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RADISYS SBC486DX66 Single-Board Computer (SBC)
Product Overview：RADISYS SBC486DX66
The RADISYS SBC486DX66 single-board computer (SBC) is a robust industrial computing solution designed for embedded systems requiring reliable performance and versatile connectivity. As part of RADISYS’ legacy x86-based SBC series, this module integrates a 486DX processor running at 66 MHz, delivering consistent computational power for industrial automation, telecommunications, and embedded control applications. The SBC486DX66 combines advanced hardware with a compact form factor, making it suitable for space-constrained environments where durability and long-term reliability are critical.
Engineered for industrial harshness, the SBC486DX66 supports ISA and PCI expansion slots, enabling flexible configuration with legacy and modern peripherals. Its 256 KB Flash memory and 8 MB SDRAM (expandable to 32 MB) provide ample storage and processing capacity for real-time data handling and control algorithms. The board’s -40°C to 85°C operating temperature range and rugged PCB design ensure stable operation in extreme conditions, from factory floors to outdoor installations.
In automation systems, the SBC486DX66 serves as a central processing unit (CPU) for distributed control systems (DCS), programmable logic controllers (PLCs), and human-machine interfaces (HMIs). Its compatibility with MS-DOS and real-time operating systems (RTOS) allows seamless integration with legacy software while supporting modern industrial protocols. By offering a balance of performance, scalability, and durability, the SBC486DX66 remains a trusted choice for retrofitting older systems or maintaining legacy infrastructure.
Technical Specifications：RADISYS SBC486DX66
| Parameter Name | Parameter Value |
|---|---|
| Product Model | SBC486DX66 |
| Manufacturer | RADISYS |
| Product Type | Single-Board Computer (SBC) |
| Processor | Intel 486DX, 66 MHz |
| Memory | 8 MB SDRAM (expandable to 32 MB) |
| Storage | 256 KB Flash memory |
| Expansion Slots | 3 x ISA, 1 x PCI |
| Interfaces | 2 x RS-232, 1 x Parallel (LPT), VGA, PS/2 |
| Power Supply | +5V DC (10% tolerance) |
| Physical Dimensions | 330 mm x 146 mm (13” x 5.75”) |
| Weight | 1.2 kg |
| Operating Temperature | -40°C to 85°C |
| Humidity | 5–95% non-condensing |
| Country of Origin | United States |
SBC486DX66
Main Features and Advantages：RADISYS SBC486DX66
Legacy Compatibility: The SBC486DX66 retains support for ISA and PCI standards, making it ideal for maintaining or upgrading legacy industrial systems. Its compatibility with MS-DOS and RTOS ensures seamless integration with decades-old software, reducing migration costs for factories or infrastructure relying on established protocols.
Industrial-Grade Durability: Built with a rugged steel chassis and extended temperature tolerance, the board withstands vibration, shock, and extreme climates. This durability is critical for applications in manufacturing plants, transportation hubs, or outdoor telecom equipment, where failure risks significant downtime.
Scalable Expansion: With 3 ISA and 1 PCI slot, the SBC486DX66 supports add-on cards for I/O, networking, or data acquisition, allowing users to tailor the system to specific needs. For example, integrating an Ethernet adapter enables connectivity to modern SCADA systems while retaining legacy serial device support.
Low Power Consumption: The 486DX processor balances performance with energy efficiency, operating on a single +5V DC supply. This feature is beneficial for mobile or remote applications where power resources are limited, such as renewable energy monitoring or remote sensor networks.
Long-Term Availability: As a trusted legacy model, the SBC486DX66 is supported by RADISYS’ extended lifecycle services, ensuring sustained supply for retrofitting or repairing older systems. This longevity is invaluable for industries with 24/7 operations, such as oil refineries or power plants, where component obsolescence risks costly replacements.
SBC486DX66
Application Areas：RADISYS SBC486DX66
The RADISYS SBC486DX66 is widely deployed in industries requiring reliable, long-lasting computing solutions:
- Industrial Automation: Serves as a controller for conveyor systems, packaging machinery, or assembly lines, managing real-time data from sensors and actuators. Its compatibility with legacy PLCs allows seamless integration into older manufacturing setups.
