DANSK DS/EN 61508-2 PDF

This parts of IEC 61508 a) is intended to be used only after a through understanding of IEC 61508-1, which provides the overall framework for the achievement of functional safety; b) applies to any safety-related system, as defined by IEC 61508-1, which contains at least one electrical, electronic or programmable electronic based component; c) applies to all subsystems and their components within an E/E/PE safety-related system (including sensors, actuators and the operator interface).