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- High-Resolution Analog-to-Digital Conversion: 16-bit resolution with a maximum sampling rate of 100 kS/s, enabling precise signal acquisition for demanding measurement tasks.
- Programmable Input Amplifier: Configurable input ranges of 0–1.25 V, 0–2.5 V, 0–5 V, 0–10 V, or bipolar ranges of ±1.25 V, ±2.5 V, ±5 V, ±10 V. This flexibility allows adaptation to a wide variety of sensor and signal levels.
- Exceptional Accuracy: ±0.003% of Full Scale Range (FSR) accuracy ensures high fidelity in analog signal measurement.
- Dual 12-bit Digital-to-Analog Outputs: Two independent DA channels with ±10 V output range and maximum output current of ±5 mA, suitable for control signal generation or analog actuation.
- Integrated Digital I/O: 8 digital input and 8 digital output TTL-compatible channels for general-purpose control, monitoring, and interfacing with external devices.
- Counter/Timer Functionality: One 16-bit counter for event counting, frequency measurement, or timing applications.
- Interrupt and DMA Support: 5 interrupt request (IRQ) lines and 2 direct memory access (DMA) channels for efficient data transfer and real-time performance.
- Comprehensive Driver Support: Supplied with driver software for easy integration into PC-based control and data acquisition systems.
- Compact Form Factor: Standard AT card dimensions (165 mm × 100 mm) for compatibility with legacy and industrial PC systems.
- Robust Connectivity: 50-pin connector interface for secure and organized signal wiring.
- Programmable Input Amplifier: Configurable input ranges of 0–1.25 V, 0–2.5 V, 0–5 V, 0–10 V, or bipolar ranges of ±1.25 V, ±2.5 V, ±5 V, ±10 V. This flexibility allows adaptation to a wide variety of sensor and signal levels.
- Exceptional Accuracy: ±0.003% of Full Scale Range (FSR) accuracy ensures high fidelity in analog signal measurement.
- Dual 12-bit Digital-to-Analog Outputs: Two independent DA channels with ±10 V output range and maximum output current of ±5 mA, suitable for control signal generation or analog actuation.
- Integrated Digital I/O: 8 digital input and 8 digital output TTL-compatible channels for general-purpose control, monitoring, and interfacing with external devices.
- Counter/Timer Functionality: One 16-bit counter for event counting, frequency measurement, or timing applications.
- Interrupt and DMA Support: 5 interrupt request (IRQ) lines and 2 direct memory access (DMA) channels for efficient data transfer and real-time performance.
- Comprehensive Driver Support: Supplied with driver software for easy integration into PC-based control and data acquisition systems.
- Compact Form Factor: Standard AT card dimensions (165 mm × 100 mm) for compatibility with legacy and industrial PC systems.
- Robust Connectivity: 50-pin connector interface for secure and organized signal wiring.
1. Product Overview
Product Name: AX5621H+
Model / Series: AX5621H+ Analog/Digital I/O Card
Article Number: AX5621H+
Manufacturer: Axiom
The Axiom AX5621H+ is a high-performance analog and digital input/output (I/O) expansion card designed for data acquisition, control, and signal processing applications. It is an AT-bus compatible analog-to-digital (AD) and digital-to-analog (DA) interface card that combines precision measurement capabilities with flexible digital control functions. The card integrates high-resolution analog conversion, programmable amplification, and multiple digital I/O channels, making it suitable for laboratory instrumentation, industrial automation, and embedded control systems.
2. Key Features
- High-Resolution Analog-to-Digital Conversion: 16-bit resolution with a maximum sampling rate of 100 kS/s, enabling precise signal acquisition for demanding measurement tasks.
- Programmable Input Amplifier: Configurable input ranges of 0–1.25 V, 0–2.5 V, 0–5 V, 0–10 V, or bipolar ranges of ±1.25 V, ±2.5 V, ±5 V, ±10 V. This flexibility allows adaptation to a wide variety of sensor and signal levels.
