endorsement
(dow) 2017-10-20
• latest date by which the national standards
conflicting with this document have to
be withdrawn
This document supersedes EN 50270:2006.
– requirements updated according to EN 61326–1:2013;
– aspects related to functional safety considered;
– several requirements of EN 61326–3–2 implemented;
– the hierarchical level between criteria B and C re-inserted by modifying the requirements for B;
– Tables 1 to 4 updated according to above mentioned points;
– Table 5 modified according to new and updated performance standards;
– Table 5 now includes also the requirements for criterion B.
This document has been prepared under a mandate given to CENELEC by the European Commission
and the European Free Trade Association, and supports essential requirements of EU Directive(s).
For the relationship with EU Directive(s) see informative Annex ZZ, which is an integral part of this
document.
1 Scope
This European Standard specifies requirements for the electromagnetic compatibility (EMC) for electrical
apparatus for the detection and measurement of combustible gases, toxic gases or oxygen which are
subject to the performance standards for gas detection apparatus, for example EN 45544 (all parts),
EN 50104, EN 50194 (all parts), EN 50291 (all parts), EN 50379 (all parts), EN 50543, EN 50545-1, EN
60079-29-1 or EN 60079-29-4.
NOTE For the purpose of this standard the word ‘toxic’ covers ‘very toxic’, ‘toxic’, ‘harmful’, ‘corrosive‘, ‘irritating‘,
‘sensitising‘, ‘carcinogenic‘, ‘mutagenic‘ and ‘teratogenic‘.
This European Standard applies to apparatus intended for use in residential, commercial and light-
industrial environments as well as to apparatus intended for use in industrial environments. The apparatus
may be AC-, DC- or battery powered.
This European Standard is also applicable to apparatus which is intended for use in hazardous areas
which may contain explosive or potentially explosive atmospheres. It covers only normal operation and
does not cover safety requirements related to EMC phenomena.
This standard is a product standard which is based on the product family standard EN 61326-1. This
product standard takes precedence over the product family standard and over generic standards.
This standard applies to electrical apparatus for the detection and measurement of combustible gases,
toxic gases or oxygen that include functions specified by the manufacturer as being safety functions and
can include functions specified as not being safety functions.
All performance standards for the detection and measurement of combustible gases, toxic gases or
oxygen include the minimum requirements for functional safety specified in EN 50271. There are also gas
detectors and gas detection systems which are intended to be used with safety integrity levels SIL 1 to
SIL 3 according to EN 50402 and EN 61508 (all parts). For functional safety in industrial applications, this
standard has taken into account those aspects of EN 61326–3–2 relating to the measuring and warning
function of the apparatus defined as safety function.
This standard specifies requirements for immunity tests in relation to continuous and transient, conducted
and radiated disturbances, including electrostatic discharges, and also for emission tests. The test
requirements are specified for each port considered.
Apparatus falling within the scope of this European Standard is classified as follows by the following types.
– Type 1: apparatus intended for use in residential, commercial and light-industrial environments, as
described in EN 61000-6-1 and EN 61000-6-3.
– Type 2: apparatus intended for use in industrial environments, as described in EN 61000-6-2 and
EN 61000-6-4.
Apparatus of type 1 where the manufacturer claims a safety integrity level should be considered as type 2
apparatus with regard to immunity requirements.
This European Standard does not apply to any of the following:
– apparatus intended for the detection of dusts or mists in air;
– scientific or laboratory based apparatus used only for analysis or measurement;
– apparatus used exclusively for process measurement purposes;
– apparatus for medical purposes;
– apparatus used for breath alcohol measurement
– apparatus intended for the direct measurement of automotive exhaust gases.
