13/30260728 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS 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
Hardcopy , PDF
English
31-03-2017
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
BS EN 50402.
| Committee |
EXL/31/1
|
| DocumentType |
Draft
|
| Pages |
87
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| PREN 50402 : DRAFT 2013 | Identical |
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