Digital guide
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HIMA 99-7105233 Safety CPU Module
Product Introduction: A high-integrity central processing unit designed for safety-critical industrial control systems, serving as the core computing component for safety instrumented systems (SIS). It executes safety logic, fault detection, and system diagnostics to ensure reliable operation in hazardous environments.
Technical Specifications:
- Safety Certification: Compliant with IEC 61508 SIL 3/SIL 4, EN ISO 13849-1 PL e
- Processor: Dual redundant 32-bit microprocessors with clock synchronization
Detailed content
- Memory: 1MB Flash-EPROM for OS/programs, 1MB SRAM for data storage
- Communication Interfaces: PROFIBUS DP, RS-485, Ethernet (10/100BASE-T)
- Power Supply: 24V DC (18–30V DC range)
- Operating Temperature: -20°C to +60°C
- Dimensions: DIN rail mountable, standard industrial form factor
Functional Features:
- Dual-processor redundant architecture for fault tolerance
- Built-in self-diagnosis and fault recording capabilities
- Fail-safe operation: Triggers safe shutdown on hardware/software anomalies
- Hot-swappable design for maintenance without system shutdown
- Compatibility with HIMA’s ELOP II Factory and SILworX programming tools
Application Scenarios:
- Emergency Shutdown Systems (ESD) in oil & gas refineries
- Burner Management Systems (BMS) in power generation plants
- Fire & Gas (F&G) detection systems in chemical processing facilities
- Safety interlocking systems in pharmaceutical and manufacturing industries
