The Vital Processor Card (VPC) is the core computational unit for safety-critical railway applications. It is engineered to meet SIL-4 (Safety Integrity Level 4) requirements, ensuring maximum reliability for electronic interlocking and signaling controls. Featuring a dual-check architecture and fail-safe logic, it processes vital inputs and generates secure outputs for point machines and signal aspects.
Technical Specs:
- Architecture: Dual ARM-based locked-step processor
- Safety Compliance: Designed for CENELEC SIL-4 / SIL-2
- Communication: Isolated CAN / Ethernet for redundancy
- Built-in Diagnostics: Comprehensive self-test and event logging