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AP-SL20

20 slot 4 Layer passive backplane
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  • Kategorie: Backplanes
  • The AP-SL20 is a 20-slot, 4-layer passive backplane designed for high-performance industrial computing systems, embedded control platforms, and modular rack-based architectures. It provides a robust and scalable interconnection platform for multiple plug-in boards, such as CPU cards, I/O modules, and peripheral interface cards. With its 20-slot configuration and multi-layer PCB design, the AP-SL20 ensures reliable signal integrity, efficient power distribution, and flexible system expansion for industrial and embedded applications.
- 20-Slot Configuration: Supports up to 20 expansion boards, enabling extensive system scalability and modularity.
- 4-Layer PCB Design: Multi-layer construction enhances signal integrity, reduces electromagnetic interference (EMI), and improves power distribution across all slots.
- Passive Architecture: No active components on the backplane; relies on the CPU or controller card for signal processing, ensuring high reliability and minimal failure points.
- Industrial-Grade Design: Engineered for continuous operation in demanding environments such as automation, process control, and industrial computing.
- Optimized Signal Routing: Layered PCB design minimizes crosstalk and impedance mismatches, supporting stable high-speed data communication between modules.
- Compact Form Factor: Dimensions of 417 mm × 199 mm allow integration into standard industrial chassis or custom enclosures.
- High Compatibility: Designed to support a wide range of bus architectures (e.g., ISA, PCI, or proprietary industrial buses, depending on configuration).
- Ease of Maintenance: Passive design simplifies troubleshooting and replacement, reducing downtime in mission-critical systems.
- Scalable Power Distribution: Supports multiple voltage rails for diverse peripheral requirements, ensuring stable operation of all connected modules.
- Durable Construction: Manufactured using high-quality FR-4 or equivalent PCB material for mechanical stability and long service life.

Zolltarifnummer: 8536 6930 000

1. Product Overview
Product Name: 20-Slot 4-Layer Passive Backplane
Model: AP-SL20
Series: AP-SL Series
Article Number: AP-SL20
Manufacturer: [Manufacturer not specified; typically produced by industrial computing or embedded systems hardware vendors specializing in passive backplane architectures.]

The AP-SL20 is a 20-slot, 4-layer passive backplane designed for high-performance industrial computing systems, embedded control platforms, and modular rack-based architectures. It provides a robust and scalable interconnection platform for multiple plug-in boards, such as CPU cards, I/O modules, and peripheral interface cards. With its 20-slot configuration and multi-layer PCB design, the AP-SL20 ensures reliable signal integrity, efficient power distribution, and flexible system expansion for industrial and embedded applications.




2. Key Features
- 20-Slot Configuration: Supports up to 20 expansion boards, enabling extensive system scalability and modularity.
- 4-Layer PCB Design: Multi-layer construction enhances signal integrity, reduces electromagnetic interference (EMI), and improves power distribution across all slots.
- Passive Architecture: No active components on the backplane; relies on the CPU or controller card for signal processing, ensuring high reliability and minimal failure points.
- Industrial-Grade Design: Engineered for continuous operation in demanding environments such as automation, process control, and industrial computing.
- Optimized Signal Routing: Layered PCB design minimizes crosstalk and impedance mismatches, supporting stable high-speed data communication between modules.
- Compact Form Factor: Dimensions of 417 mm × 199 mm allow integration into standard industrial chassis or custom enclosures.
- High Compatibility: Designed to support a wide range of bus architectures (e.g., ISA, PCI, or proprietary industrial buses, depending on configuration).
- Ease of Maintenance: Passive design simplifies troubleshooting and replacement, reducing downtime in mission-critical systems.
- Scalable Power Distribution: Supports multiple voltage rails for diverse peripheral requirements, ensuring stable operation of all connected modules.
- Durable Construction: Manufactured using high-quality FR-4 or equivalent PCB material for mechanical stability and long service life.




3. Technical Specifications
- Model: AP-SL20
- Type: Passive Backplane
- Number of Slots: 20
- PCB Layers: 4
- Dimensions: 417 mm (length) × 199 mm (width)
- Material: High-grade FR-4 epoxy glass laminate (typical for industrial backplanes)
- Weight: Approx. 0.8–1.2 kg (estimated, depending on connector configuration)
- Operating Temperature Range: Typically 0°C to 60°C (industrial standard; actual range depends on system integration)
- Storage Temperature Range: -20°C to 85°C
- Relative Humidity: 5% to 95% non-condensing
- Power Distribution: Multi-rail support (e.g., +5V, +12V, -12V, +3.3V depending on bus type)
- Signal Layers: 2 dedicated signal layers plus 2 power/ground planes for noise reduction and stable voltage reference
- Connector Type: Standard edge connectors or slot connectors compatible with the supported bus architecture
- Mounting Holes: Pre-drilled for chassis or rack integration
- PCB Thickness: Typically 1.6 mm (standard industrial PCB thickness)
- Surface Finish: HASL or ENIG (depending on production variant)




4. Functionality
The AP-SL20 functions as a passive interconnect platform that links multiple plug-in boards within an industrial or embedded computing system. It provides mechanical support and electrical connectivity between the system’s CPU card and peripheral modules.

