Hima F3226 2-Channel Safety Related Switching Amplifier Module

The HIMA F3226 is a 2-channel safety-related switching amplifier module, designed to meet the demanding safety requirements of critical industrial automation systems. As part of HIMA’s high-integrity safety controller systems, the F3226 ensures reliable and fault-tolerant signal amplification for binary input devices such as mechanical switches, proximity sensors, or optical sensors. It is widely used in applications where safety and availability are of utmost importance, especially in industries such as oil and gas, chemical processing, power generation, and transportation infrastructure.

This module is developed and certified according to IEC 61508 and EN 50156-2 standards, achieving SIL 3 levels of safety integrity when used within approved system architectures. The HIMA F3226 ensures that the integrity of safety-critical signals is maintained even in harsh industrial environments.

Product Specifications

Product Applications

The F3226 is ideally suited for applications involving critical safety signal monitoring and amplification in:

• Emergency shutdown systems (ESD)

• Burner control and boiler protection systems

• Turbine control and safety interlock systems

• Pipeline and compressor station automation

• Chemical and petrochemical plant safety loops

• Power plant turbine and generator protection circuits

Its robust design and certification for SIL 3 make it a preferred choice for ensuring continuous, fault-tolerant signal integrity in safety-instrumented systems (SIS).

Product Advantages

• High Safety Integrity: Certified up to SIL 3 according to IEC 61508 for use in the most demanding safety systems.

• Dual-Channel Architecture: Offers independent channel operation with fault tolerance and redundancy.

• Robust Isolation: Galvanic isolation between inputs and outputs prevents fault propagation and electrical noise interference.

• Compact Design: Narrow module width allows for space-saving DIN rail installations in dense control cabinets.

• Low Power Consumption: Energy-efficient design reduces heat buildup and enhances system longevity.

• High Compatibility: Can interface with a wide range of mechanical and electronic sensors and actuators.

• Fail-Safe Behavior: Designed to default to a safe state in the event of internal fault detection.

• Simple Maintenance: Hot-swappable design and clear diagnostics support fast replacement and low downtime.

• Global Standards Compliance: Meets international norms for functional safety and industrial reliability.

• Long-Term Availability: HIMA ensures long product life cycles and backward compatibility.

Frequently Asked Questions (FAQ)

1. What is the main function of the HIMA F3226 module?

   It serves as a 2-channel safety-related amplifier to process binary input signals from field devices in safety-critical applications.

2. Which standards does the F3226 comply with?

   It complies with IEC 61508, EN 50156, and other relevant safety standards up to SIL 3.

3. What types of input devices can it handle?

   It can interface with mechanical switches, proximity sensors, inductive sensors, and optical signal devices.

4. Can I use F3226 in non-safety systems?

   Yes, but it is optimized for safety-related functions where high reliability is required.

5. Does it support hot swapping?

   Yes, the F3226 supports hot swapping for easy maintenance and minimal downtime.

6. Is the module compatible with HIMA’s HIMax or HIQuad platforms?

   Yes, it integrates seamlessly with both HIMax and HIQuad safety systems.

7. What is the power supply requirement?

   It requires a 24 V DC power supply, with a tolerance of ±10%.

8. Can this module be installed in outdoor environments?

   It must be installed in a protected cabinet. It is rated for -20°C to +60°C ambient temperatures.

9. What diagnostic functions are available?

   The module includes self-monitoring and fault diagnostic features accessible via the system controller.

10. How fast is the response time from input activation to output switching?

    The typical response time is less than 5 milliseconds, which is suitable for real-time safety-critical applications such as ESD (Emergency Shutdown) and burner management systems.