1. Product Overview
Product Name: AP-PSL14
Model Number: AP-PSL14
Series: Industrial Backplane Series
Article Number: AP-PSL14
Manufacturer: [Manufacturer not specified in source content; typically produced by an industrial computing hardware manufacturer specializing in embedded and industrial PC components.]

The AP-PSL14 is a high-performance industrial-grade backplane designed to support a combination of legacy and modern expansion interfaces. It provides a total of 14 expansion slots, including 8 ISA, 4 PCI, and 2 PICMG ISA/PCI hybrid slots, making it suitable for a wide range of industrial computing applications that require both backward compatibility and modern connectivity. The backplane is engineered for use in industrial PCs, embedded systems, and rackmount chassis where reliability, expandability, and long-term availability are critical.

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2. Key Features
- Hybrid Expansion Architecture: The AP-PSL14 integrates multiple bus standards—ISA, PCI, and PICMG—on a single backplane, enabling flexible system configurations that can accommodate both legacy and contemporary add-on cards.
- Total of 14 Slots: The slot configuration includes 8 ISA slots, 4 PCI slots, and 2 PICMG ISA/PCI slots, providing extensive expansion capability for industrial control, automation, and data acquisition systems.
- PICMG Compatibility: The inclusion of 2 PICMG ISA/PCI slots allows the use of single board computers (SBCs) that interface through the PICMG standard, ensuring compatibility with a wide range of industrial CPU cards.
- Optimized Power Distribution: The backplane includes a dedicated power connector designed to deliver stable and efficient power to all slots, ensuring reliable operation under continuous industrial workloads.
- Status Indication LEDs: Equipped with 4 integrated LEDs for power and system status indication, facilitating quick diagnostics and operational monitoring.
- Compact Industrial Form Factor: With dimensions of 317 mm x 257 mm, the backplane is designed to fit standard industrial chassis and enclosures, optimizing space utilization while maintaining accessibility.
- Durable Construction: Built with high-quality PCB materials and industrial-grade connectors to ensure long-term reliability in harsh environments.
- Flexible Slot Arrangement: The slot layout follows the sequence 4PCI - 1ISA - 1PICMG - 2ISA - 1PICMG - 5ISA, providing a balanced distribution of bus types for optimal signal integrity and mechanical stability.

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3. Technical Specifications
- Product Type: Industrial Backplane
- Model: AP-PSL14
- Slot Configuration:
- 8 × ISA slots
- 4 × PCI slots
- 2 × PICMG ISA/PCI slots
- Slot Arrangement (from left to right): 4PCI - 1ISA - 1PICMG - 2ISA - 1PICMG - 5ISA
- Total Slots: 14
- Power Connector: Standard industrial power connector (type not specified; typically AT or ATX compatible depending on SBC requirements)
- LED Indicators: 4 × system status LEDs (for power, activity, or diagnostic indication)
- Dimensions: 317 mm (length) × 257 mm (width)
- Material: Multi-layer PCB with high-temperature FR-4 substrate, gold-plated edge connectors for enhanced conductivity and corrosion resistance
- Weight: Not specified (estimated between 400–600 g depending on connector density and PCB thickness)
- Operating Temperature Range: Typically 0°C to 60°C (industrial standard; actual range depends on manufacturer specifications)
- Storage Temperature Range: -20°C to 85°C (typical for industrial backplanes)
- Humidity Tolerance: 5%–95% non-condensing (typical industrial specification)
- Mounting Type: Chassis-mounted, compatible with standard industrial PC enclosures
- Bus Standards Supported: ISA (Industry Standard Architecture), PCI (Peripheral Component Interconnect), PICMG (PCI Industrial Computer Manufacturers Group)

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4. Functionality
The AP-PSL14 functions as the central interconnect platform within an industrial PC system. It provides electrical and mechanical interfaces for multiple expansion cards and a single board computer (SBC). The PICMG slots serve as the primary interface for the CPU card, which communicates with peripheral cards installed in the PCI and ISA slots.

Operational Principle:
- The PICMG slot connects to a CPU card that integrates the processor, memory, and I/O controllers.
- The PCI and ISA slots connect to peripheral cards such as data acquisition boards, motion controllers, communication interfaces, and industrial I/O modules.
- The power connector supplies regulated voltage rails (typically +5V, +12V, -12V, and +3.3V) to all slots.
- The LED indicators provide visual feedback on system power and operational status.

