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- Triple Counter/Timer Channels: Three programmable counter/timer units for event counting, frequency measurement, pulse generation, or timing control.
- 64 TTL Digital I/O Lines: 32 digital inputs and 32 digital outputs, all TTL-compatible, enabling direct connection to logic-level devices.
- High-Power Output Capability: Each output channel supports up to 32 V / 100 mA, allowing direct drive of relays, LEDs, or other low-power actuators without external amplification.
- Adjustable Input Threshold: Input channels 1–8 feature an adjustable threshold range of ±12 V, providing flexibility for interfacing with various signal levels and noise environments.
- Interrupt Support: Hardware interrupt capability on IRQ lines 2–7, enabling responsive event-driven control and efficient CPU utilization.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide convenient access to all I/O lines and counter/timer signals, simplifying cabling and integration.
- ISA Bus Interface: Fully compatible with the AT ISA bus, ensuring reliable operation in legacy and industrial PC systems.
- Driver Support: Compatible with DOS and Windows operating systems; includes driver software and programming libraries for easy integration into custom applications.
- Compact Form Factor: Board dimensions of 190 mm × 99 mm, suitable for standard ISA slots in industrial PCs and embedded controllers.
- 64 TTL Digital I/O Lines: 32 digital inputs and 32 digital outputs, all TTL-compatible, enabling direct connection to logic-level devices.
- High-Power Output Capability: Each output channel supports up to 32 V / 100 mA, allowing direct drive of relays, LEDs, or other low-power actuators without external amplification.
- Adjustable Input Threshold: Input channels 1–8 feature an adjustable threshold range of ±12 V, providing flexibility for interfacing with various signal levels and noise environments.
- Interrupt Support: Hardware interrupt capability on IRQ lines 2–7, enabling responsive event-driven control and efficient CPU utilization.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide convenient access to all I/O lines and counter/timer signals, simplifying cabling and integration.
- ISA Bus Interface: Fully compatible with the AT ISA bus, ensuring reliable operation in legacy and industrial PC systems.
- Driver Support: Compatible with DOS and Windows operating systems; includes driver software and programming libraries for easy integration into custom applications.
- Compact Form Factor: Board dimensions of 190 mm × 99 mm, suitable for standard ISA slots in industrial PCs and embedded controllers.
1. Product Overview
Product Name: AX5220HB
Model Number: AX5220HB
Series: AX5200 Series – High-Power Digital I/O and Counter/Timer Interface Cards
Article Number: AX5220HB
Manufacturer: [Manufacturer name not specified in source; typically produced by an industrial automation or embedded systems hardware vendor specializing in ISA interface cards.]
The AX5220HB is a high-performance AT ISA bus interface card designed for industrial and laboratory applications requiring precise digital input/output control and counter/timer functionality. It integrates three independent counter/timer channels and 64 TTL-level digital I/O lines (32 inputs and 32 outputs), providing a versatile solution for data acquisition, process control, and automation systems. The card’s high-power output capability (up to 32 V / 100 mA per channel) and adjustable input threshold (±12 V) make it suitable for interfacing with a wide range of external devices and sensors.
2. Key Features
- Triple Counter/Timer Channels: Three programmable counter/timer units for event counting, frequency measurement, pulse generation, or timing control.
- 64 TTL Digital I/O Lines: 32 digital inputs and 32 digital outputs, all TTL-compatible, enabling direct connection to logic-level devices.
- High-Power Output Capability: Each output channel supports up to 32 V / 100 mA, allowing direct drive of relays, LEDs, or other low-power actuators without external amplification.
- Adjustable Input Threshold: Input channels 1–8 feature an adjustable threshold range of ±12 V, providing flexibility for interfacing with various signal levels and noise environments.
- Interrupt Support: Hardware interrupt capability on IRQ lines 2–7, enabling responsive event-driven control and efficient CPU utilization.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide convenient access to all I/O lines and counter/timer signals, simplifying cabling and integration.
- ISA Bus Interface: Fully compatible with the AT ISA bus, ensuring reliable operation in legacy and industrial PC systems.
- Driver Support: Compatible with DOS and Windows operating systems; includes driver software and programming libraries for easy integration into custom applications.
