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SIL Verification Services

Ensuring Safety Instrumented Functions Meet Required Performance and Risk Reduction Targets

aeSolutions provides comprehensive SIL Verification services to confirm that Safety Instrumented Functions (SIFs) are designed to meet their required Safety Integrity Level (SIL) and deliver the intended risk reduction. Our structured, lifecycle-based approach evaluates whether your Safety Requirements Specification (SRS) aligns with the Safety Instrumented System (SIS) design and complies with applicable standards such as IEC 61511.

Our SIL Verification Capabilities Include:

  • Verification of Safety Instrumented Functions (SIFs) against required SIL targets

  • Probability of Failure calculations and modeling

  • Review of system architecture, redundancy, and fault tolerance

  • Evaluating suitability of instrumentation, logic solvers, and final elements for use in SIS

  • Common cause failure (CCF) assessment and mitigation strategies

  • Verification of proof test intervals and maintenance assumptions

  • Assessment of diagnostic coverage

  • Gap analysis between design and Safety Requirements Specification (SRS)

  • Documentation of verification results and compliance with IEC 61511

aeSolutions works closely with your engineering, operations, and safety teams to validate design assumptions, identify gaps early, and support informed decision-making. Whether supporting new projects or evaluating existing systems, our SIL Verification expertise helps ensure your safety systems are reliable, and compliant.

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Evidence-Backed Results

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