For example, SIL level 4 means that for every 10,000 demands on the system, there could be one incident. See safety instrumented system.

SIL certification identifies all process hazards, estimates the risk of failure and determines that if a failure occurs; that the product will “fail safely.” Every component in an instrument must be ...

But with the adoption of the European Union’s new Machinery Directive, and its switch from EN 954 to ISO 13849, there is increasing interest among manufacturers in establishing Performance Levels for ...

Ten years of deliberation brought consensus on the system life cycle, methods to determine the required system performance (safety integrity level [SIL]), methods to analyze the performance of ...