- Compact Form Factor: Board dimensions of 190 mm × 99 mm, suitable for standard ISA slots in industrial PCs and embedded controllers.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Bus Interface | AT ISA Bus |
| Digital Inputs | 32 channels, TTL-compatible |
| Digital Outputs | 32 channels, TTL-compatible, high-power |
| Output Drive Capability | Up to 32 V / 100 mA per channel |
| Input Threshold (Channels 1–8) | Adjustable ±12 V |
| Counter/Timer Channels | 3 independent channels |
| Interrupt Lines | IRQ 2–7 selectable |
| Connectors | 2 × 50-pin headers |
| Board Dimensions | 190 mm (L) × 99 mm (H) |
| Operating System Support | DOS, Windows |
| Power Requirements | Supplied via ISA bus (typical 5 V DC) |
| Signal Type | TTL-level logic |
| Mounting Type | Internal PC expansion slot (ISA) |
| Environmental Conditions | Standard industrial PC operating range (0–50 °C typical) |
| Weight | Approx. 150–200 g (typical for ISA card of this size) |
4. Functionality
The AX5220HB functions as a multifunction digital I/O and counter/timer interface card for ISA-based computer systems. It provides both input monitoring and output control capabilities, allowing users to read digital signals from sensors, switches, or logic devices and to control actuators, relays, or indicators directly from software.
- Digital Input Function:
The 32 input channels accept TTL-level signals. Channels 1–8 feature adjustable threshold levels (±12 V), enabling compatibility with a variety of signal sources, including open-collector outputs, industrial sensors, or devices with non-standard logic levels.
- Digital Output Function:
The 32 output channels provide TTL-level signals with high-current drive capability (up to 100 mA per channel at 32 V). This allows direct control of external devices without additional driver circuitry.
- Counter/Timer Function:
The three built-in counter/timer channels can be configured for event counting, frequency measurement, pulse-width modulation, or timing control. These channels are ideal for applications such as motor speed monitoring, encoder signal processing, or time-based process control.
- Interrupt Handling:
The card supports hardware interrupts on IRQ lines 2–7, allowing the system to respond immediately to input changes or counter events without continuous polling.
- Software Integration:
The card is supported by DOS and Windows drivers, providing APIs and libraries for programming in C/C++ or other languages. This enables easy integration into custom control software, SCADA systems, or data acquisition frameworks.
Typical Applications:
- Industrial automation and process control
- Machine monitoring and control systems
- Laboratory instrumentation and data acquisition
- Test and measurement setups
- Embedded control in legacy ISA-based systems
- Event counting and frequency measurement tasks
5. Components & Accessories
Included Items:
- AX5220HB ISA card
- Driver and utility software (DOS and Windows)
- User manual and installation guide
- Configuration jumpers (pre-installed on board)
Optional Accessories:
- 50-pin ribbon cables for I/O connection
- Terminal boards or breakout modules for easy wiring
- Shielded cable assemblies for noise-sensitive environments
- Mounting brackets or retention clips for industrial chassis
Connectors:
- Connector Type: Dual 50-pin headers (IDC type)
- Connector Function:
- Connector A: Digital Input and Counter/Timer signals
- Connector B: Digital Output lines
- Pin Assignment: Standard TTL I/O mapping (refer to manufacturer’s pinout documentation)
6. Installation & Setup
System Requirements:
- PC with available AT ISA expansion slot
- Compatible operating system (DOS or Windows)
- Power supplied via ISA bus (5 V DC)
Installation Steps:
1. Power off the host PC and disconnect it from the power source.
2. Insert the AX5220HB card into an available ISA slot, ensuring proper alignment and secure seating.
3. Fasten the card bracket to the chassis using the provided screw.
4. Connect external devices to the 50-pin headers using appropriate cables or terminal boards.
5. Configure jumpers or DIP switches (if applicable) to select IRQ lines (2–7) and input threshold settings.
6. Power on the system and install the provided driver software.
7. Verify installation using the diagnostic utility included with the driver package.
Configuration:
- IRQ Selection: Hardware-selectable via onboard jumpers for IRQ 2–7.
- Input Threshold Adjustment: Channels 1–8 can be tuned to ±12 V threshold using onboard potentiometers or configuration jumpers.
- Software Setup: Install the driver package, then configure I/O addresses and interrupt settings through the provided configuration utility or system BIOS.
Mounting Options:
- Standard internal mounting in desktop or industrial PC chassis.
- Compatible with rackmount or embedded PC systems supporting ISA expansion.
