Yokogawa SCP451-11 Processor Module
Product Introduction: A high-performance processor module for Yokogawa’s ProSafe-RS safety instrumented system (SIS). It provides the core processing capability for safety-related control functions, ensuring reliable operation in critical process safety applications.
Technical Specifications:
- Processor: High-performance, fault-tolerant processor
- Memory: ECC-protected RAM and non-volatile flash memory
Detailed content
- Control Cycle: Configurable for safety-critical applications
- Communication: Dual redundant Ethernet ports, safety bus interface
- Redundancy: 1:1 redundant configuration support
- Operating Temperature: -20°C to 70°C
- Power Supply: 24 V DC, dual redundant inputs
- Safety Integrity Level: SIL 3 certified
Functional Features:
- Fault-tolerant design for maximum safety and availability
- Support for 1:1 redundancy with automatic bumpless transfer
- SIL 3 certification for critical safety applications
- High-speed processing for safety-related control algorithms
- Comprehensive self-diagnostic functions for continuous monitoring
- Secure non-volatile memory for safety parameters
- Seamless integration with Yokogawa CENTUM DCS systems
Application Scenarios:
- Emergency shutdown (ESD) systems in oil and gas facilities
- Burner management systems (BMS) in power plants
- Safety interlock systems in chemical and petrochemical plants
- Pipeline protection and emergency isolation systems
- Critical process safety functions in refineries
- Safety control for offshore platforms and terminals












