Hima F3349 Digital Output Module

The HIMA F3349 Digital Output Module is a high-reliability safety component specifically designed for critical control functions in safety-related automation systems. As part of HIMA’s renowned HIQuad system platform, the F3349 module offers fail-safe, isolated digital output channels, ensuring safe actuation of field devices such as relays, solenoids, contactors, and indicator lamps.

With 8 independent output channels, each individually monitored and protected, the module meets SIL3 requirements under IEC 61508, making it ideal for deployment in emergency shutdown systems (ESD), burner management systems (BMS), and other safety-critical processes. The F3349 also features extensive diagnostics, including short-circuit detection and open load monitoring, which enhances operational safety and system availability.

Designed for rugged industrial conditions, the F3349 ensures reliable performance across a wide temperature range and is built for DIN rail mounting in a modular safety architecture.

Technical Specifications

Applications

The HIMA F3349 is designed for mission-critical safety applications where reliable digital actuation of field elements is essential. Its primary function is to send control signals to output devices in accordance with logic executed by a certified safety controller.

Typical applications include:

• Emergency Shutdown Systems (ESD)

• Burner Management Systems (BMS)

• Turbine Control Systems

• Compressor Monitoring and Shutdown Systems

• Process Plant Safety Control in Oil, Gas & Petrochemicals

• Fire & Gas Detection Response Systems

• Pharmaceutical Automation

• Power Plant Automation and Substations

The F3349 is particularly suited for safety scenarios requiring controlled actuation with feedback diagnostics, ensuring any fault or interruption in field actuation is immediately identified.

Product Advantages

• SIL3 certification for deployment in high-integrity safety functions.

• Individually isolated output channels, reducing risk of cross-channel interference.

• Advanced diagnostics with open load, short-circuit, and overload protection.

• Modular integration with HIQuad systems using DIN rail mounting.

• Supports hot-swapping, enabling maintenance without system shutdown.

• High output current capacity, suitable for energizing contactors and relays directly.

• Industrial-grade construction for durability in harsh environments.

• Backplane-powered, simplifying wiring and panel layout.

• Channel-wise fault indication, improving maintenance response time.

• Wide temperature and humidity operating range, ensuring reliability in field use.

Frequently Asked Questions (FAQ)

1. What is the main function of the HIMA F3349?

   It serves as a digital output module, delivering 24V DC control signals to field actuators such as relays and solenoids.

2. How many output channels are available on the F3349?

   The module offers 8 independent, isolated digital output channels.

3. Can the module be replaced while the system is running?

   Yes, it supports hot-swapping, allowing replacement without shutting down the system.

4. What is the maximum output current per channel?

   Each channel can handle up to 2 A.

5. Is the module compliant with safety standards?

   Yes, it is SIL3 certified according to IEC 61508.

6. Does the F3349 include diagnostic capabilities?

   Yes, it features diagnostics for open load, short circuit, and overload detection.

7. What kind of output configuration is used?

   The F3349 uses high-side switching outputs.

8. Can it directly drive solenoid valves?

   Yes, provided the solenoid current does not exceed 2 A per channel.

9. What type of mounting does it support?

   The module is designed for DIN rail mounting.

10. Which systems are compatible with F3349?

    It integrates seamlessly with HIMA’s HIQuad safety system platform.