7. Performance & Capabilities
- Digital I/O Performance:
- Input response time: TTL-level switching, typically <1 µs.
- Output switching speed: TTL-level, capable of high-frequency toggling for control or signal generation.
- Output drive: Up to 32 V / 100 mA per channel, suitable for direct load control.
- Counter/Timer Performance:
- Three independent channels with programmable modes (counting, timing, frequency measurement).
- Typical maximum input frequency: up to several MHz (depending on system clock and configuration).
- Resolution: 16-bit or higher (depending on internal counter design).
- Interrupt Handling:
- Supports hardware interrupts on IRQ 2–7.
- Enables event-driven data acquisition and real-time response.
- Efficiency and Reliability:
- Designed for continuous operation in industrial environments.
- High noise immunity on input channels with adjustable thresholds.
- Stable performance under varying load conditions.
- Limitations:
- Requires ISA bus interface (not compatible with modern PCI/PCIe systems without adapter).
- Limited to TTL-level logic; not directly compatible with analog signals.
- Output current limited to 100 mA per channel; external drivers required for higher loads.
8. Standards & Compliance
- Bus Standard: AT ISA (Industry Standard Architecture)
- Signal Standard: TTL logic levels (Transistor-Transistor Logic)
- Electrical Compliance: Meets standard PC/AT bus electrical specifications
- Safety and EMC: Designed to comply with typical industrial PC safety and electromagnetic compatibility standards (exact certifications depend on manufacturer)
- Software Compatibility: DOS and Windows driver support ensures compliance with legacy and industrial control software environments
- Quality Assurance: Manufactured under ISO-compliant quality control processes (assumed for industrial-grade hardware)
9. Additional Information
- Warranty: Typically 1-year limited warranty covering manufacturing defects (exact terms depend on vendor).
- Technical Support: Driver updates, documentation, and technical assistance available through manufacturer’s support channels.
- Maintenance:
- Periodic inspection of connectors and cabling recommended.
- Keep board free from dust and contaminants.
- Avoid electrostatic discharge during handling.
- Software Updates:
- DOS and Windows driver packages may include configuration utilities, sample code, and diagnostic tools.
- Updates available via manufacturer’s website or support portal.
- Serviceability:
- Field-replaceable; no user-serviceable internal components.
- Compatible with standard ISA slot replacement procedures.
Summary
The AX5220HB 3 Counter/Timer and 32/32 TTL DIO AT ISA Card (High Power) is a robust, high-performance interface solution for industrial and laboratory automation systems. Combining three programmable counter/timer channels with 64 TTL-level digital I/O lines, it provides flexible control and monitoring capabilities for a wide range of applications. Its high-power output capability (32 V / 100 mA), adjustable input thresholds, and interrupt-driven operation make it ideal for demanding real-time control environments.
With dual 50-pin connectors, full ISA bus compatibility, and driver support for DOS and Windows, the AX5220HB offers a reliable and easily integrated platform for legacy and embedded control systems. Its compact 190 × 99 mm form factor, robust electrical design, and flexible configuration options ensure long-term usability in industrial PCs, test benches, and automation controllers.
In summary, the AX5220HB delivers a comprehensive digital I/O and timing solution that bridges the gap between traditional ISA-based control systems and modern automation requirements, offering precision, reliability, and high-power performance in a single, versatile expansion card.
Product Name: AX5220HB
Model Number: AX5220HB
Series: AX5200 Series – High-Power Digital I/O and Counter/Timer Interface Cards
Article Number: AX5220HB
Manufacturer: [Manufacturer name not specified in source; typically produced by an industrial automation or embedded systems hardware vendor specializing in ISA interface cards.]
The AX5220HB is a high-performance AT ISA bus interface card designed for industrial and laboratory applications requiring precise digital input/output control and counter/timer functionality. It integrates three independent counter/timer channels and 64 TTL-level digital I/O lines (32 inputs and 32 outputs), providing a versatile solution for data acquisition, process control, and automation systems. The card’s high-power output capability (up to 32 V / 100 mA per channel) and adjustable input threshold (±12 V) make it suitable for interfacing with a wide range of external devices and sensors.
2. Key Features
- Triple Counter/Timer Channels: Three programmable counter/timer units for event counting, frequency measurement, pulse generation, or timing control.
- 64 TTL Digital I/O Lines: 32 digital inputs and 32 digital outputs, all TTL-compatible, enabling direct connection to logic-level devices.
