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- High-Density Digital I/O: Provides a total of 72 digital channels, including 32 dedicated TTL inputs and 40 configurable TTL digital input/output lines.
- Integrated Counter/Timer Functions: Equipped with two Zilog Z8536 counter/timer controllers, each offering three 16-bit counter/timer channels, for a total of six independent 16-bit counters/timers.
- Interrupt Support: Supports interrupt requests (IRQ) on channels 2 through 7, allowing responsive event-driven control and efficient CPU utilization.
- TTL Logic Compatibility: All digital channels operate at standard TTL voltage levels, ensuring compatibility with a wide range of sensors, actuators, and logic devices.
- Compact Design: The 98 mm × 104 mm PCB size allows easy installation in space-constrained systems or embedded enclosures.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide organized and accessible connections for all digital I/O lines, simplifying wiring and integration.
- Flexible I/O Configuration: The 40 DIO channels can be individually configured as input or output, enabling dynamic adaptation to various control tasks.
- Industrial Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable PCB construction.
- Versatile Application Support: Suitable for machine control, process monitoring, data acquisition, and laboratory automation systems.
- Integrated Counter/Timer Functions: Equipped with two Zilog Z8536 counter/timer controllers, each offering three 16-bit counter/timer channels, for a total of six independent 16-bit counters/timers.
- Interrupt Support: Supports interrupt requests (IRQ) on channels 2 through 7, allowing responsive event-driven control and efficient CPU utilization.
- TTL Logic Compatibility: All digital channels operate at standard TTL voltage levels, ensuring compatibility with a wide range of sensors, actuators, and logic devices.
- Compact Design: The 98 mm × 104 mm PCB size allows easy installation in space-constrained systems or embedded enclosures.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide organized and accessible connections for all digital I/O lines, simplifying wiring and integration.
- Flexible I/O Configuration: The 40 DIO channels can be individually configured as input or output, enabling dynamic adaptation to various control tasks.
- Industrial Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable PCB construction.
- Versatile Application Support: Suitable for machine control, process monitoring, data acquisition, and laboratory automation systems.
1. Product Overview
Product Name: AX5240
Model Number: AX5240
Series: AX5000 Series (Digital I/O Interface Cards)
Article Number: AX5240
Manufacturer: Axiom
The Axiom AX5240 is a high-performance digital input/output interface card designed for industrial control, automation, and data acquisition systems. It provides a flexible combination of 32 TTL-level digital inputs and 40 TTL-level digital input/output channels, making it suitable for a wide range of embedded and PC-based control applications. The card integrates advanced timing and counting capabilities through dual Zilog Z8536 counter/timer controllers, offering precise event counting, pulse generation, and timing control. With its compact 98 × 104 mm form factor and dual 50-pin connectors, the AX5240 is engineered for reliable integration into industrial PCs, embedded controllers, and custom automation systems requiring high-speed digital interfacing.
2. Key Features
- High-Density Digital I/O: Provides a total of 72 digital channels, including 32 dedicated TTL inputs and 40 configurable TTL digital input/output lines.
- Integrated Counter/Timer Functions: Equipped with two Zilog Z8536 counter/timer controllers, each offering three 16-bit counter/timer channels, for a total of six independent 16-bit counters/timers.
- Interrupt Support: Supports interrupt requests (IRQ) on channels 2 through 7, allowing responsive event-driven control and efficient CPU utilization.
- TTL Logic Compatibility: All digital channels operate at standard TTL voltage levels, ensuring compatibility with a wide range of sensors, actuators, and logic devices.
- Compact Design: The 98 mm × 104 mm PCB size allows easy installation in space-constrained systems or embedded enclosures.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide organized and accessible connections for all digital I/O lines, simplifying wiring and integration.
- Flexible I/O Configuration: The 40 DIO channels can be individually configured as input or output, enabling dynamic adaptation to various control tasks.
- Industrial Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable PCB construction.
- Versatile Application Support: Suitable for machine control, process monitoring, data acquisition, and laboratory automation systems.
