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DIN EN 61511-2 : 2005

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

FUNCTIONAL SAFETY - SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 2: GUIDELINES FOR THE APPLICATION OF IEC 61511-1
Superseded date

11-16-2022

Published date

01-12-2013

INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
4 Conformance to this International Standard
5 Management of functional safety
   5.1 Objective
   5.2 Requirements
6 Safety lifecycle requirements
   6.1 Objective
   6.2 Requirements
7 Verification
   7.1 Objective
8 Process hazard and risk assessment
   8.1 Objectives
   8.2 Requirements
9 Allocation of safety functions to protection layers
   9.1 Objective
   9.2 Requirements of the allocation process
   9.3 Additional requirements for safety integrity level 4
   9.4 Requirement on the basic process control system as
       a layer of protection
   9.5 Requirements for preventing common cause, common
       mode and dependent failures
10 SIS safety requirements specification
   10.1 Objective
   10.2 General requirements
   10.3 SIS safety requirements
11 SIS design and engineering
   11.1 Objective
   11.2 General requirements
   11.3 Requirements for system behaviour on detection of a fault
   11.4 Requirements for hardware fault tolerance
   11.5 Requirements for selection of components and subsystems
   11.6 Field devices
   11.7 Interfaces
   11.8 Maintenance or testing design requirements
   11.9 SIF probability of failure
12 Requirements for application software, including selection
   criteria for utility software
   12.1 Application software safety lifecycle requirements
   12.2 Application software safety requirements specification
   12.3 Application software safety validation planning
   12.4 Application software design and development
   12.5 Integration of the application software with the
        SIS subsystem
   12.6 FPL and LVL software modification procedures
   12.7 Application software verification
13 Factory acceptance testing (FAT)
   13.1 Objectives
   13.2 Recommendations
14 SIS installation and commissioning
   14.1 Objectives
   14.2 Requirements
15 SIS safety validation
   15.1 Objective
   15.2 Requirements
16 SIS operation and maintenance
   16.1 Objectives
   16.2 Requirements
   16.3 Proof testing and inspection
17 SIS modification
   17.1 Objective
   17.2 Requirements
18 SIS decommissioning
   18.1 Objectives
   18.2 Requirements
19 Information and documentation requirements
   19.1 Objectives
   19.2 Requirements
Annex A (informative) Example of techniques for calculating
                      the probability of failure on demand
                      for a safety instrumented function
Annex B (informative) Typical SIS architecture development
Annex C (informative) Application features of a safety PLC
Annex D (informative) Example of SIS logic solver application
                      software development methodology
Annex E (informative) Example of development of externally
                      configured diagnostics for a
                      safety-configured PE logic solver
Figures
Table

Gives guidance on the specification, design, installation, operation and maintenance of Safety Instrumented Functions and related safety instrumented system as defined in IEC 61511-1.

DevelopmentNote
Supersedes DIN IEC 61511-2 (05/2005) DRAFT 2013 issued in January 2013. (01/2013)
DocumentType
Standard
PublisherName
Verband Deutscher Elektrotechniker
Status
Superseded
SupersededBy

Standards Relationship
I.S. EN 61511-2:2017 Identical
VDE 0810-2 : 2005 Corresponds
UNE-EN 61511-2:2006 Identical
IEC 61511-2:2016 Identical
SN EN 61511-2 : 2017 Identical
EN 61511-2:2017 Identical
NBN EN 61511-2 : 2005 Identical
NF EN 61511-2 : 2017 Identical
BS EN 61511-2:2004 Identical
VDE 0810-2 : 2005 Identical
BS EN 61511-2:2017 Identical

VDI 3678 Blatt 1:2011-09 Electrostatic precipitators - Process and waste gas cleaning

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