How It Works:
- The CPU or controller card plugs into one of the slots (typically the system slot), which distributes control, data, and power signals across the backplane.
- Peripheral cards (I/O, communication, or expansion modules) occupy the remaining slots, interfacing through the shared bus lines routed through the backplane’s internal layers.
- The 4-layer PCB design ensures that signal traces are properly isolated and impedance-controlled, maintaining signal integrity even in high-speed or noise-sensitive environments.
- Power rails are distributed evenly across all slots, ensuring consistent voltage delivery to each module.

Use Cases & Applications:
- Industrial automation systems
- Embedded control platforms
- Data acquisition and monitoring systems
- Machine vision and robotics controllers
- Communication and networking chassis
- Test and measurement equipment
- Custom rackmount computing systems

Compatibility:
The AP-SL20 is designed to integrate with a variety of industrial CPU cards and peripheral modules. Depending on the bus standard implemented (e.g., ISA, PCI, or proprietary), it can support legacy or modern expansion cards. Its passive nature ensures broad compatibility with multiple generations of hardware.




5. Components & Accessories
Included Items:
- AP-SL20 20-slot passive backplane (main unit)
- Mounting hardware (screws, standoffs, or brackets as applicable)
- Connector labeling or slot identification markings

Optional Add-ons:
- Industrial chassis or rackmount enclosure compatible with 417 × 199 mm backplane dimensions
- Power supply units (PSUs) with appropriate voltage rails
- CPU cards or system host boards
- Peripheral expansion cards (I/O, communication, storage, etc.)
- Cooling fans or airflow management accessories

Connectors:
- 20 slot connectors for expansion cards
- Power input connectors for system voltage distribution
- Optional auxiliary connectors for front panel or system monitoring interfaces




6. Installation & Setup
Requirements:
- Compatible chassis or enclosure with mounting points matching the 417 × 199 mm footprint
- Appropriate power supply with sufficient current capacity for all installed modules
- Proper grounding and shielding to minimize EMI

Mounting Options:
- Horizontal or vertical installation within a rack or chassis
- Secured using pre-drilled mounting holes and standard hardware
- Can be integrated into custom enclosures for specialized applications

Configuration:
- Identify the system slot for the CPU or controller card
- Insert peripheral cards into the remaining slots, ensuring proper alignment with the connectors
- Connect the power supply to the designated input terminals or connectors
- Verify that all modules are properly seated and secured before powering on the system

Setup Notes:
- Ensure that the backplane is installed in an environment with adequate ventilation
- Avoid excessive mechanical stress on connectors during installation
- Follow ESD protection procedures when handling the backplane and modules




7. Performance & Capabilities
Speed & Data Throughput:
- Dependent on the bus architecture implemented (e.g., ISA up to 8 MHz, PCI up to 133 MB/s, or higher for modern variants)
- 4-layer design supports stable high-speed signal transmission with minimal crosstalk

Capacity:
- Supports up to 20 modules simultaneously
- Power distribution designed to handle multiple high-current peripheral cards

Efficiency:
- Passive design eliminates active power consumption on the backplane itself
- Optimized trace routing minimizes signal loss and power dissipation

Limitations:
- As a passive backplane, it does not include active switching or signal conditioning components
- Performance depends on the quality and compatibility of installed CPU and peripheral cards
- Requires external power supply and cooling management for high-density configurations




8. Standards & Compliance
Certifications:
- Designed in accordance with industrial PCB manufacturing standards (IPC-A-600, IPC-6012)
- RoHS compliant (Restriction of Hazardous Substances)
- REACH compliant (Registration, Evaluation, Authorization, and Restriction of Chemicals)
- CE marking (if applicable, depending on manufacturer and region)

Industry Standards:
- Compatible with standard industrial bus architectures (ISA, PCI, or proprietary)
- Meets mechanical and electrical specifications for industrial-grade backplanes
- Manufactured under ISO 9001 quality management systems

Regulatory Compliance:
- Conforms to applicable EMC and safety directives for industrial electronic assemblies
- Designed for integration into systems that meet EN 55032 / EN 55024 (EMC) and EN 61010 (safety) standards




9. Additional Information
Warranty:
- Typically covered by a 1- to 3-year limited warranty (depending on manufacturer policy) against defects in materials and workmanship.

Support:
- Technical documentation, installation guides, and pinout diagrams available from the manufacturer or distributor.
- Engineering support for system integration and compatibility verification.

Maintenance:
- Minimal maintenance required due to passive design.
- Periodic inspection recommended to ensure connectors remain clean and free of debris.
- Avoid exposure to excessive humidity or corrosive environments.

Updates & Revisions:
- Product revisions may include updated PCB materials, improved connector types, or enhanced signal routing for newer bus standards.
- Backward compatibility typically maintained across revisions within the AP-SL series.




Summary
The AP-SL20 20-Slot 4-Layer Passive Backplane is a robust, industrial-grade interconnection platform engineered for modular computing systems requiring high reliability, scalability, and long-term serviceability. Its 20-slot configuration and 4-layer PCB design provide superior signal integrity, stable power distribution, and broad compatibility with a range of CPU and peripheral cards. With dimensions of 417 × 199 mm, it fits seamlessly into standard industrial enclosures, supporting diverse applications from automation and control to data acquisition and embedded computing.

Built to meet stringent industrial standards and designed for ease of integration, the AP-SL20 offers a dependable foundation for complex, multi-board systems where performance, reliability, and expandability are critical.

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