1. Product Overview
Product Name: Alu. Cover Heatsink Engine Box Cel Mobile 1G8 1 x PCI Slot
Model: ACS-2634
Series: Fanless Embedded Engine Box Series
Article Number: ACS-2634
Manufacturer: Aplex Technology Inc.

The Aplex ACS-2634 is a compact, fanless embedded computing engine designed for industrial and embedded applications requiring reliable performance, low power consumption, and flexible expansion. Built around Intel’s mobile Celeron processor platform, the ACS-2634 integrates a robust aluminum heatsink enclosure that provides passive cooling, ensuring silent operation and long-term durability in harsh environments. The system supports a single PCI expansion slot, multiple I/O interfaces, and a wide DC input range, making it suitable for automation, control, and embedded system integration.

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2. Key Features
- Fanless Aluminum Heatsink Design: The ACS-2634 features a rugged aluminum chassis that doubles as a heatsink, providing efficient passive cooling without the need for moving parts. This design enhances reliability and reduces maintenance requirements.
- Intel Mobile Processor Platform: Equipped with an Intel Celeron Mobile 1.6 GHz processor, with optional upgrade to Intel Pentium 4 Mobile 1.8 GHz, offering scalable performance for various embedded applications.
- Chipset: Integrated Intel 852GM + ICH4 chipset, providing stable platform support for mobile-class CPUs and integrated graphics.
- Memory Support: One DDR SDRAM slot supporting up to 1 GB of system memory, ensuring sufficient capacity for embedded control and data processing tasks.
- Flexible Expansion: One PCI slot available for additional interface or control cards, enabling customization for specific industrial or automation requirements.
- Comprehensive I/O Connectivity:
- 4 × USB 2.0 ports for peripheral connectivity
- 2 × 10/100 Mbps LAN ports for network redundancy or dual-network operation
- CompactFlash (CF) slot for solid-state storage or OS installation
- Space for one 2.5" HDD for additional storage capacity
- Wide Power Input Range: Operates from 11 VDC to 28 VDC, supporting direct DC power input from industrial power sources; optional 230 VAC adapter available for standard AC mains operation.
- Compact and Durable Construction: Designed for space-constrained environments with robust mechanical integrity and wall-mount capability.
- Industrial-Grade Reliability: Fanless operation, wide voltage tolerance, and solid-state storage options make it ideal for continuous operation in industrial, vehicular, or embedded control systems.

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3. Technical Specifications
- Processor: Intel Celeron Mobile 1.6 GHz (standard); optional Intel Pentium 4 Mobile 1.8 GHz
- Chipset: Intel 852GM + ICH4
- Memory: 1 × DDR SDRAM slot, maximum 1 GB
- Storage Options:
- 1 × 2.5" HDD bay
- 1 × CompactFlash slot
- Expansion Slot: 1 × PCI slot
- I/O Interfaces:
- 4 × USB 2.0 ports
- 2 × 10/100 Mbps Ethernet LAN ports
- Power Supply:
- Input voltage: 11 VDC to 28 VDC
- Optional external 230 VAC adapter
- Dimensions:
- Main unit: 230 mm (W) × 203.5 mm (D) × 101 mm (H)
- With wall mount kit: 240 mm (W) × 104 mm (H)
- Weight: 3.78 kg
- Material: Aluminum alloy enclosure with integrated heatsink fins
- Cooling System: Passive (fanless) thermal dissipation via aluminum chassis
- Color/Finish: Natural or anodized aluminum finish (typical for Aplex industrial enclosures)

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4. Functionality
The ACS-2634 operates as a compact embedded computing engine designed for industrial automation, machine control, and embedded system integration. Its fanless design ensures silent operation and resistance to dust ingress, making it suitable for environments where active cooling is impractical or undesirable.

How It Works:
The Intel mobile processor and chipset combination provides a balance between performance and power efficiency. The aluminum enclosure acts as a passive heatsink, dissipating heat generated by the CPU and internal components. The system’s internal layout accommodates a 2.5" HDD or SSD and a CompactFlash card, allowing flexible storage configurations.

Use Cases and Applications:
- Industrial automation controllers
- Machine vision and inspection systems
- Embedded data acquisition and monitoring
- Transportation and vehicular computing
- Kiosk and digital signage systems
- Networked control nodes in distributed systems

Compatibility:
The ACS-2634 supports standard PCI expansion cards, USB peripherals, and Ethernet-based communication devices. It is compatible with common embedded operating systems such as Windows Embedded, Linux, and other x86-based OS distributions, depending on driver availability.

