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HIMA F6251 controller module
HIMA F6251
HIMA F6251 is a high-performance configurable safety controller module specially designed by HIMA for its HIMatrix® safety control system. This module is not a simple I/O unit, but a compact safety CPU that integrates powerful processing capabilities and multiple I/O interfaces, representing HIMA’s technological crystallization in the field of functional safety. The core value of HIMA F6251 lies in its highly integrated design. It integrates the Central Processing Unit (CPU), power supply, Ethernet communication interface, and configurable digital input/output channels into a single module. It can independently form a small but fully functional safety system or serve as an intelligent node in a large-scale distributed safety network. It is suitable for implementing Safety Instrumented Functions (SIF), such as Emergency Shutdown (ESD), Fire and Gas Detection (F&G), Burner Management System (BMS), and mechanical equipment safety (e.g., STO function). Its performance fully meets or even exceeds the safety integrity level requirements of SIL 3, providing a highly cost-effective solution for small and medium-sized safety applications.
Product Parameters
- Product Model: F6251
- Manufacturer: HIMA
- Product Type: Configurable Safety Controller (integrated with CPU, I/O, and power supply)
- Safety Standards: IEC 61508 SIL 3, IEC 61511, ISO 13849 PL e
- Processor Architecture: Dual-channel redundant microprocessor
- Operating Memory: 512 KB (for user programs)
- Integrated Digital Input: 8 channels (configurable as 24VDC sourcing or sinking input)
- Integrated Digital Output: 4 channels (transistor output, 0.5A @ 24VDC)
- Communication Interfaces: 2 x Ethernet (TCP/IP), 1 x RS-485/232 (optional)
- Power Supply Voltage: 24 VDC (range: 19.2 – 30 VDC)
- Typical Power Consumption: 7 W
- Operating Temperature: -40°C to +70°C
- Protection Class: IP20
- Certifications: CE, ATEX, IECEx, cFMus
Structure and Composition
The HIMA F6251 module adopts an integrated compact design, and its robust metal housing serves both heat dissipation and protection functions. The front panel integrates a wealth of status indicators (LEDs) to clearly display the module’s operating status, fault information, and the activity of each I/O channel. Inside, it integrates a highly integrated circuit board, with two microprocessors that monitor each other and perform parallel operations as the core. These microprocessors run safety firmware certified by TÜV, and realize fault detection through comparison and voting mechanisms. The board also integrates power conditioning circuits, which convert the wide-range external 24VDC input into the operating voltage required by internal components. The 8-channel digital input and 4-channel digital output circuits all adopt photoelectric isolation technology to ensure complete electrical isolation between on-site signals and internal core circuits, improving anti-interference ability and system safety. The two Ethernet ports are used for system configuration, communication with HMI/SCADA, and building a safe HIMatrix network with other safety controllers.
Key Features and Advantages
High Integration, Cost and Space Saving
The greatest advantage of HIMA F6251 lies in its “all-in-one” design concept. It integrates the CPU, power supply, digital I/O, and communication interfaces that are separated in traditional systems into a single module. This greatly simplifies the system architecture, reduces the number of required components, lowers cabinet space occupation, wiring costs, and engineering time. It is particularly suitable for independent safety applications with limited space or a small number of points.
Strong Flexibility and Scalability
Despite its high integration, this module still has excellent flexibility. Its integrated I/O channels can be flexibly configured through HIMA’s programming software to define the specific functions and safety parameters of each point. In addition, through its built-in Ethernet interface, it can act as a master station to easily connect HIMA’s remote I/O modules (such as the F-IO series), realizing distributed expansion of the system and meeting the needs of future scale growth.
Easy Engineering and Maintenance
F6251 supports graphical configuration using programming languages compliant with the IEC 61131-3 standard (such as FBD, LD), enabling efficient and intuitive engineering development. The module supports comprehensive online diagnosis functions, which can accurately report internal and external faults (such as on-site line short circuit/open circuit) and quickly locate problems through LED indicators. These features significantly shorten the debugging and fault troubleshooting time and reduce the life-cycle maintenance cost.
Application Fields
The application fields of HIMA F6251 are very wide, and it is especially good at providing cost-effective safety protection for small and medium-sized process and factory automation applications. In the oil and gas field, it is often used in the Emergency Shutdown (ESD) systems of small pump stations, pressure regulating stations, or terminal valve chambers. In the chemical industry, it provides safety interlock control for reactors, mixing devices, or small packaging lines. In the energy field, it is an ideal choice for gas-fired boilers and Burner Management Systems (BMS). In addition, in the field of mechanical equipment safety, F6251 is widely used in presses, punch machines, robot units, and conveyor systems to implement functions such as Safe Torque Off (STO), safe stop, and safety door monitoring, protecting operators from mechanical injuries.
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- Reduce Maintenance Costs: We help you lower equipment maintenance costs by providing high-quality spare parts and professional services.
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Company’s Advantageous Services
- We have long been engaged in the industrial control industry and maintain a large inventory.
- Leading in the industry, with price advantages and quality assurance.
- A wide range of models and products, including various rare and discontinued products.
- Free replacement is available within 15 days if there are quality issues.
Our product range covers various modules, cards, drivers, controllers, servo motors, embedded cards, wires & cables, power modules, and control modules. These products are suitable for industries such as iron and steel, hydropower, nuclear power, power generation, glass manufacturing, tire factories, rubber production, thermal power generation, papermaking, shipping, and navigation.
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