- Exceptional Accuracy: ±0.003% of Full Scale Range (FSR) accuracy ensures high fidelity in analog signal measurement.
- Dual 12-bit Digital-to-Analog Outputs: Two independent DA channels with ±10 V output range and maximum output current of ±5 mA, suitable for control signal generation or analog actuation.
- Integrated Digital I/O: 8 digital input and 8 digital output TTL-compatible channels for general-purpose control, monitoring, and interfacing with external devices.
- Counter/Timer Functionality: One 16-bit counter for event counting, frequency measurement, or timing applications.
- Interrupt and DMA Support: 5 interrupt request (IRQ) lines and 2 direct memory access (DMA) channels for efficient data transfer and real-time performance.
- Comprehensive Driver Support: Supplied with driver software for easy integration into PC-based control and data acquisition systems.
- Compact Form Factor: Standard AT card dimensions (165 mm × 100 mm) for compatibility with legacy and industrial PC systems.
- Robust Connectivity: 50-pin connector interface for secure and organized signal wiring.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Analog-to-Digital Converter (ADC) | 16-bit resolution |
| Sampling Rate | Up to 100 kS/s |
| Analog Input Channels | 8 differential inputs (8DI) |
| Input Voltage Ranges | 0–1.25 V, 0–2.5 V, 0–5 V, 0–10 V, ±1.25 V, ±2.5 V, ±5 V, ±10 V |
| Input Accuracy | ±0.003% of Full Scale Range (FSR) |
| Programmable Amplifier | Selectable gain corresponding to input ranges |
| Digital-to-Analog Converter (DAC) | 2 channels, 12-bit resolution each |
| DA Output Range | ±10 V maximum |
| DA Output Current | ±5 mA maximum per channel |
| Digital Inputs | 8 TTL-compatible inputs |
| Digital Outputs | 8 TTL-compatible outputs |
| Counter/Timer | 1 × 16-bit counter |
| Interrupts (IRQs) | 5 available interrupt lines |
| DMA Channels | 2 DMA channels supported |
| Connector Type | 50-pin connector |
| Physical Dimensions | 165 mm × 100 mm |
| Bus Interface | AT-bus compatible |
| Included Software | Driver package for system integration |
| Manufacturer | Axiom |
| Model Number | AX5621H+ |
4. Functionality
The Axiom AX5621H+ functions as a multifunction data acquisition and control card for PC-based systems. It interfaces directly with the AT-bus architecture, allowing seamless integration into industrial PCs or legacy systems.
Analog Input Functionality:
The card’s 16-bit ADC enables high-precision sampling of up to eight differential analog input channels. The programmable amplifier allows users to select the appropriate input range for their application, ensuring optimal resolution and signal-to-noise ratio. The selectable ranges (both unipolar and bipolar) make it suitable for measuring signals from sensors, transducers, or process control loops.
Analog Output Functionality:
Two 12-bit DAC channels provide analog output signals within a ±10 V range. These outputs can be used to generate control voltages for actuators, drive analog meters, or simulate sensor signals. The ±5 mA output current capability supports direct interfacing with moderate load devices.
Digital I/O Functionality:
The 8 digital input and 8 digital output channels are TTL-compatible, allowing direct connection to logic-level devices such as switches, relays, LEDs, or digital controllers. These channels can be used for status monitoring, control signaling, or synchronization with external equipment.
Counter/Timer Functionality:
A 16-bit counter is integrated for event counting, frequency measurement, or timing control. This feature enhances the card’s utility in applications requiring precise timing or pulse measurement.
System Integration:
The AX5621H+ supports up to five interrupt lines and two DMA channels, enabling efficient data transfer between the card and the host system without excessive CPU load. The included driver software simplifies configuration and programming, allowing developers to integrate the card into custom applications or standard data acquisition frameworks.