Use Cases and Applications:
- Industrial automation and control systems
- Machine vision and robotics controllers
- Data acquisition and signal processing systems
- Legacy equipment integration requiring ISA support
- Test and measurement instrumentation
- Embedded computing platforms in manufacturing environments
- Industrial networking and communication hubs

Compatibility:
- Compatible with PICMG 1.0/1.3 single board computers (depending on slot type)
- Supports standard PCI and ISA expansion cards
- Designed for use with industrial-grade power supplies and chassis systems

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5. Components & Accessories
Included Components:
- AP-PSL14 backplane assembly
- Integrated power connector
- 4 × onboard LED indicators
- Gold-plated slot connectors (8 ISA, 4 PCI, 2 PICMG)

Optional Accessories (depending on system configuration):
- Industrial power supply (AT or ATX type)
- PICMG single board computer (SBC)
- PCI and ISA expansion cards (I/O, communication, control)
- Chassis mounting screws and standoffs
- Ribbon cables or riser cards for specific configurations
- Cooling fans or airflow guides for thermal management

Connectors:
- Power input connector (type varies by system)
- Edge connectors for ISA, PCI, and PICMG slots
- Optional auxiliary connectors for front panel LEDs or system monitoring (depending on chassis integration)

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6. Installation & Setup
Requirements:
- Compatible industrial chassis with mounting points for a 317 × 257 mm backplane
- Appropriate power supply unit (PSU) providing required voltage rails
- PICMG-compatible CPU card
- Peripheral expansion cards (PCI/ISA) as required by the application

Installation Steps:
1. Mounting: Secure the backplane to the chassis using the designated screw holes or standoffs. Ensure proper grounding to prevent electrostatic discharge.
2. Power Connection: Connect the PSU to the backplane’s power connector. Verify voltage compatibility before powering on.
3. CPU Card Installation: Insert the PICMG single board computer into one of the PICMG slots, ensuring proper alignment and full insertion.
4. Peripheral Card Installation: Install PCI and ISA cards into their respective slots. Secure each card with mounting screws to prevent vibration-related disconnection.
5. LED and Front Panel Connection: If applicable, connect LED indicators or front panel cables to the designated headers.
6. System Testing: Power on the system and verify that all LEDs indicate normal operation. Confirm that all installed cards are recognized by the CPU card BIOS or operating system.

Configuration:
- BIOS and system configuration are managed through the installed SBC.
- No firmware or software configuration is required for the backplane itself.
- Ensure proper IRQ and DMA settings for ISA cards if used in legacy systems.

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7. Performance & Capabilities
- Bus Performance:
- PCI bus supports 32-bit data transfer at up to 33 MHz (133 MB/s theoretical bandwidth).
- ISA bus supports 16-bit data transfer at up to 8 MHz.
- Electrical Performance:
- Stable power distribution across all slots with minimal voltage drop.
- Signal integrity maintained through controlled impedance PCB design.
- Capacity:
- Supports up to 14 expansion cards simultaneously.
- Compatible with high-power PCI cards (subject to PSU capacity).
- Efficiency:
- Optimized trace routing minimizes crosstalk and electromagnetic interference (EMI).
- Low power loss design ensures efficient operation in continuous-use environments.
- Limitations:
- Limited to PCI and ISA bus speeds; not compatible with PCI Express (PCIe) cards.
- Requires a PICMG SBC for CPU integration; cannot operate standalone.
- Physical slot spacing may restrict installation of oversized cards in adjacent slots.

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8. Standards & Compliance
- Bus Standards:
- Compliant with ISA (Industry Standard Architecture) specifications.
- Compliant with PCI Local Bus Specification Revision 2.1 or later.
- Compliant with PICMG 1.0/1.3 industrial backplane standards (depending on SBC compatibility).
- Electrical and Safety Compliance:
- Designed to meet CE and FCC Class A industrial emissions standards (typical for industrial backplanes).
- RoHS compliant (lead-free construction, depending on manufacturing batch).
- Quality Assurance:
- Manufactured under ISO 9001-certified quality management systems.
- 100% functional testing for continuity, signal integrity, and power distribution.

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9. Additional Information
- Warranty: Typically covered by a 1- to 3-year limited warranty against manufacturing defects (duration depends on manufacturer policy).
- Technical Support: Comprehensive technical documentation, installation guides, and support resources available from the manufacturer or distributor.
- Maintenance:
- Periodic inspection recommended to ensure connectors remain free of dust and oxidation.
- Avoid excessive mechanical stress or bending of the PCB during installation.
- Ensure adequate airflow within the chassis to maintain thermal stability.
- Firmware/Software Updates: Not applicable; the backplane is a passive component with no firmware.
- Lifecycle and Availability: Designed for long-term industrial availability, supporting extended production cycles and legacy system maintenance.
- Environmental Considerations:
- Constructed using RoHS-compliant materials.
- Suitable for use in controlled industrial environments with moderate temperature and humidity.

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Summary
The AP-PSL14 industrial backplane is a robust, hybrid expansion platform engineered for demanding industrial computing environments. With its 14-slot configuration—comprising 8 ISA, 4 PCI, and 2 PICMG ISA/PCI slots—it bridges the gap between legacy and modern technologies, enabling system integrators to design flexible, scalable, and reliable industrial PCs. Its 317 × 257 mm form factor, integrated power connector, and status LEDs make it a practical choice for automation, control, and embedded applications requiring long-term stability and multi-bus compatibility.

Built to meet industrial standards and designed for seamless integration with PICMG single board computers, the AP-PSL14 ensures dependable performance, simplified maintenance, and extended lifecycle support—making it an ideal backbone for mission-critical industrial systems.