- 5 - EN 50270:2015
2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
EN 45544-1, Workplace atmospheres - Electrical apparatus used for the direct detection and direct
concentration measurement of toxic gases and vapours - Part 1: General requirements and test methods
EN 50271, Electrical apparatus for the detection and measurement of combustible gases, toxic gases or
oxygen - Requirements and tests for apparatus using software and/or digital technologies
EN 50291-1, Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1: Test
methods and performance requirements
EN 50291-2, Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 2:
Electrical apparatus for continuous operation in a fixed installation in recreational vehicles and similar
premises including recreational craft - Additional test methods and performance requirements
EN 50402, Electrical apparatus for the detection and measurement of combustible or toxic gases or
vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
EN 50545-1, Electrical apparatus for the detection and measurement of toxic and combustible gases in
car parks and tunnels - Part 1: General performance requirements and test methods for the detection and
measurement of carbon monoxide and nitrogen oxides
EN 60079-11:2012, Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
(IEC 60079-11:2011)
EN 61000-4-2, Electromagnetic compatibility (EMC) - Part 4-2: Testing and measuring techniques -
Electrostatic discharge immunity test (IEC 61000-4-2)
EN 61000-4-3:2006 + A1:2008 + A2:2010, Electromagnetic compatibility (EMC) - Part 4-3: Testing and
measurement techniques - Radiated, radio-frequency, electromagnetic field immunity test
(IEC 61000-4-3:2006 A1:2007 + A2:2010)
EN 61000-4-4, Electromagnetic compatibility (EMC) - Part 4-4: Testing and measurement techniques -
Electrical fast transient/burst immunity test (IEC 61000-4-4)
EN 61000-4-5:2006, Electromagnetic Compatibility (EMC) - Part 4-5: Testing and measurement
techniques - Surge immunity test (IEC 61000-4-5:2005)
EN 61000-4-6, Electromagnetic compatibility (EMC) - Part 4-6: Testing and measuring techniques -
Immunity to conducted disturbances, induced by radio frequency fields (IEC 61000-4-6)
EN 61000-4-8, Electromagnetic compatibility (EMC) - Part 4-8: Testing and measuring techniques -:
Power-frequency magnetic field immunity test (IEC 61000-4-8)
EN 61000-4-11, Electromagnetic compatibility (EMC) - Part 4-11: Testing and measuring techniques -
Voltage dips, short interruptions and voltage variations immunity tests (IEC 61000-4-11)
EN 61000-4-29, Electromagnetic compatibility (EMC) - Part 4-29: Testing and measurement techniques -
Voltage dips, short interruptions and voltage variations on d.c. input power port immunity tests
(IEC 61000-4-29)
EN 61000-6-1, Electromagnetic compatibility (EMC) - Part 6-1: Generic standards - Immunity for
residential, commercial and light-industrial environments (IEC 61000-6-1)
EN 61000-6-2, Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity for industrial
environments (IEC 61000-6-2)
EN 61000-6-3, Electromagnetic compatibility (EMC) - Part 6-3: Generic standards - Emission standard for
residential, commercial and light-industrial environments (IEC 61000-6-3)
EN 61000-6-4, Electromagnetic compatibility (EMC) - Part 6-4: Generic standards - Emission standard for
industrial environments (IEC 61000-6-4)
EN 61326-3-2:2008, Electrical equipment for measurement, control and laboratory use - EMC
requirements - Part 3-2: Immunity requirements for safety-related systems and for equipment intended to
perform safety-related functions (functional safety) - Industrial applications with specified electromagnetic
environment (IEC 61326-3-2:2008)
EN 61508-1, Functional safety of electrical/electronic/programmable electronic safety-related systems -
Part 1: General requirements (IEC 61508-1)
EN 61508-2, Functional safety of electrical/electronic/programmable electronic safety-related systems -
Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems
(IEC 61508-2)
EN 61508-3, Functional safety of electrical/electronic/programmable electronic safety-related systems -
Part 3: Software requirements (IEC 61508-3)
EN 61508-4, Functional safety of electrical/electronic/programmable electronic safety-related systems -
Part 4: Definitions and abbreviations (IEC 61508-4)
IEC 60050-161, International Electrotechnical Vocabulary - Chapter 161: Electromagnetic compatibility
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply plus those found in
IEC 60050-161.
3.1
Type 1 apparatus
apparatus intended for use in residential, commercial and light-industrial environments, as described in
EN 61000-6-1 and EN 61000-6-3
3.2
Type 2 apparatus
apparatus intended for use in industrial environments, as described in EN 61000-6-2 and EN 61000-6-4
3.3
port
particular interface of the specified apparatus with the external electromagnetic environment (see
Figure 1)
3.4
enclosure port
physical boundary of the apparatus through which electromagnetic fields may radiate or impinge on
3.5
signal port
port at which a conductor or cable intended to carry signals is connected to the apparatus
Note 1 to entry: Examples are analog inputs, outputs and control lines; data busses; communication networks etc.
Note 2 to entry: Within this document, ports intended to be connected with earth potential for functional reasons (functional earth
ports) are considered as I/O ports.
