HIMA F7553 984755302

HIMA F7553 is a high-performance safety processor/coupling module launched by HIMA (Germany) for industrial safety systems. It belongs to the series that meets SIL 3 and Category 4 safety functions (EN 954-1). Capable of achieving high-speed and reliable safety signal acquisition and control in harsh environments, it is widely used in Safety Instrumented Systems (SIS) of critical facilities such as process control, power systems, petrochemicals, and metallurgy.

Main Technical Specifications

• Power Supply: 24 V DC, with built-in 5 V IO-bus power supply monitoring
• Operating Temperature: -40 °C ~ +70 °C (some documents indicate -20 °C ~ +60 °C)
• Response Time: < 10 ms (high-speed processing)
• Digital I/O: 16 digital inputs, 8 digital outputs (expandable as an option)
• Analog I/O: 4 analog inputs, 4 analog outputs (optional)
• Communication Interfaces: Ethernet, RS-485; supports multiple industrial protocols including PROFIBUS, Modbus TCP, and FDT/FRAME
• Processor: PowerPC e500, 256 MB RAM, 8 GB Flash
• Safety Certifications: Compliant with IEC 61508 SIL 3 and EN 954-1 Category 4; MTBF ≈ 100 years
• Dimensions/Weight: Approximately 100 mm × 90 mm × 60 mm; weight around 200 g (slight variations among different suppliers)

Product Features

• Redundancy and Fault Tolerance: Equipped with internal hardware monitoring and multiple control logics; single-point faults do not affect the safe operation of the system.
• High-Speed Diagnostics: The self-test function continuously monitors the status of power supply, bus, and I/O during operation, and reports abnormalities in real time.
• Modular Coupling: Monitors the safety bus power supply of IO-subracks through a Coupling Module, supporting replacement without shutdown.
• Multi-Protocol Compatibility: Built-in Ethernet/RS-485; compatible with PLCs and DCS from multiple manufacturers, facilitating system integration.
• Environmental Adaptability: Features a wide temperature range, resistance to electromagnetic interference and vibration, suitable for harsh on-site working conditions.
• Easy Maintenance: Front-panel LEDs display Watchdog and I/O status; modular design enables quick replacement and on-site diagnostics.

Structure and Composition

• Main Processor Board: Integrates core CPU, storage, and communication interfaces.
• Coupling Module: Monitors 5 V IO-bus power supply and provides Watchdog signals; equipped with LED indicators and a switchable Watchdog switch.
• IO-Subrack: Contains digital/analog input/output cards, which can be selected and configured according to on-site requirements.
• Power Supply Module: Provides 24 V main power supply and realizes power supply redundancy.
• Enclosure: Metal protective enclosure, complying with the IEC 60529 IP 54 protection rating.

Typical Application Fields

• Process Industry Safety Instrumented Systems (SIS): Chemical industry, petroleum, natural gas, oil refining, pharmaceutical industry, etc.
• Power Systems: Safety shutdown and protection for power plants and substations.
• Metallurgy and Mining: Safety monitoring of high-temperature and high-pressure processes.
• Ships and Offshore Platforms: Control systems that meet offshore safety standards.
• Other Critical Facilities: Scenarios requiring SIL 3-level safety, such as water treatment, waste gas treatment, and automated assembly lines.

Installation and Maintenance Key Points

• On-Site Inspection: Confirm that the power supply voltage, ambient temperature, and grounding conditions comply with technical specifications.
• Cabinet Layout: Install the coupling module in the cabinet adjacent to the IO-subrack to ensure the 5 V bus power supply line is short and reliable.
• Wiring: Use shielded cables for digital/analog I/O, and follow the wiring rules specified in the IEC 61850/IEC 60870-5 standards.
• Software Configuration: Use engineering tools provided by HIMA (e.g., HIMA Safety Configurator) for safety function mapping, Watchdog parameter setting, and communication protocol configuration.
• Functional Testing: Perform self-test after first power-on to check LED indicators and Watchdog status; conduct I/O function simulation tests to verify the integrity of SIL 3 safety functions.
• Regular Maintenance: Conduct on-site inspections every 12 months, focusing on power supply voltage stabilization, bus power supply, LED indicators, and module fastening screws; replace the coupling module or I/O card in a timely manner if abnormalities are found.
• Spare Parts Management: It is recommended to keep spare coupling modules, power supply modules, and common I/O cards on-site to enable quick replacement and avoid long-term shutdowns.

————————————————————————————————————-

If you would like to learn more about our products and services, please feel free to contact us at any time!

• Sales Manager : Jinny
• Email : sales5@xrjdcs.com
• Whatsapp/Mobile:+86 15359273791

Global renowned brand cooperation

ABB 丨 GE 丨Allen Bradley  丨  Honeywell 丨   Emerson  丨  Bently Nevada   丨 Westinghouse  

Triconex  丨   Foxboro 丨   ICS Triplex  丨  Hima  丨  Schneider 丨  Yokogawa  丨 Woodward

—————————————————————————————

Our DCS Spare Parts: What Makes Us Different

1. Deep Expertise

2. Tailored Products

3. Proactive Service

4. Transparent Low Prices

5. Trusted Reputation

Why Choose Us?

• Hassle-Free: We handle everything from part checks to after-sales.
• Genuine Parts: Traceable certificates eliminate counterfeits.
• Long-Term Savings: Proactive support and quality parts reduce maintenance costs.