Velosi SIL® Software | Safety Integrity Level (SIL) Study Software

Velosi SIL® Software: Transforming Safety Integrity Management Through Digital Excellence

Industrial operation failure can lead to catastrophic consequences; obtaining accurate SIL (Safety Integrity Level) classification and verification is critical. Velosi’s safety integrity level software, with its unique functionality, transforms your approach towards functional safety. It helps organizations simplify SIL studies and achieve safe and reliable operations.

Velosi SIL® (formerly VAIL-SIL) is a purpose-built software solution that digitizes the complete SIL lifecycle from classification to verification, with full traceability, precision, and compliance. It is systematically designed to support leading methodologies such as LOPA, Risk Graphs, and PFD calculations, helping organizations minimize risk, ensure safety, and strengthen compliance.

Experience digitized safety excellence with Velosi’s custom-built Velosi SIL® Software, developed to enhance risk assessment accuracy, reduce manual errors, and streamline your entire SIL lifecycle. Through smarter digital workflows, it enables strategic decision-making while ensuring full compliance with global standards such as IEC-61508, IEC-61511, and ISA TR 84.00.02.

Velosi SIL® aligns with globally recognized standards such as:

  • IEC 61508 & IEC 61511 – Functional safety of electrical and process systems
  • ISA TR84.00.02, API RP 14C – Risk-based SIL approaches for the oil & gas sector
  • IEC 61882 – For seamless integration with HAZOP studies

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Features of Velosi SIL®

SIL classification via LOPA, Risk Graphs & Risk Matrices
SIL verification with automated PFD avg, MTBF, STR & test interval calculations
Auto-generated Safety Requirement Specifications (SRS)
Team-based session management & centralized documentation
Integration-ready with PHA, HAZOP & other risk modules
Target PFD calculation(s)
Testing interval calculation(s)
Mean Time between Failures (MTBF)
Mean Time to Repair (MTTR)
SIL Study Session Team’s Record Management
Dynamic SIL reporting
Spurious Trip Rate Calculation
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Velosi SIL® Deliverables

SIL Methodology
SIL Classification
SIL Verification
Safety Requirement Specification (SRS)
Safety Life Cycle Document

Safety Integrity Level analysis can be classified into 4 categories, including

SIL Assessment
SIL Verification
Safety Requirement Specification (SRS)
Safety Life Cycle

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