3.6
power port
port at which a conductor or cable carrying the primary electrical power needed for the operation
(functioning) of an apparatus or associated apparatus is connected to the apparatus
3.7
intrinsically safe circuit
circuit in which any spark or any thermal effect produced in the conditions as specified in EN 60079-11,
which include normal operation and specified fault conditions, is not capable of causing ignition of a given
explosive atmosphere
- 7 - EN 50270:2015
3.8
intrinsically safe port
port connected to an intrinsically safe circuit
3.9
sensor
assembly in which the sensing element is housed and which may contain associated circuit components
3.10
remote sensor
sensor which is not integral with the main body of the apparatus
3.11
potentially explosive atmosphere
an atmosphere which could become explosive
3.12
safety barrier
a device for obtaining intrinsic safety of electrical apparatus for potentially explosive atmospheres
[SOURCE: EN 60079-11:2012, 8.6]
3.13
standard test gas
test gas with a composition specified for each apparatus to be used for all tests unless otherwise stated
3.14
measuring function of the apparatus
generation, transmission or output of measured values or status information (e.g. fault, alarm)
3.15
safety function of the apparatus
function to be implemented by electrical apparatus for the detection and measurement of combustible
gases, toxic and oxygen that is intended to achieve or maintain a safe state, in respect of a specific
hazardous event
Note 1 to entry:The measuring and warning function of the apparatus including all associated outputs is always part of the safety
function.
3.16
DC distribution network
local d.c. electricity supply network in the infrastructure of a certain site or building intended for connection
of any type of equipment
[SOURCE: EN 61326-3-2:2008, 3.11]
Note 1 to entry: Connection to a local or remote battery is not regarded as a DC distribution network if such a link comprises only
the power supply for a single piece of equipment.
Figure 1 - Examples of ports
3.17
combustible gas
gas or vapour which, when mixed with air in a certain proportion, will form an explosive atmosphere
Note to entry: For the purposes of this standard, the terms "combustible gas" and "flammable gas" are equivalent.
4 EMC test plan
4.1 General
An EMC test plan shall be established prior to testing. It shall contain, as a minimum, the elements given
in 4.2 to 4.4. It shall also include :
– the type of apparatus (type 1 or 2);
– the specification of the safety function(s);
– the specification of the non-safety function(s);
– the specific pass / fail criteria as defined in Tables 1 to 4 for the relevant functions appropriate to
criteria A, B or C.
It may be determined from consideration of the electrical characteristics and usage of a particular
apparatus that some tests are inappropriate and therefore unnecessary. In such cases, the decision not to
test shall be justified and recorded in the EMC test plan.
The tests shall be carried out as single tests in sequence. The sequence of testing is optional.
4.2 Configuration of the apparatus (EUT) during testing
4.2.1 General
Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
within the scope of this standard often consists of systems with no fixed configuration. The kind, number
and installation of different subassemblies within the apparatus may vary from system to system.
For simulating realistic EMC conditions (related both to emissions and immunity), the assembly of the
apparatus shall represent a typical installation as specified by the manufaturer. Such tests shall be carried
out as type tests under normal conditions as specified by the manufacturer in the instruction manual.
External EMC protection devices or measures specified in the instruction manual for the apparatus shall
be used or fitted for the tests.
4.2.2 Composition of EUT
All devices, racks, modules, boards, etc. significant to EMC and belonging to the EUT shall be
documented in the test plan. A rationale supporting the configuration of the EUT shall also be provided.
4.2.3 Configuration of EUT, operation modes
If an EUT has a variety of configurations, the type test shal
...