3. Technical Specifications
- Digital Inputs: 32 channels, TTL-level, interrupt-capable (IRQ 2–7)
- Digital Input/Output (DIO): 40 channels, TTL-level, configurable as input or output
- Counter/Timer Units: 6 × 16-bit counters/timers (via 2 × Zilog Z8536 controllers)
- Controller ICs: 2 × Zilog Z8536 Counter/Timer and Parallel I/O Controllers
- Connectors: 2 × 50-pin headers (standard IDC type)
- Dimensions: 98 mm (width) × 104 mm (length)
- Logic Level: TTL (Transistor-Transistor Logic)
- Interrupt Lines: IRQ 2, 3, 4, 5, 6, 7 supported
- Form Factor: Compact PCB suitable for embedded or expansion slot mounting
- Weight: Approximately 100–150 g (typical, depending on configuration and connectors)
- Material: Multi-layer FR-4 PCB with gold-plated edge connectors and high-reliability solder joints
- Operating Voltage: 5 V DC (typical TTL logic supply)
- Power Consumption: Low power design, typically under 2 W depending on I/O load
- Operating Temperature Range: 0°C to +60°C (typical industrial operating range)
- Storage Temperature Range: -20°C to +85°C
- Humidity: 5% to 95% non-condensing
4. Functionality
The AX5240 functions as a digital interface card that bridges a host system (such as an industrial PC or embedded controller) with external digital devices. It provides both input and output capabilities at TTL logic levels, allowing direct connection to sensors, switches, relays, LEDs, and other digital components.
- Digital Input Function: The 32 dedicated input channels can detect logic-level signals from external devices. Each input can be monitored individually, and selected inputs can trigger interrupts on IRQ lines 2–7 for real-time event handling.
- Digital Output Function: The 40 DIO channels can be configured as outputs to drive external loads such as indicators, relays, or control signals for other equipment.
- Counter/Timer Function: The integrated Zilog Z8536 controllers provide six 16-bit counters/timers that can be used for frequency measurement, pulse counting, event timing, or waveform generation.
- Interrupt Handling: The card supports hardware interrupts, enabling efficient event-driven programming and reducing CPU polling overhead.
- Compatibility: The AX5240 is compatible with standard PC bus architectures and can be integrated into systems using Axiom’s driver libraries or custom software. It supports standard TTL interfacing, ensuring interoperability with a wide range of digital devices and control systems.
Typical Applications:
- Industrial automation and process control
- Machine monitoring and control systems
- Data acquisition and signal monitoring
- Laboratory instrumentation and test benches
- Embedded control systems requiring high-speed digital I/O
- Event counting, frequency measurement, and timing control
5. Components & Accessories
Included Components:
- AX5240 digital I/O card (main unit)
- Two 50-pin connectors for digital I/O interfacing
- User documentation or quick-start guide (depending on package)
Optional Accessories:
- 50-pin ribbon cables for external connection
- Terminal boards or breakout modules for easy wiring
- Mounting brackets or DIN-rail adapters (optional, depending on installation environment)
- Software drivers and configuration utilities (available from Axiom support)
Connectors:
- Connector Type: Dual 50-pin IDC headers
- Pin Assignment: Each connector provides access to a subset of the 72 digital channels, power, and ground lines.
- Cable Compatibility: Standard 50-pin flat ribbon cables or shielded cables for noise-sensitive environments.
6. Installation & Setup
Requirements:
- Compatible host system with available expansion interface (depending on system integration method)
- 5 V DC power supply for TTL logic operation
- Proper grounding and shielding for noise immunity in industrial environments
Mounting Options:
- Direct PCB mounting within an embedded system enclosure
- Installation in a compatible expansion slot or backplane (if applicable)
- Optional DIN-rail or panel mounting using accessory brackets
Configuration:
- I/O direction (input/output) for the 40 DIO channels can be configured via software control registers.
- Counter/timer modes and interrupt assignments are programmable through the Zilog Z8536 controllers.
- IRQ lines (2–7) can be assigned based on system requirements to avoid conflicts with other devices.
- Software drivers or SDKs provided by Axiom facilitate configuration and integration with host applications.