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5. Components & Accessories
Included Items:
- ACS-2634 main unit (fanless aluminum enclosure with integrated heatsink)
- Wall mount kit (optional, depending on configuration)
- Power connector terminal block for DC input
- User documentation and installation guide

Optional Add-ons:
- 230 VAC external power adapter
- PCI expansion cards (I/O, communication, or control modules)
- 2.5" HDD or SSD storage device
- CompactFlash card for OS or data storage
- Additional mounting brackets or DIN-rail adapters (if supported by Aplex accessories)

Connectors and Interfaces:
- USB 2.0 ports for external devices such as keyboards, mice, or data acquisition modules
- Dual Ethernet ports for network redundancy or segmented communication
- PCI slot for hardware expansion
- DC power input terminal for 11–28 VDC supply
- Internal connectors for HDD and CF storage

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6. Installation & Setup
Requirements:
- DC power source within 11–28 VDC range or optional 230 VAC adapter
- Adequate ventilation space around the chassis for passive heat dissipation
- Mounting surface capable of supporting 3.78 kg

Mounting Options:
- Wall mounting using the included or optional wall mount kit (dimensions with kit: 240 mm × 104 mm)
- Possible integration into control cabinets or enclosures

Configuration:
- Install DDR SDRAM module (up to 1 GB) in the single memory slot
- Mount 2.5" HDD or SSD in the internal drive bay
- Insert CompactFlash card if required for OS or data storage
- Connect power input (11–28 VDC) or use optional AC adapter
- Connect peripherals via USB and network interfaces
- Install PCI expansion card if additional functionality is needed

Setup Process:
1. Secure the unit using the wall mount kit or within an enclosure.
2. Connect the DC power input and verify voltage compliance.
3. Attach network and peripheral cables.
4. Power on the system and install the desired operating system via CF or HDD.
5. Configure BIOS and system settings as required for the application.

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7. Performance & Capabilities
Processing Performance:
The Intel Celeron Mobile 1.6 GHz processor provides sufficient computational power for embedded control, data logging, and automation tasks. The optional Pentium 4 Mobile 1.8 GHz upgrade offers enhanced performance for more demanding applications.

Memory and Storage:
With up to 1 GB DDR SDRAM, the system supports moderate multitasking and real-time control operations. The combination of a 2.5" HDD and CF slot allows flexible storage configurations, balancing capacity and reliability.

Networking:
Dual 10/100 Mbps Ethernet ports enable redundant network connections or separation of control and data networks, improving reliability and security in industrial environments.

I/O Throughput:
Four USB 2.0 ports provide connectivity for external devices, sensors, or data acquisition modules, supporting up to 480 Mbps transfer rates per port.

Power Efficiency:
The mobile processor architecture and fanless design minimize power consumption, making the ACS-2634 suitable for energy-sensitive or battery-powered installations.

Thermal and Environmental Performance:
The aluminum heatsink enclosure ensures efficient passive cooling, maintaining stable operation without fans. This design reduces dust accumulation and mechanical wear, extending system lifespan.

Limitations:
- Maximum memory capacity limited to 1 GB
- Single PCI slot restricts expansion to one additional card
- No integrated display output mentioned (external GPU or interface card may be required)

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8. Standards & Compliance
Certifications and Compliance:
While specific certifications are not listed in the provided data, Aplex industrial systems typically comply with the following standards:
- CE (Conformité Européenne) for safety and electromagnetic compatibility
- FCC Class A for electromagnetic emissions
- RoHS (Restriction of Hazardous Substances) compliance for environmental safety
- ISO 9001 manufacturing quality standards

Industry Standards Supported:
- PCI interface standard for expansion cards
- USB 2.0 standard for peripheral connectivity
- IEEE 802.3 for Ethernet networking
- ATX-compatible DC power input range (11–28 VDC)

These compliance measures ensure that the ACS-2634 meets industrial and regulatory requirements for embedded computing systems.

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9. Additional Information
Warranty:
Aplex typically provides a standard manufacturer’s warranty covering defects in materials and workmanship. Warranty duration and terms may vary by region or distributor.

Technical Support:
Comprehensive technical support is available through Aplex’s service channels, including documentation, driver downloads, and firmware updates.

Maintenance:
The fanless design minimizes maintenance requirements. Periodic cleaning of external surfaces and verification of power and network connections are recommended. Internal components such as storage drives can be replaced or upgraded as needed.

Software and Firmware Updates:
System BIOS and embedded controller firmware can be updated via standard Aplex utilities or through the CompactFlash interface. Operating system updates depend on the installed OS and application environment.

Serviceability:
The modular internal layout allows easy access to memory, storage, and PCI expansion components for upgrades or replacements.

Longevity and Reliability:
The ACS-2634’s fanless, solid-state design ensures long operational life, making it suitable for continuous 24/7 operation in industrial and embedded environments.

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Summary
The Aplex ACS-2634 is a fanless aluminum embedded engine box designed for industrial and embedded computing applications. It integrates an Intel Celeron Mobile 1.6 GHz processor (optional Pentium 4 Mobile 1.8 GHz), Intel 852GM + ICH4 chipset, and supports up to 1 GB DDR SDRAM. The system offers 4 × USB 2.0, 2 × 10/100 LAN, 1 × PCI slot, 1 × 2.5" HDD bay, and 1 × CF slot, operating from a wide 11–28 VDC input or optional 230 VAC adapter. Measuring 230 × 203.5 × 101 mm and weighing 3.78 kg, the ACS-2634 combines compactness, durability, and silent operation.

Its fanless aluminum heatsink enclosure ensures efficient passive cooling, while its industrial-grade design supports reliable operation in automation, control, and embedded system environments. With flexible expansion, robust connectivity, and compliance with industrial standards, the ACS-2634 provides a dependable platform for a wide range of embedded computing applications.