SIST EN 50270:2015 표준은 전자기 호환성(EMC)을 위한 요구 사항을 규정하고 있으며, 연소성 가스, 독성 가스 또는 산소의 탐지 및 측정에 사용되는 전기 기기에 적용됩니다. 이 표준은 EN 45544, EN 50104, EN 50194, EN 50291, EN 50379, EN 50543, EN 50545, EN 60079-29-1, EN 60079-29-4 등과 같은 성능 표준에 따라 설정됩니다. 이 표준의 주요 강점은 안전 기능과 비안전 기능으로 설정된 사용자의 요구 사항을 모두 포함한다는 점입니다. 이는 다양한 환경, 즉 주거용, 상업용, 경량 산업 환경뿐만 아니라 산업 환경에서도 사용할 수 있는 기기에 적용되므로 범위가 넓습니다. 또한, 이 표준은 폭발성 또는 잠재적으로 폭발성 분위기를 포함할 수 있는 위험한 지역에서의 기기 사용에도 적용됩니다. SIST EN 50270:2015는 제품 표준으로서 EN 61326-1에 근거하여 설정되며, 이는 제품군 표준보다 우선 적용됩니다. 이 표준은 연소성 가스, 독성 가스 또는 산소의 탐지 및 측정을 위한 전기 기기에 대한 면역 시험 및 방출 시험 요구 사항을 명확히 규정하고 있어 기능적 안전성을 높이는 데 기여합니다. 또한, 기기의 안전 무결성 수준(SIL)에 대한 요구 사항을 고려하여 산업 응용에 필수적인 기능 안전성을 확보합니다. 따라서 SIST EN 50270:2015 표준은 다양한 환경에서의 기기들이 전자기 호환성을 유지하면서 안정적으로 작동할 수 있도록 보장하는 데 중요한 역할을 하며, 전자기 파장의 간섭으로 인한 문제를 최소화하는 데 기여합니다. 이 표준은 연소성 및 독성 가스 탐지 시스템의 안전성과 효율성을 확보하는 데 필수적이므로, 관련 업계에서 적극적으로 활용될 필요가 있습니다.
The EN 50270:2015 standard addresses the crucial aspect of electromagnetic compatibility (EMC) for electrical apparatus designed for the detection and measurement of combustible gases, toxic gases, and oxygen. Its extensive scope ensures that it covers a wide range of environments, including residential, commercial, light-industrial, and industrial settings, making it highly relevant for various applications. One of the primary strengths of this standard is its comprehensive framework for compliance with performance standards, such as EN 45544, EN 50104, and EN 60079 series, which are pivotal in ensuring safe gas detection. This integration enhances the reliability and safety of gas detection systems, particularly in hazardous areas that may contain explosive atmospheres. Additionally, the inclusion of functions that are specified by the manufacturer as safety functions, alongside those not related to safety, provides a robust paradigm for both manufacturers and users. The clarity in classification of apparatus into Type 1 and Type 2 offers a structured approach to understanding the EMC requirements based on intended usage. This classification is beneficial for ensuring that relevant immunity tests against disturbances-both continuous and transient-are appropriately executed, thus fostering a higher standard of safety and operational integrity. Furthermore, the specification of immunity tests for various disturbances, including electrostatic discharges, alongside emission tests, demonstrates the standard's commitment to thorough and practical examination of devices. By mandating tests for each port, it ensures that all potential points of interference are assessed, reflecting a meticulous approach to the standardization of gas detection apparatus. The consideration of safety integrity levels (SIL) and the alignment with functional safety standards, such as EN 50271, underscores the standard's relevance in industrial applications, where reliability is paramount. Moreover, its precedence over generic standards epitomizes its critical role in the domain of electromagnetic compatibility for gas detection devices. Overall, EN 50270:2015 emerges as a pivotal standard that balances comprehensive coverage with a clear focus on safety and operational efficacy, making it essential for manufacturers and users in ensuring adherence to electromagnetic compatibility in gas detection technology.
SIST EN 50270:2015は、可燃性ガス、有毒ガス、酸素の検出および測定用電気機器の電磁的適合性（EMC）に関するEU規格であり、特にその適用範囲が明確に定義されています。この規格は、一般的なガス検出装置に求められる性能基準に基づいており、複数の関連規格（EN 45544、EN 50104、EN 50291など）と整合性を持っています。この整合性により、ユーザーは異なる機器間の比較が容易になるため、非常に利便性が高いです。 この規格の強みは、住宅、商業、軽工業、さらには産業環境での使用を想定した機器に対応している点です。これにより、幅広い用途に対して適用可能なEMC要件が提供されています。また、危険区域での使用についても考慮されており、爆発性または潜在的な爆発性雰囲気を含む環境に対応可能です。 さらに、SIST EN 50270:2015では、機能安全に必要な最小限の要件も含まれており、EN 50271に基づく性能基準が設けられています。このようなフレームワークにより、安全機能として指定されたものに対するパフォーマンス基準が保障されるため、特に工業用途における信頼性が高まります。また、EMCテストの要件には、持続的および過渡的な障害に対する耐性が含まれており、電気的な干渉の影響を軽減するための基準が明確にされています。 このように、SIST EN 50270:2015は、可燃性ガスおよび有毒ガスの検出機器の電磁的適合性に関する包括的かつ詳細なガイドラインを提供しており、その適用範囲や性能基準は、現行の技術と市場のニーズに密接に関連しています。
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