Setup Procedure:
1. Power off the host system before installation.
2. Insert or mount the AX5240 card securely in the designated slot or enclosure.
3. Connect external devices to the 50-pin connectors using appropriate cables.
4. Configure I/O directions and counter/timer parameters via software.
5. Verify signal integrity and functionality using diagnostic tools or test routines.
7. Performance & Capabilities
- I/O Speed: High-speed TTL-level operation suitable for real-time control and data acquisition.
- Counter/Timer Resolution: 16-bit per channel, allowing counts up to 65,535 per cycle.
- Interrupt Latency: Low-latency response through hardware IRQ support (IRQ 2–7).
- Signal Integrity: Designed for stable operation with minimal crosstalk and noise on digital lines.
- Throughput: Capable of handling multiple simultaneous I/O operations with minimal delay.
- Efficiency: Hardware-based counter/timer operations reduce CPU load for timing-critical tasks.
- Limitations:
- TTL-level operation limits direct interfacing with high-voltage or high-current devices without external drivers.
- Requires proper grounding and shielding in electrically noisy environments.
- Limited to 6 counter/timer channels; additional timing channels require expansion.
8. Standards & Compliance
- Electrical Standards: TTL logic level compliance (0–5 V)
- EMC Compliance: Designed to meet industrial electromagnetic compatibility standards (specific certifications may vary by region)
- RoHS Compliance: Manufactured in accordance with Restriction of Hazardous Substances (RoHS) directives
- Quality Standards: Produced under ISO 9001-certified manufacturing processes
- Interface Standards: Compatible with standard digital I/O interfacing protocols and PC-based control architectures
- Safety Compliance: Meets general safety requirements for industrial electronic equipment
9. Additional Information
Warranty:
Typically covered by Axiom’s standard limited warranty (duration varies by region, commonly 1–2 years), covering defects in materials and workmanship under normal operating conditions.
Technical Support:
Axiom provides comprehensive technical support, including documentation, driver downloads, and application notes. Support channels include online resources, email assistance, and direct engineering consultation for integration and troubleshooting.
Maintenance:
- Periodic inspection of connectors and cables recommended to ensure reliable signal transmission.
- Keep the card free from dust and contaminants; use anti-static precautions during handling.
- Firmware or driver updates may be available to enhance performance or compatibility.
Software & Updates:
- Compatible with Axiom’s software development kits (SDKs) and driver libraries for major operating systems.
- Example code and configuration utilities available for rapid deployment.
- Firmware updates (if applicable) can be applied via software interface or support tools.
Service & Replacement:
- Replacement parts and accessories available through Axiom’s authorized distributors.
- Repair and calibration services offered for industrial customers requiring long-term maintenance support.
Summary
The Axiom AX5240 is a robust and versatile 32 TTL input / 40 TTL digital input/output card engineered for industrial and embedded control applications. With six 16-bit counter/timer channels, dual Zilog Z8536 controllers, and interrupt support on IRQ 2–7, it delivers precise timing, counting, and digital control capabilities. Its compact 98 × 104 mm design, dual 50-pin connectors, and TTL-level compatibility make it an ideal choice for system integrators and engineers seeking a reliable, high-density digital I/O solution. Designed to meet industrial standards for performance and reliability, the AX5240 provides a flexible platform for automation, data acquisition, and real-time control systems.
Product Name: AX5240
Model Number: AX5240
Series: AX5000 Series (Digital I/O Interface Cards)
Article Number: AX5240
Manufacturer: Axiom
The Axiom AX5240 is a high-performance digital input/output interface card designed for industrial control, automation, and data acquisition systems. It provides a flexible combination of 32 TTL-level digital inputs and 40 TTL-level digital input/output channels, making it suitable for a wide range of embedded and PC-based control applications. The card integrates advanced timing and counting capabilities through dual Zilog Z8536 counter/timer controllers, offering precise event counting, pulse generation, and timing control. With its compact 98 × 104 mm form factor and dual 50-pin connectors, the AX5240 is engineered for reliable integration into industrial PCs, embedded controllers, and custom automation systems requiring high-speed digital interfacing.
2. Key Features
- High-Density Digital I/O: Provides a total of 72 digital channels, including 32 dedicated TTL inputs and 40 configurable TTL digital input/output lines.
