SR EN 61508-2:2011

Functional safety of electrical/electronic/programmable electronic safety-related systems -- Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems

IEC 61508-2:2010 applies to any safety-related system, as defined by IEC 61508-1, that contains at least:<br /> - one electrical, electronic or programmable electronic element;<br /> - applies to all elements within an E/E/PE safety-related system;<br /> - specifies how to refine the E/E/PE system safety requirements specification, developed in accordance with IEC 61508-1, into the E/E/PE system design requirements specification;<br /> - specifies the requirements for activities that are to be applied during the design and manufacture of the E/E/PE safety-related systems except software, which is dealt with in IEC 61508-3.<br/> These requirements include the application of techniques and measures that:<br /> - are graded against the safety integrity level, for the avoidance of, and control of, faults and failures;<br /> - specifies the information necessary for carrying out the installation, commissioning and final safety validation of the E/E/PE safety-related system;<br /> - provides requirements for the preparation of information and procedures needed by the user for the o


Status : Valid
Approval date : 3/31/2011
Number of pages : 194
ICS : 25.040.40 Industrial process measurement and control
Technical Committee : 23 - Industrial -process measurement and control

Relations with other standards: