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- HIMA
- F8650X
- Central Module
- Germany
- 257 x 114 x 30 mm
- 1.5 kg
- 984865065
- Xiamen, China
- New & In Stock
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HIMA F8650X Central Module – HIQuad Series
Product Overview
The HIMA F8650X central module is the processing core of the HIQuad safety control system. Serving as the central processing unit in HIQuad’s modular rack architecture, it executes safety logic, diagnostics, and real-time communication with exceptional reliability.
Featuring dual redundant Intel 386EX CPUs and a real-time watchdog, the F8650X supports SIL 3 / Category 4 safety integrity under IEC 61508 and EN 954-1 standards. With robust memory and battery backup, it preserves critical data even during power interruptions. The module comes in a hardened housing with dimensions of 257 × 114 × 30 mm and weighs 1.5 kg, fitting seamlessly into standard HIQuad racks.
Technical Parameters
| Parameter | Value |
|---|---|
| Model | F8650X |
| Series | HIQuad (H41q/H51q platforms) |
| Dimensions | 257 × 114 × 30 mm |
| Weight | 1.5 kg |
| Processor | Dual Intel 386EX, 25 MHz |
| Memory | 1 MB OS Flash, 1 MB User Flash, 1 MB SRAM |
| Safety Rating | SIL 3 / Category 4 (IEC 61508, EN 954-1) |
| Interfaces | Ethernet, 2 × isolated RS-485 |
| Diagnostics Display | 4-character alphanumeric + LEDs + toggle/reset buttons |
| Watchdog Output | 24 V, 500 mA (short-circuit proof) |
| Power Supply | 5 V / 2 A via backplane |
| Operating Temp | –40 °C to +70 °C |
| Storage Temp | –40 °C to +85 °C |
| Battery Backup | Up to 1000 days @ 25 °C (200 days @ 60 °C) |
| Certifications | SIL 3, Cat 4, EN ISO 13849-1 |
Detailed Description
The F8650X provides safety-critical command and control in mission-critical environments. With dual synchronized CPUs, internal watchdog, and continuous diagnostics, it achieves reliable safe-stop and redundant control actions.
Memory architecture dedicates separate Flash areas for system and user logic, along with SRAM for dynamic data. Front-panel interface aids diagnostics, while battery backup ensures memory retention during power loss.
This module interoperates with safeELOP-II or standard Modbus via Ethernet, and maintains compatibility with legacy RS-485 communication. It is engineered to withstand extremes and maintain functional safety.
Applications
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Oil & gas emergency shutdown systems
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Turbine/generator protection in power stations
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Safety interlocks in petrochemical processing
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Train braking and level-crossing control
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High-speed automation and manufacturing safety
Advantages
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Dual-CPU redundancy for dependable performance
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Real-time safety responses with integrated watchdog
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Retains data and logic during power interruptions
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Compact size suited for standard safety racks
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Flexible communication with ethernet and RS-485
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Certified to highest industrial safety standards
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Modular architecture allows scalability and future upgrades
Brand
HIMA specializes in safety instrumented solutions, trusted worldwide for critical infrastructure in oil & gas, power generation, rail, and process industries. The HIQuad family showcases their engineering excellence in functional safety.
Recommended HIQuad Series Modules
| Model | Description | Dimensions | Weight |
|---|---|---|---|
| F8652E | CPU with HIQuad redundancy and high-speed interfaces | 257 × 114 × 30 mm | 1.5 kg |
| F8627X | Safe Ethernet communication interface | 257 × 114 × 30 mm | 0.9 kg |
| F8601 | Analog input channel module for safety signals | 257 × 114 × 30 mm | 0.8 kg |
| F7553 | Coupling module to interconnect multiple safety racks | 257 × 114 × 30 mm | 0.7 kg |
| F7131 | Power distribution module for HIQuad racks | 257 × 114 × 30 mm | 1.2 kg |
Popular HIMA Modules (Other Series)
| Model | Description | Dimensions | Weight |
|---|---|---|---|
| F8672 | Dual-CPU module (H52q) with full redundancy | 257 × 114 × 30 mm | 1.7 kg |
| F8620/4 | SafeELOP Ethernet interface | 257 × 114 × 30 mm | 0.9 kg |
| F6248 | Analogue output safety module | 257 × 114 × 30 mm | 0.8 kg |
| F3330 | High-density digital output module with SIL certification | 257 × 114 × 30 mm | 0.6 kg |
| F5220 | Safety counter interface for precision measurement | 257 × 114 × 30 mm | 0.5 kg |
Frequently Asked Questions (FAQ)
Q1: What safety certifications does the F8650X meet?
A1: It is certified to SIL 3 (IEC 61508) and Category 4 (EN 954-1) for functional safety.
Q2: How many CPUs are inside?
A2: The module includes dual Intel 386EX processors with full synchronization for redundancy.
Q3: What memory does it include?
A3: It provides 1 MB OS flash, 1 MB user flash, and 1 MB SRAM.
Q4: How is diagnostic data accessed?
A4: Via the front-panel alphanumeric display, LEDs, and toggle/reset controls.
Q5: Which communication protocols does it support?
A5: It supports Safe Ethernet (safeELOP-II) and isolated RS-485 for field integration.
Q6: Is it hot-swappable?
A6: Yes, it can be inserted or removed during operation without requiring power down.
Q7: What is the operating temperature range?
A7: It functions reliably from –40 °C to +70 °C.
Q8: How long does the battery backup last?
A8: Up to 1000 days at 25 °C and 200 days at 60 °C.
Q9: What is the watchdog output?
A9: A 24 V, 500 mA short-circuit protected output for safe-tripping.
Q10: Can it scale with other HIMA modules?
A10: Yes. HIQuad supports modular rack expansion with interconnect and IO modules docked alongside.
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Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
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