- Telecommunications: Used in remote radio base stations or network edge devices to manage signal processing and protocol conversion, particularly in rural or harsh environments where modern hardware may be impractical.
- Transportation: Installed in rail control systems, traffic management devices, or vehicle-mounted computers, ensuring stable operation in high-vibration or temperature-fluctuating environments.
- Energy and Utilities: Monitors and controls power generation equipment, such as wind turbines or substations, where its rugged design and legacy software support are essential for uninterrupted service.
- Medical Equipment: Integrates into older diagnostic machines or laboratory instruments, providing reliable computing power for applications where software updates are limited or unsupported on modern platforms.
Related Products：RADISYS SBC486DX66
- RADISYS SBC486DX33: A lower-speed variant (33 MHz) for less demanding applications, suitable for basic control tasks where cost efficiency is prioritized over performance.
- RADISYS SBC586: An upgraded model with a Pentium processor, offering higher performance for applications requiring more computational power while maintaining ISA/PCI compatibility.
- RADISYS ENP-2020: A modern embedded network processor that complements the SBC486DX66 in hybrid systems, providing advanced networking features for legacy-to-modern infrastructure bridges.
- Advantech PCA-6187: A compatible ISA-based I/O expansion board, enabling the SBC486DX66 to interface with analog/digital signals in industrial control loops.
- Diamond Systems Raptor-486: An alternative 486-based SBC with similar specs, offering flexibility in sourcing for redundant systems or legacy replacements.
- RADISYS PCM-3350: A compact PCI/104 module that extends the SBC486DX66’s capabilities with additional serial ports or USB connectivity for modern peripherals.
SBC486DX66
Installation and Maintenance：RADISYS SBC486DX66
Pre-installation Preparations:
Before installing the SBC486DX66, ensure the power supply meets the +5V DC requirement and that the installation site is free of dust and moisture. Use anti-static equipment to handle the board, and secure it in a grounded enclosure to prevent EMI interference. Verify compatibility with expansion cards (e.g., network or I/O cards) and install them in the ISA/PCI slots before powering up. Configure the BIOS settings as needed for storage devices or boot order, following RADISYS’ documentation for legacy system setup.
Before installing the SBC486DX66, ensure the power supply meets the +5V DC requirement and that the installation site is free of dust and moisture. Use anti-static equipment to handle the board, and secure it in a grounded enclosure to prevent EMI interference. Verify compatibility with expansion cards (e.g., network or I/O cards) and install them in the ISA/PCI slots before powering up. Configure the BIOS settings as needed for storage devices or boot order, following RADISYS’ documentation for legacy system setup.
Maintenance Recommendations:
- Routine Cleaning: Every six months, use compressed air to remove dust from the board’s surface and cooling vents, preventing overheating in high-dust environments.
- Component Inspection: Annually check for loose connections or bulging capacitors on the PCB. Replace any faulty components immediately to avoid cascading failures.
- Firmware Updates: While the SBC486DX66 lacks frequent firmware updates, periodically review RADISYS’ support site for critical patches or compatibility notes with legacy software.
- Spare Parts Management: Maintain a spare SBC486DX66 in a controlled environment to minimize downtime in case of failure. Ensure spare components are tested and configured identically to the primary system.
SBC486DX66
Product Warranty：RADISYS SBC486DX66
Our company offers a 12-month quality warranty for the RADISYS SBC486DX66, covering hardware defects unrelated to misuse or environmental damage. If the board exhibits performance issues or functional failures during the warranty period, we will provide a replacement unit to ensure uninterrupted operation. For discontinued or hard-to-find models like the SBC486DX66, our global supply chain specializes in sourcing legacy industrial components, ensuring quick turnaround for urgent repair needs.
With 17 years of expertise in industrial control distribution, we prioritize reliability and customer support, offering competitive pricing and technical guidance for retrofitting or maintaining legacy systems. Contact us today to leverage the SBC486DX66’s proven durability and compatibility in your industrial applications.
Note: All product names, logos, and brands are property of their respective owners. This document is for informational purposes only and does not substitute official technical documentation. Always refer to RADISYS’ manuals for detailed installation and safety guidelines.
Whatsapp:+86 18859254943
E-mail :sales@ygplc.com
E-mail :sales@ygplc.com
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