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Product Overview

The HIMA F 8650 X stands as the high-integrity processing core for the H51q-MS, HS, and HRS safety systems. This central module executes safety-critical logic up to SIL 3 (IEC 61508) and Category 4 (EN 954-1) standards. It integrates 1 MByte of dedicated memory to manage the operating system, user-defined logic, and data storage simultaneously. We supply this unit as 100% Brand New and Original in Factory Packing, complete with an integrated backup battery to prevent data loss during power fluctuations.

Technical Specifications

The F 8650 X provides the computational foundation for Emergency Shutdown (ESD) and Fire and Gas (F&G) applications:

Feature Specification
Model Number F 8650 X
Safety Integrity Level SIL 3 / Category 4
System Compatibility HIMA H51q-MS, H51q-HS, H51q-HRS
Total Memory 1 MByte (User, OS, and Data)
Data Retention Integrated Back-up Battery
Diagnostic Coverage Extensive internal self-tests and monitoring
Manufacturer HIMA
Condition Brand New & Original
Shipping Weight 3.0 kg - 5.0 kg (Package dependent)

Engineering Advantages

The F 8650 X resolves complex functional safety challenges through high-performance architecture:

  • Certified High-Availability: The module meets SIL 3 requirements, ensuring that critical safety loops in oil and gas, chemical, or power generation facilities remain active. It executes fail-safe protocols the millisecond it detects a system abnormality.

  • Unified Memory Architecture: By housing the operating system and user logic within a dedicated 1MB environment, the module eliminates communication bottlenecks. This ensures rapid logic execution and consistent scan times for large-scale I/O configurations.

  • Seamless Legacy Integration: This central module allows plants running H51q-MS or HRS architectures to maintain or expand their existing safety footprint without migrating to entirely new platforms, protecting existing infrastructure investments.

  • Robust Data Protection: The on-board backup battery secures volatile data and system states. This hardware redundancy ensures the CPU recovers the exact process state immediately following a power cycle, preventing long restart delays.

FAQs

Does the HIMA F 8650 X ship with a pre-installed operating system?

HIMA requires the specific operating system version at the time of order to ensure compatibility with your existing H51q firmware. We provide the hardware with the OS specified to match your project requirements.

Can I use the F 8650 X in redundant (HS) configurations?

Yes. The F 8650 X is designed specifically for H51q-HS (High Availability) and H51q-HRS (Redundant) systems. It manages high-speed synchronization between redundant central modules to ensure bumpless transfer in the event of a CPU fault.

What is the expected lifespan of the integrated backup battery?

Under standard operating temperatures, the battery reliably protects memory for several years. However, we recommend replacing the battery during scheduled preventive maintenance cycles to ensure maximum safety integrity.

How does this module handle EMI in harsh industrial zones?

The F 8650 X features industrial-grade electromagnetic shielding. It operates reliably in high-interference environments typical of power plants and refineries, maintaining signal integrity and safety logic stability.

What's clients say about us

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