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HIMA F3421 Relay Amplifier Module

Brand:Hima DCS Modules
Item No.:F3421
Product Origin:Germany
Product Dimensions:120 × 25 × 110 mm
Product Weight:0.3 kg
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
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  • Product Details
  • Product Applications
  • Product Advantages
  • Technical FAQs
  • Contact

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Product Introduction

The HIMA F3421 Relay Amplifier Module is a purpose-built interface unit engineered to bridge logic-level safety controller outputs with field-level actuators and devices. With rugged design and dependable relay switching capability, this module delivers consistent performance in industrial safety systems where signal amplification, isolation, and high availability are essential. Its straightforward architecture supports both modular safety systems and distributed applications.


Detailed Technical Specifications

SpecificationValue
Device CategoryRelay Amplifier Module
Model NumberF3421
Output ChannelsSingle relay output
Output Contact TypePotential-free changeover contacts
Rated Operating Voltage24 V DC
Load Switching CapacityUp to 5 A resistive
Diagnostic CoverageHigh, for safety system integration
IsolationFull galvanic isolation



Applicable Industrial Use Cases

The HIMA F3421 Relay Amplifier Module fits seamlessly into safety-oriented automation systems across multiple sectors. Typical implementations include:

  • Safety actuator interfacing in chemical and refining plants

  • Emergency shutdown and interlock systems

  • Burner and boiler safety controls

  • Machine guarding and safety shutdown loops

The relay output ensures dependable switching of higher-power devices while maintaining strict safety integrity.



Product Benefits and Highlights

  • Reliable Relay Switching: Robust single-channel relay capable of handling field loads.

  • Industrial-Grade Isolation: Galvanic isolation minimizes interference and enhances functional safety.

  • Compact Form Factor: Space-efficient design fits standard industrial racks and cabinets.

  • Easy Integration: Works with HIMA safety controllers and many third-party systems.

  • Durable Construction: Engineered for extended lifecycle in demanding environments.

This combination of performance and durability makes it a solid choice for engineers responsible for critical safety functions.


Technical FAQs

  1. What role does the F3421 serve in a safety system?
    It amplifies control signals and drives field actuators through a relay interface.

  2. How many output channels does it have?
    The F3421 provides a single relay output.

  3. Can it handle both AC and DC loads?
    Yes — within its rated switching capacity.

  4. What is the rated operating voltage?
    24 V DC.

  5. Is isolation available between control and output?
    Yes, full galvanic isolation is provided.

  6. Is it suitable for high-noise industrial environments?
    Yes — isolation and robust design ensure signal integrity.

  7. Can it be integrated with non-HIMA systems?
    Yes — the relay output can interface with many standard industrial systems.

  8. Does it require external power conditioning?
    No special conditioning is needed beyond the specified supply.

  9. How rugged is the module?
    Built for industrial duty with a design focused on reliability and longevity.

  10. Is this module suitable for retrofits?
    Its compact size and standard relay interface make it suitable for system upgrades.


Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China

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