HIMA H51q-HRS B5233-2 997205233 safety system central rack assembly

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HIMA H51q-HRS B5233-2 997205233

Manufacturer: HIMA Paul Hildebrandt GmbH
Model: H51q-HRS
Assembly Kit / Part Number: B5233-2
Order Number (P/N): 997205233
System: HIMA H51q Safety System / PES (Programmable Electronic System)

Product Introduction

The HIMA H51q-HRS B5233-2 (997205233) is a high-reliability safety system central rack assembly designed for HIMA H51q-HRS safety controllers. It provides the hardware platform for redundant central processing modules, power supply modules, communication modules, and I/O expansion modules in safety-critical industrial applications.

The H51q-HRS version uses a redundant bus architecture with redundant central modules, providing high availability and fault tolerance for Safety Instrumented Systems (SIS). It is TÜV-certified and suitable for applications up to SIL 3 according to IEC 61508.

Technical Specifications

Item	Description
Brand	HIMA
Model	H51q-HRS
Assembly Type	B5233-2
Part Number	997205233
System Type	Safety PLC / PES Central System
Rack Type	19-inch rack, 5U height
Architecture	Redundant central modules / redundant bus
Safety Level	Up to SIL 3 (IEC 61508)
CPU Structure	QMR (Quadruple Modular Redundant) architecture
Power Supply	Redundant 24 VDC system supply
Mounting	Cabinet rack installation
Application	SIS, ESD, process safety control

 

Main Features

• High availability safety control
  • Designed for continuous operation in critical processes.
  • Supports redundant CPU and communication structures.
• Fault-tolerant architecture
  • H51q systems use QMR technology, where multiple microprocessors operate in a redundant configuration to improve diagnostic capability and system reliability.
• Modular design
  • Supports integration of:
    • Central processing units
    • Power supply modules
    • Communication modules
    • Coprocessor modules
    • Safety I/O modules
• Industrial safety certification
  • Suitable for safety-related applications requiring IEC 61508 compliance.

Typical Applications

The HIMA H51q-HRS B5233-2 is commonly used in:

• Oil & Gas emergency shutdown systems (ESD)
• Chemical and petrochemical plants
• Power generation safety systems
• Refinery process protection
• Burner management systems (BMS)
• Railway and transportation safety systems
• Critical industrial automation systems

System Configuration Example

A typical H51q-HRS B5233-2 configuration may include:

• H51q-HRS central rack
• F8650X central processor modules
• F7126 power supply modules
• F7131 power monitoring module
• Communication modules
• Safety I/O modules

Conclusion

The HIMA H51q-HRS B5233-2 (997205233) is a robust safety controller rack assembly designed for demanding SIS applications. With redundant architecture, modular expansion capability, and SIL-rated safety performance, it is widely used in industries where maximum availability and operational safety are required.