Tag: SIF
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What is the Safety Instrumented Function (SIF)?
The safety instrumented function (SIF) is used to monitor a selected process parameter and takes an executive action to make the process safe, if certain limits are exceeded. An illustration of safety instrumented function in a process plant is shown … Read more
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Functional Safety in Instrumentation Systems (SIS, SIF & SIL)
Functional safety is the risk reduction provided by the functions implemented to ensure the safe operations of the process. The IEC 61508 standard covers functional safety of electrical/electronic/programmable electronic safety-related systems. The purpose of IEC 61508 is to use safety … Read more