Typical Applications:
- Industrial process monitoring and control
- Laboratory instrumentation and test benches
- Sensor data acquisition and signal conditioning
- Automated measurement systems
- Embedded control systems requiring analog and digital interfacing
- Educational and research environments for signal analysis and control experiments
5. Components & Accessories
Included Components:
- AX5621H+ AD/DA I/O card
- Driver software package (for installation and configuration)
- Documentation and user manual (electronic or printed)
Connectors and Interfaces:
- 1 × 50-pin connector for analog and digital I/O signal interfacing
- AT-bus edge connector for system integration
Optional Accessories (depending on configuration):
- Shielded cable assemblies for 50-pin connector
- Terminal breakout boards for simplified wiring
- Mounting brackets or retention clips for secure installation
- Software development kit (SDK) for advanced programming and integration
6. Installation & Setup
System Requirements:
- Compatible AT-bus slot in host PC or industrial computer
- Supported operating system with driver compatibility (as provided by Axiom)
- Available IRQ and DMA resources for configuration
Installation Procedure:
1. Power down the host system and open the chassis.
2. Insert the AX5621H+ card into an available AT-bus slot, ensuring proper alignment and secure seating.
3. Connect external signals to the 50-pin connector using the appropriate cable or breakout board.
4. Power on the system and install the provided driver software.
5. Configure the card parameters (input ranges, channel assignments, interrupt settings) using the driver interface or configuration utility.
6. Verify operation through test routines or sample applications provided by Axiom.
Mounting Options:
The card follows standard AT form factor dimensions (165 mm × 100 mm), allowing installation in compatible PC enclosures or industrial chassis.
Configuration:
Software-based configuration allows selection of analog input ranges, enabling or disabling channels, setting interrupt priorities, and defining DMA channels. The driver interface provides access to calibration and diagnostic tools for ensuring optimal performance.
7. Performance & Capabilities
Analog Performance:
- Resolution: 16-bit ADC ensures fine granularity in signal measurement.
- Sampling Rate: Up to 100 kS/s supports high-speed data acquisition.
- Accuracy: ±0.003% FSR guarantees minimal measurement error.
- Input Flexibility: Programmable amplifier accommodates a wide range of signal amplitudes, from low-level sensor outputs to higher voltage process signals.
Digital Performance:
- TTL I/O: Fast switching digital channels suitable for real-time control and monitoring.
- Counter: 16-bit resolution allows counting up to 65,535 events before rollover.
Output Capabilities:
- DAC Resolution: 12-bit per channel provides smooth analog output transitions.
- Output Range: ±10 V supports standard control voltage levels.
- Output Drive: ±5 mA per channel sufficient for most control and signal simulation tasks.
Data Transfer Efficiency:
- DMA Support: Two DMA channels enable high-speed data transfer with minimal CPU overhead.
- Interrupt Handling: Five IRQ lines allow flexible system integration and real-time responsiveness.
Limitations:
- The AT-bus interface limits compatibility with modern PCI/PCIe systems unless used with legacy or industrial PC platforms.
- Output current limited to ±5 mA may require buffering for high-load applications.
8. Standards & Compliance
Bus Compatibility:
- Fully compliant with AT-bus (ISA) electrical and mechanical specifications.
Signal Standards:
- TTL logic levels for digital I/O channels.
- Analog input and output ranges conform to standard ±10 V industrial signal levels.
Quality and Manufacturing Standards:
- Manufactured by Axiom under controlled quality assurance processes.
- Designed for industrial and laboratory environments requiring high reliability and precision.
Regulatory Compliance:
- Meets general CE and EMC requirements for industrial electronic equipment (specific certifications may vary by region).
- RoHS-compliant construction (lead-free components and environmentally responsible materials).
9. Additional Information
Warranty:
Axiom typically provides a standard manufacturer’s warranty covering defects in materials and workmanship. Warranty terms may vary by region or distributor but generally include repair or replacement within the warranty period.
Technical Support:
Comprehensive technical support is available through Axiom’s customer service channels, including documentation, driver updates, and troubleshooting assistance.
Maintenance:
The AX5621H+ requires minimal maintenance. Periodic inspection of connectors and cables is recommended to ensure signal integrity. Calibration verification may be performed periodically to maintain measurement accuracy.