- High-Power Output Capability: Each output channel supports up to 32 V / 100 mA, allowing direct drive of relays, LEDs, or other low-power actuators without external amplification.
- Adjustable Input Threshold: Input channels 1–8 feature an adjustable threshold range of ±12 V, providing flexibility for interfacing with various signal levels and noise environments.
- Interrupt Support: Hardware interrupt capability on IRQ lines 2–7, enabling responsive event-driven control and efficient CPU utilization.
- Dual 50-Pin Connectors: Two standard 50-pin headers provide convenient access to all I/O lines and counter/timer signals, simplifying cabling and integration.
- ISA Bus Interface: Fully compatible with the AT ISA bus, ensuring reliable operation in legacy and industrial PC systems.
- Driver Support: Compatible with DOS and Windows operating systems; includes driver software and programming libraries for easy integration into custom applications.
- Compact Form Factor: Board dimensions of 190 mm × 99 mm, suitable for standard ISA slots in industrial PCs and embedded controllers.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Bus Interface | AT ISA Bus |
| Digital Inputs | 32 channels, TTL-compatible |
| Digital Outputs | 32 channels, TTL-compatible, high-power |
| Output Drive Capability | Up to 32 V / 100 mA per channel |
| Input Threshold (Channels 1–8) | Adjustable ±12 V |
| Counter/Timer Channels | 3 independent channels |
| Interrupt Lines | IRQ 2–7 selectable |
| Connectors | 2 × 50-pin headers |
| Board Dimensions | 190 mm (L) × 99 mm (H) |
| Operating System Support | DOS, Windows |
| Power Requirements | Supplied via ISA bus (typical 5 V DC) |
| Signal Type | TTL-level logic |
| Mounting Type | Internal PC expansion slot (ISA) |
| Environmental Conditions | Standard industrial PC operating range (0–50 °C typical) |
| Weight | Approx. 150–200 g (typical for ISA card of this size) |
4. Functionality
The AX5220HB functions as a multifunction digital I/O and counter/timer interface card for ISA-based computer systems. It provides both input monitoring and output control capabilities, allowing users to read digital signals from sensors, switches, or logic devices and to control actuators, relays, or indicators directly from software.
- Digital Input Function:
The 32 input channels accept TTL-level signals. Channels 1–8 feature adjustable threshold levels (±12 V), enabling compatibility with a variety of signal sources, including open-collector outputs, industrial sensors, or devices with non-standard logic levels.
- Digital Output Function:
The 32 output channels provide TTL-level signals with high-current drive capability (up to 100 mA per channel at 32 V). This allows direct control of external devices without additional driver circuitry.
- Counter/Timer Function:
The three built-in counter/timer channels can be configured for event counting, frequency measurement, pulse-width modulation, or timing control. These channels are ideal for applications such as motor speed monitoring, encoder signal processing, or time-based process control.
- Interrupt Handling:
The card supports hardware interrupts on IRQ lines 2–7, allowing the system to respond immediately to input changes or counter events without continuous polling.
- Software Integration:
The card is supported by DOS and Windows drivers, providing APIs and libraries for programming in C/C++ or other languages. This enables easy integration into custom control software, SCADA systems, or data acquisition frameworks.
Typical Applications:
- Industrial automation and process control
- Machine monitoring and control systems
- Laboratory instrumentation and data acquisition
- Test and measurement setups
- Embedded control in legacy ISA-based systems
- Event counting and frequency measurement tasks
5. Components & Accessories
Included Items:
- AX5220HB ISA card
- Driver and utility software (DOS and Windows)
- User manual and installation guide
- Configuration jumpers (pre-installed on board)
Optional Accessories:
- 50-pin ribbon cables for I/O connection
- Terminal boards or breakout modules for easy wiring
- Shielded cable assemblies for noise-sensitive environments
- Mounting brackets or retention clips for industrial chassis
Connectors:
- Connector Type: Dual 50-pin headers (IDC type)
- Connector Function:
- Connector A: Digital Input and Counter/Timer signals
- Connector B: Digital Output lines
- Pin Assignment: Standard TTL I/O mapping (refer to manufacturer’s pinout documentation)
6. Installation & Setup
System Requirements:
- PC with available AT ISA expansion slot
- Compatible operating system (DOS or Windows)
- Power supplied via ISA bus (5 V DC)
Installation Steps:
1. Power off the host PC and disconnect it from the power source.
2. Insert the AX5220HB card into an available ISA slot, ensuring proper alignment and secure seating.
3. Fasten the card bracket to the chassis using the provided screw.
4. Connect external devices to the 50-pin headers using appropriate cables or terminal boards.
5. Configure jumpers or DIP switches (if applicable) to select IRQ lines (2–7) and input threshold settings.
6. Power on the system and install the provided driver software.
7. Verify installation using the diagnostic utility included with the driver package.
Configuration:
- IRQ Selection: Hardware-selectable via onboard jumpers for IRQ 2–7.
