glossary-term: Key Concept

  • May 5, 2025
    Diagnostic Coverage is the percentage of dangerous failures automatically detected by a system’s internal diagnostics. It supports higher SIL levels.
  • May 5, 2025
    Design Verification ensures that safety design outputs meet the functional and integrity requirements laid out in the SRS and lifecycle…
  • May 5, 2025
    Demand Rate is how often a Safety Instrumented Function (SIF) is expected to operate—usually expressed in demands per year.
  • May 5, 2025
    Common Cause Failure happens when multiple components fail from the same event—like heat, EMI, or human error—defeating redundancy.
  • April 29, 2025
    Architecture defines the redundancy configuration of sensors, logic solvers, or final elements—such as 1oo2 or 2oo3 voting—to achieve the required…