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Phone: +86 16626708626Description
Real-World Use & Application Scenarios
In critical industrial sectors, effective relay control is essential for ensuring system safety and precise process automation. The HIMA F3430 finds its primary applications in industries such as power generation, manufacturing plants, and chemical processing, where reliable switching of electrical loads under safe conditions is mandatory. These environments demand components capable of handling frequent operations while maintaining strict safety isolation to prevent faults and protect system integrity. The HIMA F3430 is used in industrial automation where safety relay functions must control outputs like alarms, shut-off valves, or motor starters, ensuring controlled and fail-safe switching within safety instrumented systems. Its built-in safety shutdown and isolation features make it invaluable for engineers designing control systems that must comply with SIL 3 and PL e standards.
Product Introduction & Positioning
The HIMA F3430 is a 4-fold relay module designed to amplify and control relay outputs in a safety control system. As part of the trusted HIQuad product family, it integrates seamlessly into HIMA’s safety controllers, allowing the distribution of relay contacts that operate critical safety functions. This module performs the task of switching up to four independent channels with safe isolation between inputs and outputs, reliably controlling electrical loads ranging from signal-level devices to power-consuming actuators.
Fitted into control cabinets on standard DIN rails, the F3430 serves as an essential relay expansion unit that translates safety controller commands into actual physical switching actions. Its robust design and safety certifications make it highly valuable for system integrators requiring components that meet stringent industrial safety standards while maintaining operational flexibility.
Key Technical Features & Functional Benefits
The F3430 offers rugged reliability through its use of silver alloy, gold-flashed relay contacts that guarantee low contact resistance and long operational life. The module supports relay switching voltages up to 250 V AC and 110 V DC, with switching currents ranging from 10 mA to 4 A, making it adaptable to a broad range of load requirements. Switching happens fast, with an approximate time of 8 milliseconds, and includes a safety shutdown feature to ensure that any fault quickly disables relay outputs for protection.
Physically, the module is compact, requiring only 4 TE of panel space, with a weight of approximately 0.8 kg, fitting easily in dense control panel configurations. The F3430 incorporates a dust-tight contact design and has mechanical durability rated at more than 30 million switching operations, complemented by an electrical life of at least 250,000 operations under full resistive load. Clear LED status indication via solid state outputs allows quick visual checks on relay status without opening the cabinet, aiding maintenance teams.
- F3430
Long-term operational safety is reinforced by safe isolation between relay inputs and outputs compliant with EN 50178 standards, supporting operation in harsh industrial environments with reliable electrical clearance and creepage distances sized for overvoltage class III.
Detailed Technical Specifications
| Parameter | Value |
|---|---|
| Model | F3430 |
| Brand | HIMA |
| Product Type | 4-Fold Relay Module |
| Power Supply | 24 V DC (±15%) |
| Switching Voltage | 5 V to 250 V AC, up to 110 V DC |
| Switching Current | 10 mA to 4 A |
| Switching Time | Approx. 8 milliseconds |
| Reset Time | Approx. 6 milliseconds |
| Bounce Time | Approx. 1 millisecond |
| Mechanical Life | ≥ 30 million switching cycles |
| Electrical Life | ≥ 250,000 switching cycles (resistive load) |
| Contact Material | Silver alloy, gold-flashed |
| Dimensions | 16 cm × 16 cm × 12 cm |
| Weight | Approx. 0.8 kilograms |
| Certifications | SIL 3 (IEC 61508), PL e (ISO 13849) |
| Environmental Rating | Overvoltage Class III, EN 50178 |
| Mounting | 4 TE panel mount |
| Cooling | Natural convection |
Related Modules or Compatible Units
F7133 – 4-fold power distribution module for expanded power supply options
F3221 – 16-fold digital input module compatible with HIQuad systems
F3210 – Relay output module with adjustable switching capacity
F3431 – Similar relay module with increased channel functionality
F8650 – Central processing unit, coordinating relay actions within the safety system
B9361 – Power supply unit supporting various HIMA safety modules
Installation Notes & Maintenance Best Practices
Installation of the HIMA F3430 requires attention to panel space allocation; it occupies 4 TE width, so adequate cabinet planning is necessary to fit alongside other safety modules. Secure mounting on a compatible DIN rail ensures mechanical stability. Proper wiring practices are critical—verify that relay contacts are correctly rated for load currents and voltages to avoid overloading or unintended trips. Grounding and shielding the control cabinet contribute to noise immunity, enhancing signal accuracy.
Routine maintenance includes visual inspection of LED status indicators and periodic testing of relay switching functionality to detect contacts wear or degradation. The module’s dust-tight design mitigates environmental contamination, but maintaining clean cabinet conditions optimizes lifespan. Relay contact performance should be verified under operational load conditions, and any relay failures should prompt timely replacement to uphold system safety integrity.
