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Product Introduction
The HIMA F3406 Safety Relay Module is a high-integrity safety device developed by HIMA, a global leader in safety automation systems. Designed to serve as a reliable interface between logic systems and final control elements in safety-critical applications, the F3406 module ensures the fail-safe operation of electrical circuits within industrial process control environments.
This module operates as a single-channel relay output with galvanic isolation, supporting SIL 3 applications according to IEC 61508. It is commonly integrated into emergency shutdown systems (ESD), fire and gas systems (F&G), burner management systems (BMS), and other critical control architectures where dependable switching and isolation are essential.
Built to comply with rigorous safety standards, the F3406 stands out for its long service life, robust design, and compatibility with HIMA’s HIMax and HIQuad platforms. It’s ideally suited for use in chemical, petrochemical, oil & gas, and energy sectors, where any failure in control logic can result in significant hazards.
Product Parameters
| Parameter | Specification |
|---|---|
| Model | HIMA F3406 |
| Function | Single-channel relay output module |
| Safety Integrity Level | SIL 3 (per IEC 61508) |
| Relay Type | Electromechanical |
| Output Contacts | 1 normally open (NO) contact |
| Switching Voltage | Up to 250 V AC / 30 V DC |
| Switching Current | Up to 6 A AC / 5 A DC |
| Minimum Switching Load | 10 mA / 5 V DC |
| Response Time | <10 ms |
| Isolation | Galvanic isolation between input/output |
| Power Supply Voltage | Supplied via system backplane |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 10–95% RH, non-condensing |
| Mounting Type | DIN rail / rack-mounted (system slot) |
| Housing Material | Industrial-grade polymer |
| Dimensions | 66 x 155 x 33 mm |
| Weight | 0.3 kg |
| Approvals/Certifications | CE, ATEX, SIL3, IECEx, TÜV certified |
Product Applications
The HIMA F3406 module is deployed across various industries where safety is paramount. Below are the typical application areas:
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Emergency Shutdown Systems (ESD) – Enables safe disconnection of process systems in emergency situations.
-
Fire & Gas Systems (F&G) – Serves as a safety interface for initiating alarms and actuating suppression systems.
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Burner Management Systems (BMS) – Ensures safe fuel shutoff and burner control in boiler and furnace systems.
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Process Automation – Used to control actuators and signaling devices in chemical and petrochemical plants.
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Oil & Gas Installations – Supports safety functions in drilling platforms, pipelines, and refineries.
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Power Generation Facilities – Protects turbines, generators, and substations from overload and fault conditions.
Product Advantages
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SIL 3 Certified Reliability
Designed and certified for use in SIL 3 safety applications, ensuring extremely high dependability in critical control systems. -
Fast Switching Time
Offers a fast response time of under 10 ms, ensuring timely execution of safety-related commands. -
Electrical Isolation
Galvanically isolated relay contacts protect control systems from voltage spikes and interference. -
Compact Form Factor
With a narrow 27 mm width, the F3406 enables high-density installation in standard cabinets. -
Durable Construction
Built with robust housing materials suitable for industrial environments, including high vibration and extreme temperature ranges. -
System Compatibility
Seamlessly integrates into HIMA’s HIMax and HIQuad safety platforms, reducing engineering time and simplifying maintenance. -
Minimal Maintenance
High-quality electromechanical relays extend module life and reduce failure risks, minimizing maintenance requirements. -
Certified for Hazardous Areas
The module is certified for use in explosive atmospheres (ATEX, IECEx), making it ideal for oil, gas, and chemical industries.
FAQ (Frequently Asked Questions)
-
What is the primary function of the HIMA F3406 module?
It functions as a safety relay output module for switching safety-critical loads. -
Can the F3406 be used in SIL 3 systems?
Yes, it is certified to SIL 3 according to IEC 61508. -
What types of signals can it switch?
It supports both AC (up to 250 V) and DC (up to 30 V) signals. -
Does the module support galvanic isolation?
Yes, it provides galvanic isolation between its input and output circuits. -
Is the F3406 compatible with HIMax or HIQuad systems?
Yes, it is fully compatible with both HIMA HIMax and HIQuad systems. -
What is the maximum switching current?
The module can handle up to 6 A for AC and 5 A for DC loads. -
What certifications does the module carry?
It holds certifications such as CE, ATEX, IECEx, and TÜV for SIL 3 applications. -
What are the installation methods available?
It can be mounted via DIN rail or system slot within HIMA racks. -
Can the F3406 operate in hazardous areas?
Yes, it is certified for use in explosive atmospheres. -
What is the size and weight of the F3406 module?
It measures 66 x 155 x 33 mm and weighs about 0.3 kg.
Recommended Models – Same Series / Related
| Model | Function | SIL Rating | Output Type | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| HIMA F3407 | Dual-channel safety relay output | SIL 3 | 2x NO contacts | 130 x 27 x 150 | 230 g |
| HIMA F3226 | Digital output module | SIL 3 | Transistor output | 130 x 27 x 150 | 215 g |
| HIMA F3411 | Relay module with diagnostic feedback | SIL 3 | Relay with feedback | 130 x 27 x 150 | 240 g |
| HIMA F8650X | Logic processing CPU module | SIL 3 | Logic/control only | 160 x 30 x 170 | 300 g |
| HIMA F7105 | Analog input module | SIL 2/3 | 4-20 mA signal input | 130 x 27 x 150 | 210 g |
| HIMA F3421 | Relay driver module | SIL 3 | Pulse-width modulated | 130 x 27 x 150 | 225 g |
Popular Models – Same Brand (HIMA)
| Model | Function | SIL Rating | Application | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| HIMA F8621A | Central processing module | SIL 3 | HIMax system control | 160 x 35 x 180 | 280 g |
| HIMA F7133 | Digital input module | SIL 3 | Binary input monitoring | 130 x 27 x 150 | 220 g |
| HIMA F8652X | Logic CPU with redundancy | SIL 3 | Critical logic applications | 160 x 35 x 180 | 320 g |
| HIMA F3221 | Digital output module | SIL 3 | ESD, shutdown control | 130 x 27 x 150 | 215 g |
| HIMA F7126 | Analog input module | SIL 2/3 | Sensor interface | 130 x 27 x 150 | 210 g |
| HIMA F8300 | Base unit for HIQuad system | SIL 3 | System base/chassis | 200 x 45 x 190 | 850 g |
