1. Product Overview
Product Name: Fanless VIA Eden Standalone Box PC
Model: ACS-2101
Series: ACS Industrial Embedded Box PC Series
Article Number: ACS-2101
Manufacturer: Aplex Technology Inc.

The Aplex ACS-2101 is a compact, fanless embedded box PC designed for industrial and embedded computing applications that require reliable, low-power, and maintenance-free operation. Built around the VIA Eden processor platform, the ACS-2101 delivers stable performance in harsh environments where dust, vibration, and temperature fluctuations can compromise conventional systems. Its ruggedized design, flexible I/O configuration, and wide DC input range make it suitable for automation, control, and data acquisition tasks in industrial, transportation, and commercial settings.

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2. Key Features
- Fanless Design: The ACS-2101 employs a completely fanless thermal solution, ensuring silent operation and eliminating mechanical wear associated with moving parts. This design enhances reliability and reduces maintenance requirements.
- VIA Eden 733 MHz CPU: Powered by the VIA Eden processor, the system offers a balance between performance and energy efficiency, ideal for embedded and industrial control applications.
- Memory Support: One 168-pin SDRAM DIMM slot supporting up to 512 MB of system memory, allowing sufficient capacity for lightweight operating systems and embedded applications.
- Storage Options: Provides space for a 2.5-inch HDD or SSD and includes one CompactFlash (CF) slot for solid-state storage or system boot media.
- Comprehensive I/O Connectivity:
- 2 × USB 2.0 ports for peripheral connectivity
- 1 × 10/100 Mbps LAN port for network communication
- 3 × RS-232 serial ports for legacy device integration
- 1 × configurable RS-232/422/485 serial port for flexible industrial communication protocols
- Wide Power Input Range: Operates from 11 to 28 VDC, supporting a variety of industrial power environments. An optional 230 VAC adapter is available for standard power sources.
- Compact and Rugged Construction: With dimensions of 225 × 170 × 58 mm, the ACS-2101 is designed for space-constrained installations and can be easily integrated into control cabinets or kiosks.
- Industrial-Grade Reliability: Designed for continuous operation in demanding environments, with robust components and passive cooling for extended service life.

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3. Technical Specifications
- Processor: VIA Eden 733 MHz CPU
- Chipset: VIA chipset optimized for embedded applications
- Memory:
- 1 × 168-pin SDRAM DIMM slot
- Maximum capacity: 512 MB
- Storage:
- 1 × 2.5" HDD/SSD bay
- 1 × CompactFlash (CF) slot
- I/O Interfaces:
- 2 × USB 2.0 ports
- 1 × 10/100 Mbps Ethernet LAN port (RJ-45)
- 3 × RS-232 serial ports (DB9 connectors)
- 1 × RS-232/422/485 configurable serial port (DB9 connector)
- Power Supply:
- Input voltage: 11–28 VDC
- Optional external 230 VAC adapter available
- Physical Characteristics:
- Dimensions: 225 mm (W) × 170 mm (D) × 58 mm (H)
- Construction: Rugged metal chassis for industrial durability
- Cooling: Fanless passive heat dissipation
- Operating Environment:
- Designed for industrial temperature and vibration tolerance (exact range dependent on configuration)
- Suitable for 24/7 operation
- Weight: Approx. 1.5–2.0 kg (depending on storage configuration)
- Mounting Options: Desktop, wall, or DIN-rail mounting (depending on accessories)

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4. Functionality
The ACS-2101 functions as a standalone embedded computer capable of running a variety of operating systems and control software. Its VIA Eden processor provides sufficient computational power for data acquisition, machine control, and communication gateway tasks. The system’s multiple serial ports enable direct interfacing with industrial controllers, sensors, and legacy equipment, while the Ethernet port allows integration into modern network infrastructures.

Use Cases and Applications:
- Industrial Automation: Acts as a control node for PLCs, sensors, and actuators in factory automation systems.
- Data Acquisition: Collects and processes data from serial or networked devices for monitoring and analysis.
- Kiosk and Digital Signage: Compact form factor and fanless design make it suitable for public information terminals and signage systems.
- Transportation and Vehicle Systems: Operates reliably under fluctuating power conditions and vibration, ideal for mobile or vehicular applications.
- Building Management Systems: Integrates with HVAC, lighting, and security systems for centralized control.

Compatibility:
The ACS-2101 supports standard PC-compatible operating systems such as Windows Embedded, Linux distributions, and other x86-based OS environments. Its standard interfaces ensure compatibility with a wide range of industrial peripherals and communication devices.