- Integrated Counter/Timer Functions: Equipped with two Zilog Z8536 counter/timer controllers, each offering three 16-bit counter/timer channels, for a total of six independent 16-bit counters/timers.
- Interrupt Support: Supports interrupt requests (IRQ) on channels 2 through 7, allowing responsive event-driven control and efficient CPU utilization.
- TTL Logic Compatibility: All digital channels operate at standard TTL voltage levels, ensuring compatibility with a wide range of sensors, actuators, and logic devices.
- Compact Design: The 98 mm × 104 mm PCB size allows easy installation in space-constrained systems or embedded enclosures.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide organized and accessible connections for all digital I/O lines, simplifying wiring and integration.
- Flexible I/O Configuration: The 40 DIO channels can be individually configured as input or output, enabling dynamic adaptation to various control tasks.
- Industrial Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable PCB construction.
- Versatile Application Support: Suitable for machine control, process monitoring, data acquisition, and laboratory automation systems.
3. Technical Specifications
- Digital Inputs: 32 channels, TTL-level, interrupt-capable (IRQ 2–7)
- Digital Input/Output (DIO): 40 channels, TTL-level, configurable as input or output
- Counter/Timer Units: 6 × 16-bit counters/timers (via 2 × Zilog Z8536 controllers)
- Controller ICs: 2 × Zilog Z8536 Counter/Timer and Parallel I/O Controllers
- Connectors: 2 × 50-pin headers (standard IDC type)
- Dimensions: 98 mm (width) × 104 mm (length)
- Logic Level: TTL (Transistor-Transistor Logic)
- Interrupt Lines: IRQ 2, 3, 4, 5, 6, 7 supported
- Form Factor: Compact PCB suitable for embedded or expansion slot mounting
- Weight: Approximately 100–150 g (typical, depending on configuration and connectors)
- Material: Multi-layer FR-4 PCB with gold-plated edge connectors and high-reliability solder joints
- Operating Voltage: 5 V DC (typical TTL logic supply)
- Power Consumption: Low power design, typically under 2 W depending on I/O load
- Operating Temperature Range: 0°C to +60°C (typical industrial operating range)
- Storage Temperature Range: -20°C to +85°C
- Humidity: 5% to 95% non-condensing
4. Functionality
The AX5240 functions as a digital interface card that bridges a host system (such as an industrial PC or embedded controller) with external digital devices. It provides both input and output capabilities at TTL logic levels, allowing direct connection to sensors, switches, relays, LEDs, and other digital components.
- Digital Input Function: The 32 dedicated input channels can detect logic-level signals from external devices. Each input can be monitored individually, and selected inputs can trigger interrupts on IRQ lines 2–7 for real-time event handling.
- Digital Output Function: The 40 DIO channels can be configured as outputs to drive external loads such as indicators, relays, or control signals for other equipment.
- Counter/Timer Function: The integrated Zilog Z8536 controllers provide six 16-bit counters/timers that can be used for frequency measurement, pulse counting, event timing, or waveform generation.
- Interrupt Handling: The card supports hardware interrupts, enabling efficient event-driven programming and reducing CPU polling overhead.
- Compatibility: The AX5240 is compatible with standard PC bus architectures and can be integrated into systems using Axiom’s driver libraries or custom software. It supports standard TTL interfacing, ensuring interoperability with a wide range of digital devices and control systems.
Typical Applications:
- Industrial automation and process control
- Machine monitoring and control systems
- Data acquisition and signal monitoring
- Laboratory instrumentation and test benches
- Embedded control systems requiring high-speed digital I/O
- Event counting, frequency measurement, and timing control
5. Components & Accessories
Included Components:
- AX5240 digital I/O card (main unit)
- Two 50-pin connectors for digital I/O interfacing
- User documentation or quick-start guide (depending on package)
Optional Accessories:
- 50-pin ribbon cables for external connection
- Terminal boards or breakout modules for easy wiring
- Mounting brackets or DIN-rail adapters (optional, depending on installation environment)
- Software drivers and configuration utilities (available from Axiom support)
Connectors:
- Connector Type: Dual 50-pin IDC headers
- Pin Assignment: Each connector provides access to a subset of the 72 digital channels, power, and ground lines.