Software & Driver Updates:
Driver and software updates are provided by Axiom to ensure compatibility with evolving operating systems and to enhance performance or add new features.
Service & Calibration:
Factory calibration ensures initial accuracy. Users may return the card for recalibration or service as needed.
Product Lifecycle & Compatibility:
The AX5621H+ is designed for long-term availability in industrial and embedded applications, ensuring continuity for system integrators and OEMs. Its AT-bus interface makes it particularly suitable for maintaining or upgrading legacy systems requiring high-precision analog and digital I/O capabilities.
Summary
The Axiom AX5621H+ is a versatile, high-precision analog and digital I/O card engineered for data acquisition, control, and signal processing tasks. With its 16-bit ADC, dual 12-bit DACs, programmable input ranges, and integrated digital I/O, it provides a comprehensive solution for measurement and control applications. Its robust design, flexible configuration, and reliable performance make it ideal for industrial automation, laboratory instrumentation, and embedded control systems that require accurate analog and digital interfacing.
Key Highlights:
- 16-bit, 100 kS/s analog input performance
- Dual 12-bit analog outputs (±10 V, ±5 mA)
- 8 differential analog inputs with programmable ranges
- 8 digital inputs and 8 digital outputs (TTL)
- 1 × 16-bit counter, 5 IRQs, 2 DMA channels
- Compact AT-bus form factor (165 × 100 mm)
- 50-pin connector for comprehensive I/O access
- Supplied with driver software for easy integration
The AX5621H+ exemplifies Axiom’s commitment to precision, reliability, and flexibility in data acquisition technology.
Product Name: AX5621H+
Model / Series: AX5621H+ Analog/Digital I/O Card
Article Number: AX5621H+
Manufacturer: Axiom
The Axiom AX5621H+ is a high-performance analog and digital input/output (I/O) expansion card designed for data acquisition, control, and signal processing applications. It is an AT-bus compatible analog-to-digital (AD) and digital-to-analog (DA) interface card that combines precision measurement capabilities with flexible digital control functions. The card integrates high-resolution analog conversion, programmable amplification, and multiple digital I/O channels, making it suitable for laboratory instrumentation, industrial automation, and embedded control systems.
2. Key Features
- High-Resolution Analog-to-Digital Conversion: 16-bit resolution with a maximum sampling rate of 100 kS/s, enabling precise signal acquisition for demanding measurement tasks.
- Programmable Input Amplifier: Configurable input ranges of 0–1.25 V, 0–2.5 V, 0–5 V, 0–10 V, or bipolar ranges of ±1.25 V, ±2.5 V, ±5 V, ±10 V. This flexibility allows adaptation to a wide variety of sensor and signal levels.
- Exceptional Accuracy: ±0.003% of Full Scale Range (FSR) accuracy ensures high fidelity in analog signal measurement.
- Dual 12-bit Digital-to-Analog Outputs: Two independent DA channels with ±10 V output range and maximum output current of ±5 mA, suitable for control signal generation or analog actuation.
- Integrated Digital I/O: 8 digital input and 8 digital output TTL-compatible channels for general-purpose control, monitoring, and interfacing with external devices.
- Counter/Timer Functionality: One 16-bit counter for event counting, frequency measurement, or timing applications.
- Interrupt and DMA Support: 5 interrupt request (IRQ) lines and 2 direct memory access (DMA) channels for efficient data transfer and real-time performance.
- Comprehensive Driver Support: Supplied with driver software for easy integration into PC-based control and data acquisition systems.
- Compact Form Factor: Standard AT card dimensions (165 mm × 100 mm) for compatibility with legacy and industrial PC systems.