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5. Components & Accessories
Included Items:
- ACS-2101 main unit (fanless embedded box PC)
- Power terminal block or DC input connector
- Mounting brackets (depending on configuration)
- User manual and quick installation guide

Optional Accessories:
- 230 VAC external power adapter
- DIN-rail mounting kit
- Wall-mount brackets
- CompactFlash storage card
- 2.5" HDD or SSD (various capacities)
- Serial and USB extension cables

Connectors and Ports:
- Front or rear I/O panel (depending on model configuration) includes all serial, USB, and LAN ports.
- Power input connector designed for secure industrial-grade DC wiring.

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6. Installation & Setup
Requirements:
- DC power source within 11–28 VDC range or optional 230 VAC adapter.
- Appropriate mounting surface or enclosure with adequate ventilation for passive cooling.
- Compatible storage device (2.5" HDD/SSD or CF card) and memory module installed prior to system startup.

Mounting Options:
- Desktop: Can be placed on a flat surface for bench or control room use.
- Wall Mount: Brackets allow secure attachment to vertical surfaces.
- DIN-Rail Mount: Optional kit enables integration into industrial control panels.

Configuration:
- Memory and storage installation via accessible internal slots.
- BIOS setup for boot device selection (HDD or CF).
- Operating system installation through USB or CF interface.
- Network and serial port configuration via standard OS utilities.

Setup Process:
1. Connect DC power input or external adapter.
2. Attach peripherals (keyboard, mouse, display if required).
3. Install memory and storage devices.
4. Power on and enter BIOS for initial configuration.
5. Install operating system and drivers.
6. Configure network and serial communication parameters.

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7. Performance & Capabilities
The VIA Eden 733 MHz processor provides efficient performance for embedded control and monitoring tasks. While not designed for high-end computing, it excels in low-power, continuous-operation environments.

Performance Metrics:
- CPU Frequency: 733 MHz
- Memory Bandwidth: SDRAM interface up to 512 MB capacity
- Storage Throughput: Dependent on HDD/SSD or CF card performance
- Network Speed: 10/100 Mbps Ethernet
- Serial Communication: Supports standard baud rates up to 115.2 kbps (RS-232) and higher for RS-422/485 modes

Efficiency:
- Low power consumption due to VIA Eden architecture and fanless design.
- Passive cooling ensures silent operation and minimal energy loss.

Limitations:
- Limited memory capacity (512 MB maximum) restricts use with modern high-demand applications.
- Single-core CPU limits multitasking performance.
- No integrated display output (requires external interface if needed).

Despite these constraints, the ACS-2101 remains highly effective for dedicated control, monitoring, and communication tasks where reliability and low maintenance are priorities.

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8. Standards & Compliance
The ACS-2101 is designed and manufactured in accordance with industrial computing standards to ensure safety, reliability, and interoperability.

Certifications and Compliance:
- CE Certification: Conforms to European safety and electromagnetic compatibility (EMC) directives.
- FCC Compliance: Meets FCC Class A requirements for industrial environments.
- RoHS Compliance: Manufactured using lead-free and environmentally safe materials.
- Industrial Standards: Designed for continuous operation in industrial temperature and vibration conditions.

Industry Standards Supported:
- RS-232/422/485 serial communication standards
- USB 2.0 specification
- IEEE 802.3 10/100 Ethernet standard
- ATX-compatible power input design

These certifications and standards ensure that the ACS-2101 can be deployed in regulated industrial and commercial environments with confidence in its safety and performance.

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9. Additional Information
Warranty:
Typically supplied with a standard manufacturer’s warranty (commonly 1–2 years) covering defects in materials and workmanship. Extended warranty options may be available through Aplex or authorized distributors.

Support:
Aplex provides technical documentation, driver downloads, and firmware updates through its official support channels. Technical assistance is available for system integration, BIOS configuration, and troubleshooting.

Maintenance:
- Fanless design minimizes maintenance requirements.
- Periodic inspection recommended for dust accumulation on external surfaces.
- Storage devices (HDD/SSD/CF) may require replacement based on operational hours and environmental conditions.

Software and Firmware Updates:
- BIOS updates available from manufacturer for improved compatibility and performance.
- Compatible with embedded operating systems that can be customized for specific applications.

Lifecycle and Availability:
The ACS-2101 is part of Aplex’s long-term support product line, ensuring extended availability for industrial customers requiring consistent hardware platforms over multiple years.

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Summary
The Aplex ACS-2101 Fanless VIA Eden Standalone Box PC is a compact, rugged, and energy-efficient embedded computing solution engineered for industrial and embedded applications. With its VIA Eden 733 MHz processor, flexible I/O configuration, and wide DC input range, it provides reliable performance in environments where durability and stability are paramount. Its fanless design ensures silent operation and long-term reliability, while its compact dimensions and versatile mounting options make it adaptable to a wide range of installations—from factory automation and data acquisition to transportation and building management systems.

The ACS-2101 exemplifies Aplex’s commitment to delivering robust, industrial-grade computing platforms that combine efficiency, flexibility, and reliability for mission-critical applications.