BS IEC 61511 PDF

Purchase your copy of BS EN as a PDF download or hard copy directly from International Relationships, IEC BS IEC This British Standard was published under the authority of the Standards Policy and. Strategy Committee on. 12 March. BS IEC. Functional safety —. Safety instrumented systems for the process industry sector —. Part 3: Guidance for the.

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Such systems bx referred to as Safety Instrumented Systems. The title of the standard is ” Functional safety – Safety instrumented systems for the process industry sector “.

BS EN 61511-1:2017+A1:2017

An ‘equivalent standard’ may, iwc certain cases, be a company’s own standard, which itself may be based on BS IEC or BS ENor some other recognised international standard. You may experience issues viewing this site in Internet Explorer 9, 10 or As well as referring to the general arrangements on site for managing maintenance, the report should show that SIS specific maintenance issues have been addressed.

Accept and continue Learn more about the cookies we use and how to change your settings. The report should include details of an overall management system for ensuring routine bz is carried out.

Search all products by. If a company claim that they are conforming to the standard, and can include documentary evidence to support this, then the demonstration will have been made.

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Sicherheitstechnische Systeme fuer die Prozessindustrie.

IEC – Wikipedia

Views Read Edit View history. The essential roles of the various personnel assigned responsibility for the SIS should be defined and procedures developed, as necessary, to support the consistent execution of their responsibilities. Details of proof test 6151 for revealing undetected faults should be included, with example documentation and some information on how the procedures were established. This document sets the standards for safety-related system design of hardware and software.


IEC covers the application of electrical, electronic and programmable electronic equipment. Learn more about the cookies we irc and how to change your settings. When the required performance is not met, action should be taken to close the gap, ensuring safe and reliable operation. This standard 16511 the functional safety requirements established by IEC in process industry sector terminology. Safety instrumented systems for the process industry sector.

Examples of systems or arrangements to limit the effect of maintenance as a major accident hazard initiator. While IEC idc apply to equipment using pneumatic or hydraulic systems to manipulate final elements, the standard does not cover the design and implementation of pneumatic or hydraulic logic solvers.

The content of these national publications is identical to that of IEC Links to the SMS Assessment criterion 4. Safety instrumented systems for the process industry sector Functional safety for the process industry and IEC Framework, definitions, system, hardware and application programming requirements.

If the site has control systems that pre-date appropriate standards, or no longer has the original documentation to show the design approach, then the site should review its existing measure against BS IEC to establish any possible shortfalls in the existing systems, and to inform any further action, if necessary.

Your basket is empty. Click to learn more. Please download Chrome or Firefox or view our kec tips. If the standard claimed is not a currently recognised relevant standard such as BS IEC or BS ENthen a justification for this should be included in the report.

BS EN 61511-1:2004

Please help improve 615511 article by introducing citations to additional sources. The reason why the example control systems and functions are representative should be given. You can visit our cookie privacy page for more information.


This page was last edited on 8 Mayat Safety instrumented systems for the process Guidance for the determination of the required safety integrity levels KIT Functional Safety. The site should have a procedure lec the modification of safety-instrumented systems.

A hazard and risk analysis is bbs to identify the required safety functions and risk reduction for specified hazardous events. The list should identify each loop, and the loop’s unique identifier. List of International Electrotechnical Commission standards.

Discipline guidance – full assessment

Note, however, that is not harmonized under any directive of the European Commission. This website uses non-intrusive cookies to improve your user experience. It starts in the earliest phase of a project and continues through startup.

The use of a SIS as the single and only means of risk reduction should be subject to detailed inspection. Take the smart route to manage medical device compliance.

Please download Chrome or Firefox or view our browser tips. An SIS is composed of a separate and independent combination of sensors, logic solvers, final elements, and support systems that are designed and managed to achieve a specified safety integrity level SIL.

Demonstration could be made by inclusion of a sample operating procedure. This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3. Links to the Process Safety Assessment criterion 3. The report should contain a full list of all safety related control functions or systems used on the site.

The process industry sector includes many types of manufacturing processes, such as refineries, petrochemical, chemical, pharmaceutical, pulp and paper, and power.