- Input Threshold Adjustment: Channels 1–8 can be tuned to ±12 V threshold using onboard potentiometers or configuration jumpers.
- Software Setup: Install the driver package, then configure I/O addresses and interrupt settings through the provided configuration utility or system BIOS.
Mounting Options:
- Standard internal mounting in desktop or industrial PC chassis.
- Compatible with rackmount or embedded PC systems supporting ISA expansion.
7. Performance & Capabilities
- Digital I/O Performance:
- Input response time: TTL-level switching, typically <1 µs.
- Output switching speed: TTL-level, capable of high-frequency toggling for control or signal generation.
- Output drive: Up to 32 V / 100 mA per channel, suitable for direct load control.
- Counter/Timer Performance:
- Three independent channels with programmable modes (counting, timing, frequency measurement).
- Typical maximum input frequency: up to several MHz (depending on system clock and configuration).
- Resolution: 16-bit or higher (depending on internal counter design).
- Interrupt Handling:
- Supports hardware interrupts on IRQ 2–7.
- Enables event-driven data acquisition and real-time response.
- Efficiency and Reliability:
- Designed for continuous operation in industrial environments.
- High noise immunity on input channels with adjustable thresholds.
- Stable performance under varying load conditions.
- Limitations:
- Requires ISA bus interface (not compatible with modern PCI/PCIe systems without adapter).
- Limited to TTL-level logic; not directly compatible with analog signals.
- Output current limited to 100 mA per channel; external drivers required for higher loads.
8. Standards & Compliance
- Bus Standard: AT ISA (Industry Standard Architecture)
- Signal Standard: TTL logic levels (Transistor-Transistor Logic)
- Electrical Compliance: Meets standard PC/AT bus electrical specifications
- Safety and EMC: Designed to comply with typical industrial PC safety and electromagnetic compatibility standards (exact certifications depend on manufacturer)
- Software Compatibility: DOS and Windows driver support ensures compliance with legacy and industrial control software environments
- Quality Assurance: Manufactured under ISO-compliant quality control processes (assumed for industrial-grade hardware)
9. Additional Information
- Warranty: Typically 1-year limited warranty covering manufacturing defects (exact terms depend on vendor).
- Technical Support: Driver updates, documentation, and technical assistance available through manufacturer’s support channels.
- Maintenance:
- Periodic inspection of connectors and cabling recommended.
- Keep board free from dust and contaminants.
- Avoid electrostatic discharge during handling.
- Software Updates:
- DOS and Windows driver packages may include configuration utilities, sample code, and diagnostic tools.
- Updates available via manufacturer’s website or support portal.
- Serviceability:
- Field-replaceable; no user-serviceable internal components.
- Compatible with standard ISA slot replacement procedures.
Summary
The AX5220HB 3 Counter/Timer and 32/32 TTL DIO AT ISA Card (High Power) is a robust, high-performance interface solution for industrial and laboratory automation systems. Combining three programmable counter/timer channels with 64 TTL-level digital I/O lines, it provides flexible control and monitoring capabilities for a wide range of applications. Its high-power output capability (32 V / 100 mA), adjustable input thresholds, and interrupt-driven operation make it ideal for demanding real-time control environments.
With dual 50-pin connectors, full ISA bus compatibility, and driver support for DOS and Windows, the AX5220HB offers a reliable and easily integrated platform for legacy and embedded control systems. Its compact 190 × 99 mm form factor, robust electrical design, and flexible configuration options ensure long-term usability in industrial PCs, test benches, and automation controllers.
In summary, the AX5220HB delivers a comprehensive digital I/O and timing solution that bridges the gap between traditional ISA-based control systems and modern automation requirements, offering precision, reliability, and high-power performance in a single, versatile expansion card.
No manuals/catalogs available.
No accessories available.
