Comprehensive Product Summary – ACS-2635 Fanless Embedded Engine Box

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### 1. Product Overview

Product Name: ACS-2635
Model Number: ACS-2635
Series: Fanless Embedded Engine Box Series
Article Number: ACS-2635
Manufacturer: Aplex Technology Inc.

The Aplex ACS-2635 is a compact, fanless embedded engine box designed for industrial and embedded computing applications. It integrates an Intel® Celeron® M 1.6 GHz processor (with optional upgrade to Intel® Pentium® M 1.8 GHz) and supports dual PCI expansion slots, multiple serial and USB interfaces, and dual LAN connectivity. Engineered for reliability and silent operation, the ACS-2635 is housed in a rugged aluminum chassis that doubles as a heatsink, ensuring efficient thermal dissipation without active cooling. This system is ideal for environments requiring stable performance, low noise, and extended operational life.

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### 2. Key Features

- Fanless Aluminum Enclosure: The chassis is constructed from high-grade aluminum, functioning as a passive heatsink to maintain optimal thermal performance without moving parts.
- Intel® Mobile Processor Support: Equipped with an Intel® Celeron® M 1.6 GHz CPU, upgradeable to Intel® Pentium® M 1.8 GHz for enhanced processing power.
- Intel® 852GME + ICH4 Chipset: Provides stable platform support for embedded applications, ensuring compatibility with legacy and modern peripherals.
- Memory Expandability: One 184-pin DDR SDRAM slot supporting 266/333 MHz modules up to 1 GB.
- Dual PCI Expansion Slots: Two standard PCI slots allow integration of additional I/O, communication, or control cards.
- Comprehensive I/O Connectivity:
- 3 × RS-232 serial ports (COM1–COM3)
- 4 × USB 2.0 ports
- 2 × 10/100 Mbps Ethernet LAN ports
- 2 × PS/2 ports for keyboard and mouse
- 1 × VGA output for display connection
- 1 × Line-in/out and microphone audio interface
- 1 × Parallel port (SPP/EPP/ECP mode, optional)
- Storage Options:
- Internal bay for one 2.5" slim HDD
- Onboard CompactFlash (CF) slot for solid-state storage
- Wide-Range DC Power Input: Operates from 11 VDC to 28 VDC, with optional 230 VAC adapter for flexible deployment.
- Compact and Durable Design: Dimensions of 240 (W) × 230 (D) × 125 (H) mm; wall-mountable for space-constrained environments.
- Environmental Tolerance: Operating temperature range of 0 °C to 50 °C; storage temperature range of −20 °C to 60 °C.
- Regulatory Compliance: Meets CE and FCC Class A standards for electromagnetic compatibility and safety.

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### 3. Technical Specifications

| Category | Specification |
|---------------|-------------------|
| Processor | Intel® Celeron® M 1.6 GHz (standard), optional Intel® Pentium® M 1.8 GHz |
| Chipset | Intel® 852GME + ICH4 |
| Memory | 1 × 184-pin DDR DIMM slot, 266/333 MHz, up to 1 GB |
| Storage | 1 × 2.5" slim HDD bay, 1 × onboard CompactFlash slot |
| Expansion Slots | 2 × PCI slots |
| I/O Ports | 3 × RS-232 (COM1–COM3), 4 × USB 2.0, 2 × 10/100 LAN, 2 × PS/2 (keyboard & mouse), 1 × VGA, 1 × Line-in/out, 1 × Mic, 1 × Parallel port (optional) |
| Power Input | DC 11 V – 28 V wide-range input; optional 230 VAC adapter |
| Cooling System | Fanless, aluminum heatsink enclosure |
| Dimensions | 240 (W) × 230 (D) × 125 (H) mm (approx. 9.45 × 9.06 × 4.92 in) |
| Weight | Approx. 3–4 kg (depending on configuration) |
| Mounting Options | Wall-mount kit (included or optional depending on configuration) |
| Operating Temperature | 0 °C – 50 °C |
| Storage Temperature | −20 °C – 60 °C |
| Certifications | CE, FCC Class A |
| Material | Aluminum alloy chassis |
| Color | Natural aluminum finish |
| Power Consumption | Dependent on CPU and peripheral configuration; typically low due to mobile processor design |

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### 4. Functionality

The ACS-2635 functions as a compact embedded computing platform suitable for industrial automation, machine control, digital signage, and networked data acquisition. Its fanless design ensures silent operation and high reliability in dusty or vibration-prone environments. The system’s wide DC input range allows deployment in vehicles, kiosks, or factory control cabinets where stable DC power is available.

Typical Use Cases:
- Industrial control and monitoring systems
- Factory automation and process control
- Transportation and vehicle-mounted computing
- Digital signage and information kiosks
- Network gateways and communication controllers
- Embedded data logging and instrumentation

Compatibility:
The ACS-2635 supports standard operating systems compatible with Intel® 852GME architecture, including Windows® XP Embedded, Windows® 2000/XP, and various Linux distributions. The dual PCI slots enable integration with a wide range of industrial I/O cards, motion controllers, or communication interfaces.