- Robust Connectivity: 50-pin connector interface for secure and organized signal wiring.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Analog-to-Digital Converter (ADC) | 16-bit resolution |
| Sampling Rate | Up to 100 kS/s |
| Analog Input Channels | 8 differential inputs (8DI) |
| Input Voltage Ranges | 0–1.25 V, 0–2.5 V, 0–5 V, 0–10 V, ±1.25 V, ±2.5 V, ±5 V, ±10 V |
| Input Accuracy | ±0.003% of Full Scale Range (FSR) |
| Programmable Amplifier | Selectable gain corresponding to input ranges |
| Digital-to-Analog Converter (DAC) | 2 channels, 12-bit resolution each |
| DA Output Range | ±10 V maximum |
| DA Output Current | ±5 mA maximum per channel |
| Digital Inputs | 8 TTL-compatible inputs |
| Digital Outputs | 8 TTL-compatible outputs |
| Counter/Timer | 1 × 16-bit counter |
| Interrupts (IRQs) | 5 available interrupt lines |
| DMA Channels | 2 DMA channels supported |
| Connector Type | 50-pin connector |
| Physical Dimensions | 165 mm × 100 mm |
| Bus Interface | AT-bus compatible |
| Included Software | Driver package for system integration |
| Manufacturer | Axiom |
| Model Number | AX5621H+ |
4. Functionality
The Axiom AX5621H+ functions as a multifunction data acquisition and control card for PC-based systems. It interfaces directly with the AT-bus architecture, allowing seamless integration into industrial PCs or legacy systems.
Analog Input Functionality:
The card’s 16-bit ADC enables high-precision sampling of up to eight differential analog input channels. The programmable amplifier allows users to select the appropriate input range for their application, ensuring optimal resolution and signal-to-noise ratio. The selectable ranges (both unipolar and bipolar) make it suitable for measuring signals from sensors, transducers, or process control loops.
Analog Output Functionality:
Two 12-bit DAC channels provide analog output signals within a ±10 V range. These outputs can be used to generate control voltages for actuators, drive analog meters, or simulate sensor signals. The ±5 mA output current capability supports direct interfacing with moderate load devices.
Digital I/O Functionality:
The 8 digital input and 8 digital output channels are TTL-compatible, allowing direct connection to logic-level devices such as switches, relays, LEDs, or digital controllers. These channels can be used for status monitoring, control signaling, or synchronization with external equipment.
Counter/Timer Functionality:
A 16-bit counter is integrated for event counting, frequency measurement, or timing control. This feature enhances the card’s utility in applications requiring precise timing or pulse measurement.
System Integration:
The AX5621H+ supports up to five interrupt lines and two DMA channels, enabling efficient data transfer between the card and the host system without excessive CPU load. The included driver software simplifies configuration and programming, allowing developers to integrate the card into custom applications or standard data acquisition frameworks.
Typical Applications:
- Industrial process monitoring and control
- Laboratory instrumentation and test benches
- Sensor data acquisition and signal conditioning
- Automated measurement systems
- Embedded control systems requiring analog and digital interfacing
- Educational and research environments for signal analysis and control experiments
5. Components & Accessories
Included Components:
- AX5621H+ AD/DA I/O card
- Driver software package (for installation and configuration)
- Documentation and user manual (electronic or printed)
Connectors and Interfaces:
- 1 × 50-pin connector for analog and digital I/O signal interfacing
- AT-bus edge connector for system integration
Optional Accessories (depending on configuration):
- Shielded cable assemblies for 50-pin connector
- Terminal breakout boards for simplified wiring
- Mounting brackets or retention clips for secure installation
- Software development kit (SDK) for advanced programming and integration
6. Installation & Setup
System Requirements:
- Compatible AT-bus slot in host PC or industrial computer
- Supported operating system with driver compatibility (as provided by Axiom)
- Available IRQ and DMA resources for configuration
Installation Procedure:
1. Power down the host system and open the chassis.
2. Insert the AX5621H+ card into an available AT-bus slot, ensuring proper alignment and secure seating.
3. Connect external signals to the 50-pin connector using the appropriate cable or breakout board.
4. Power on the system and install the provided driver software.
5. Configure the card parameters (input ranges, channel assignments, interrupt settings) using the driver interface or configuration utility.
6. Verify operation through test routines or sample applications provided by Axiom.
Mounting Options:
The card follows standard AT form factor dimensions (165 mm × 100 mm), allowing installation in compatible PC enclosures or industrial chassis.
