PREN 50402 : DRAFT 2013
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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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
19-06-2013
01-03-2017
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 Functional modules and elements - Characterisation
and requirements
6 Software
7 Combining Functional Modules to Safety Functions
8 Determination of Hardware Failure Rates for each
Safety Function
9 Gas detection as Part of an overall Safety Function
10 Information requirements
11 Validation
12 Functional safety management
13 Functional safety assessment
14 Documentation
Annex A (normative) - Transformation of the SIL-capabilities
of gas detection systems
Annex B (normative) - Transformation from generic standard
requirements to modules
Annex C (normative) - Determination of SIL-capability of
a safety function of the gas detection system
Annex D (informative) - Failure Modes for Specific
Measuring Principles
Bibliography
Pertains to fixed gas detection systems for the detection and measurement of flammable or toxic gases or vapours or oxygen.
| Committee |
TC 31 & TC 216
|
| DocumentType |
Draft
|
| PublisherName |
European Committee for Standards - Electrical
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| 13/30260728 DC : 0 | Identical |
| 04/30115623 DC : DRAFT JUN 2004 | Identical |
| EN 61508-6:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 6: Guidelines on the application of IEC 61508-2 and IEC 61508-3 |
| EN 50270:2015 | Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen |
| EN 61508-3:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements |
| EN 50104:2010 | Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods |
| EN 61508-1:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 1: General requirements |
| EN 60079-29-4:2010 | Explosive atmospheres - Part 29-4: Gas detectors - Performance requirements of open path detectors for flammable gases |
| EN 45544-3 : 2015 | WORKPLACE ATMOSPHERES - ELECTRICAL APPARATUS USED FOR THE DIRECT DETECTION AND DIRECT CONCENTRATION MEASUREMENT OF TOXIC GASES AND VAPOURS - PART 3: PERFORMANCE REQUIREMENTS FOR APPARATUS USED FOR GENERAL GAS DETECTION |
| EN 60079-29-1:2016 | Explosive atmospheres - Part 29-1: Gas detectors - Performance requirements of detectors for flammable gases |
| EN 61508-7:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 7: Overview of techniques and measures |
| IEC 61508-5:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 5: Examples of methods for the determination of safety integrity levels (see Functional Safety and IEC 61508) |
| IEC 61508-4:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 4: Definitions and abbreviations (see Functional Safety and IEC 61508) |
| IEC 61508-3:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 3: Software requirements (see Functional Safety and IEC 61508) |
| IEC 60079-29-4:2009 | Explosive atmospheres - Part 29-4: Gas detectors - Performance requirements of open path detectors for flammable gases |
| ISO 10418:2003 | Petroleum and natural gas industries — Offshore production installations — Analysis, design, installation and testing of basic surface process safety systems |
| EN 61508-2:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems |
| EN ISO 13702:1999 | Petroleum and natural gas industries - Control and migration of fires and explosions on offshore production installations - Requirements and guidelines (ISO 13702:1999) |
| EN 45544-4 : 2016 | WORKPLACE ATMOSPHERES - ELECTRICAL APPARATUS USED FOR THE DIRECT DETECTION AND DIRECT CONCENTRATION MEASUREMENT OF TOXIC GASES AND VAPOURS - PART 4 - GUIDE FOR SELECTION, INSTALLATION, USE AND MAINTENANCE |
| IEC 60079-29-2:2015 RLV | Explosive atmospheres - Part 29-2: Gas detectors - Selection, installation, use and maintenance of detectors for flammable gases and oxygen |
| EN 50271:2010 | 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 61508-5:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 5: Examples of methods for the determination of safety integrity levels |
| EN 45544-1:2015 | 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 |
| IEC 61508-6:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 6: Guidelines on the application of IEC 61508-2 and IEC 61508-3 (see Functional Safety and IEC 61508) |
| IEC 61508-1:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 1: General requirements (see Functional Safety and IEC 61508) |
| EN 60079-29-2:2015 | Explosive atmospheres - Part 29-2: Gas detectors - Selection, installation, use and maintenance of detectors for flammable gases and oxygen |
| IEC 61508-7:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 7: Overview of techniques and measures (see Functional Safety and IEC 61508) |
| ISO 13702:2015 | Petroleum and natural gas industries — Control and mitigation of fires and explosions on offshore production installations — Requirements and guidelines |
| IEC 61508-2:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems (see Functional Safety and IEC 61508) |
| EN 61508-4:2010 | Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 4: Definitions and abbreviations |
| EN 45544-2 : 2015 | WORKPLACE ATMOSPHERES - ELECTRICAL APPARATUS USED FOR THE DIRECT DETECTION AND DIRECT CONCENTRATION MEASUREMENT OF TOXIC GASES AND VAPOURS - PART 2: PERFORMANCE REQUIREMENTS FOR APPARATUS USED FOR EXPOSURE MEASUREMENT |
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