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### 5. Components & Accessories

Included Components:
- ACS-2635 main unit (fanless aluminum enclosure with integrated heatsink)
- Wall-mount kit (mounting brackets and screws)
- Power connector terminal block for DC input
- User manual and quick installation guide

Optional Accessories:
- 230 VAC external power adapter (for AC-powered installations)
- 2.5" slim HDD or SSD (user-supplied or pre-installed)
- CompactFlash storage card (for OS or data storage)
- PCI expansion cards (e.g., additional serial ports, fieldbus interfaces, or data acquisition modules)
- Cable kits for COM, USB, and LAN connections

Connectors and Interfaces:
- Front/Rear Panel Layout:
- 3 × DB9 connectors for RS-232
- 4 × USB 2.0 Type A ports
- 2 × RJ45 connectors for 10/100 LAN
- 1 × VGA D-Sub 15-pin connector
- 2 × PS/2 mini-DIN connectors (keyboard and mouse)
- 3.5 mm audio jacks for line-in/out and microphone
- Optional DB25 parallel port
- DC power input terminal

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### 6. Installation & Setup

Requirements:
- DC power source within 11 V – 28 V range (or optional 230 VAC adapter)
- Compatible DDR memory module (up to 1 GB)
- Storage device (2.5" HDD/SSD or CompactFlash card)
- Display, keyboard, and mouse for initial configuration

Mounting Options:
The ACS-2635 supports wall mounting using the included bracket kit. The compact footprint (240 × 230 mm) allows installation in control panels, enclosures, or behind displays. The aluminum chassis provides both structural rigidity and passive cooling, eliminating the need for ventilation fans.

Configuration:
System setup involves installing the desired memory and storage devices, connecting power and peripherals, and configuring BIOS settings for boot order and device recognition. The BIOS supports standard PC configuration utilities, enabling easy integration into existing systems.

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### 7. Performance & Capabilities

Processing Performance:
The Intel® Celeron® M 1.6 GHz processor delivers efficient performance for embedded applications, balancing power consumption and computational capability. The optional Pentium® M 1.8 GHz upgrade provides enhanced processing throughput for more demanding tasks.

Memory and Storage:
With up to 1 GB DDR SDRAM and dual storage options (HDD and CF), the system supports both traditional and solid-state storage configurations. This flexibility allows optimization for reliability (CF-based) or capacity (HDD-based) depending on application needs.

Networking and Communication:
Dual 10/100 LAN ports enable redundant or segmented network configurations, supporting industrial Ethernet or dual-network topologies. The three RS-232 ports facilitate communication with legacy serial devices such as PLCs, sensors, and controllers.

Expansion Capability:
Two PCI slots provide significant flexibility for system customization. Users can install additional I/O cards, motion controllers, or specialized communication interfaces to tailor the system to specific industrial requirements.

Efficiency and Reliability:
The fanless design minimizes mechanical wear and dust ingress, extending operational life. The wide DC input range ensures stable operation under fluctuating power conditions, while the aluminum chassis maintains optimal thermal balance.

Limitations:
- Memory limited to 1 GB DDR SDRAM (single slot)
- No integrated display beyond VGA output
- Limited to 10/100 Mbps Ethernet (no Gigabit LAN)
- Designed for moderate computing loads rather than high-performance applications

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### 8. Standards & Compliance

The ACS-2635 adheres to multiple international standards for safety, electromagnetic compatibility, and environmental performance:

- CE Certification: Conforms to European safety and EMC directives for industrial equipment.
- FCC Class A Compliance: Meets U.S. Federal Communications Commission standards for electromagnetic emissions in commercial and industrial environments.
- RoHS (implied by manufacturer standards): Manufactured with environmentally responsible materials, minimizing hazardous substances.
- Operating Environment Standards: Designed for continuous operation within 0 °C – 50 °C ambient temperature and storage down to −20 °C.

These certifications ensure that the ACS-2635 can be deployed in regulated industrial and commercial environments without additional compliance concerns.

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### 9. Additional Information

Warranty:
Typically covered by Aplex’s standard industrial product warranty (duration varies by region, commonly 1–2 years). Warranty covers manufacturing defects and hardware failures under normal operating conditions.

Technical Support:
Aplex provides technical documentation, driver downloads, and BIOS updates through its official support channels. Integration assistance and configuration guidance are available for OEM and system integrator customers.

Maintenance:
The fanless design minimizes maintenance requirements. Periodic inspection for dust accumulation on external surfaces is recommended to maintain optimal heat dissipation. Storage devices (HDD/CF) may require replacement based on usage cycles.

Software & Firmware Updates:
BIOS and driver updates are available from Aplex’s support portal to ensure compatibility with new operating systems and peripheral devices. The system supports standard PC-based OS installation methods via USB or CF storage.

Lifecycle & Availability:
As part of Aplex’s embedded product line, the ACS-2635 is designed for long-term availability, ensuring consistent supply for industrial projects and OEM applications requiring extended lifecycle support.

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### Summary

The Aplex ACS-2635 is a robust, fanless embedded engine box optimized for industrial and embedded computing environments. Combining an Intel® mobile processor platform with flexible I/O, dual PCI expansion, and wide-range DC power input, it delivers reliable performance in a compact, passively cooled aluminum enclosure. Its compliance with CE and FCC Class A standards, along with versatile mounting and connectivity options, makes it a dependable choice for automation, control, and embedded system integration.

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Key Highlights Recap:
- Fanless aluminum heatsink chassis for silent, reliable operation
- Intel® Celeron® M 1.6 GHz (optional Pentium® M 1.8 GHz)
- Intel® 852GME + ICH4 chipset
- 1 × DDR DIMM up to 1 GB
- Dual PCI expansion slots
- 3 × RS-232, 4 × USB 2.0, 2 × LAN, VGA, audio, PS/2
- 1 × 2.5" HDD bay and 1 × CF slot
- DC 11–28 V input, optional 230 VAC adapter
- Dimensions: 240 × 230 × 125 mm
- Operating temperature: 0 °C – 50 °C
- CE / FCC Class A certified

The ACS-2635 stands as a versatile, industrial-grade embedded computing solution engineered for reliability, expandability, and long-term deployment in demanding environments.