- Cable Compatibility: Standard 50-pin flat ribbon cables or shielded cables for noise-sensitive environments.
6. Installation & Setup
Requirements:
- Compatible host system with available expansion interface (depending on system integration method)
- 5 V DC power supply for TTL logic operation
- Proper grounding and shielding for noise immunity in industrial environments
Mounting Options:
- Direct PCB mounting within an embedded system enclosure
- Installation in a compatible expansion slot or backplane (if applicable)
- Optional DIN-rail or panel mounting using accessory brackets
Configuration:
- I/O direction (input/output) for the 40 DIO channels can be configured via software control registers.
- Counter/timer modes and interrupt assignments are programmable through the Zilog Z8536 controllers.
- IRQ lines (2–7) can be assigned based on system requirements to avoid conflicts with other devices.
- Software drivers or SDKs provided by Axiom facilitate configuration and integration with host applications.
Setup Procedure:
1. Power off the host system before installation.
2. Insert or mount the AX5240 card securely in the designated slot or enclosure.
3. Connect external devices to the 50-pin connectors using appropriate cables.
4. Configure I/O directions and counter/timer parameters via software.
5. Verify signal integrity and functionality using diagnostic tools or test routines.
7. Performance & Capabilities
- I/O Speed: High-speed TTL-level operation suitable for real-time control and data acquisition.
- Counter/Timer Resolution: 16-bit per channel, allowing counts up to 65,535 per cycle.
- Interrupt Latency: Low-latency response through hardware IRQ support (IRQ 2–7).
- Signal Integrity: Designed for stable operation with minimal crosstalk and noise on digital lines.
- Throughput: Capable of handling multiple simultaneous I/O operations with minimal delay.
- Efficiency: Hardware-based counter/timer operations reduce CPU load for timing-critical tasks.
- Limitations:
- TTL-level operation limits direct interfacing with high-voltage or high-current devices without external drivers.
- Requires proper grounding and shielding in electrically noisy environments.
- Limited to 6 counter/timer channels; additional timing channels require expansion.
8. Standards & Compliance
- Electrical Standards: TTL logic level compliance (0–5 V)
- EMC Compliance: Designed to meet industrial electromagnetic compatibility standards (specific certifications may vary by region)
- RoHS Compliance: Manufactured in accordance with Restriction of Hazardous Substances (RoHS) directives
- Quality Standards: Produced under ISO 9001-certified manufacturing processes
- Interface Standards: Compatible with standard digital I/O interfacing protocols and PC-based control architectures
- Safety Compliance: Meets general safety requirements for industrial electronic equipment
9. Additional Information
Warranty:
Typically covered by Axiom’s standard limited warranty (duration varies by region, commonly 1–2 years), covering defects in materials and workmanship under normal operating conditions.
Technical Support:
Axiom provides comprehensive technical support, including documentation, driver downloads, and application notes. Support channels include online resources, email assistance, and direct engineering consultation for integration and troubleshooting.
Maintenance:
- Periodic inspection of connectors and cables recommended to ensure reliable signal transmission.
- Keep the card free from dust and contaminants; use anti-static precautions during handling.
- Firmware or driver updates may be available to enhance performance or compatibility.
Software & Updates:
- Compatible with Axiom’s software development kits (SDKs) and driver libraries for major operating systems.
- Example code and configuration utilities available for rapid deployment.
- Firmware updates (if applicable) can be applied via software interface or support tools.
Service & Replacement:
- Replacement parts and accessories available through Axiom’s authorized distributors.
- Repair and calibration services offered for industrial customers requiring long-term maintenance support.
Summary
The Axiom AX5240 is a robust and versatile 32 TTL input / 40 TTL digital input/output card engineered for industrial and embedded control applications. With six 16-bit counter/timer channels, dual Zilog Z8536 controllers, and interrupt support on IRQ 2–7, it delivers precise timing, counting, and digital control capabilities. Its compact 98 × 104 mm design, dual 50-pin connectors, and TTL-level compatibility make it an ideal choice for system integrators and engineers seeking a reliable, high-density digital I/O solution. Designed to meet industrial standards for performance and reliability, the AX5240 provides a flexible platform for automation, data acquisition, and real-time control systems.
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