Configuration:
Software-based configuration allows selection of analog input ranges, enabling or disabling channels, setting interrupt priorities, and defining DMA channels. The driver interface provides access to calibration and diagnostic tools for ensuring optimal performance.
7. Performance & Capabilities
Analog Performance:
- Resolution: 16-bit ADC ensures fine granularity in signal measurement.
- Sampling Rate: Up to 100 kS/s supports high-speed data acquisition.
- Accuracy: ±0.003% FSR guarantees minimal measurement error.
- Input Flexibility: Programmable amplifier accommodates a wide range of signal amplitudes, from low-level sensor outputs to higher voltage process signals.
Digital Performance:
- TTL I/O: Fast switching digital channels suitable for real-time control and monitoring.
- Counter: 16-bit resolution allows counting up to 65,535 events before rollover.
Output Capabilities:
- DAC Resolution: 12-bit per channel provides smooth analog output transitions.
- Output Range: ±10 V supports standard control voltage levels.
- Output Drive: ±5 mA per channel sufficient for most control and signal simulation tasks.
Data Transfer Efficiency:
- DMA Support: Two DMA channels enable high-speed data transfer with minimal CPU overhead.
- Interrupt Handling: Five IRQ lines allow flexible system integration and real-time responsiveness.
Limitations:
- The AT-bus interface limits compatibility with modern PCI/PCIe systems unless used with legacy or industrial PC platforms.
- Output current limited to ±5 mA may require buffering for high-load applications.
8. Standards & Compliance
Bus Compatibility:
- Fully compliant with AT-bus (ISA) electrical and mechanical specifications.
Signal Standards:
- TTL logic levels for digital I/O channels.
- Analog input and output ranges conform to standard ±10 V industrial signal levels.
Quality and Manufacturing Standards:
- Manufactured by Axiom under controlled quality assurance processes.
- Designed for industrial and laboratory environments requiring high reliability and precision.
Regulatory Compliance:
- Meets general CE and EMC requirements for industrial electronic equipment (specific certifications may vary by region).
- RoHS-compliant construction (lead-free components and environmentally responsible materials).
9. Additional Information
Warranty:
Axiom typically provides a standard manufacturer’s warranty covering defects in materials and workmanship. Warranty terms may vary by region or distributor but generally include repair or replacement within the warranty period.
Technical Support:
Comprehensive technical support is available through Axiom’s customer service channels, including documentation, driver updates, and troubleshooting assistance.
Maintenance:
The AX5621H+ requires minimal maintenance. Periodic inspection of connectors and cables is recommended to ensure signal integrity. Calibration verification may be performed periodically to maintain measurement accuracy.
Software & Driver Updates:
Driver and software updates are provided by Axiom to ensure compatibility with evolving operating systems and to enhance performance or add new features.
Service & Calibration:
Factory calibration ensures initial accuracy. Users may return the card for recalibration or service as needed.
Product Lifecycle & Compatibility:
The AX5621H+ is designed for long-term availability in industrial and embedded applications, ensuring continuity for system integrators and OEMs. Its AT-bus interface makes it particularly suitable for maintaining or upgrading legacy systems requiring high-precision analog and digital I/O capabilities.
Summary
The Axiom AX5621H+ is a versatile, high-precision analog and digital I/O card engineered for data acquisition, control, and signal processing tasks. With its 16-bit ADC, dual 12-bit DACs, programmable input ranges, and integrated digital I/O, it provides a comprehensive solution for measurement and control applications. Its robust design, flexible configuration, and reliable performance make it ideal for industrial automation, laboratory instrumentation, and embedded control systems that require accurate analog and digital interfacing.
Key Highlights:
- 16-bit, 100 kS/s analog input performance
- Dual 12-bit analog outputs (±10 V, ±5 mA)
- 8 differential analog inputs with programmable ranges
- 8 digital inputs and 8 digital outputs (TTL)
- 1 × 16-bit counter, 5 IRQs, 2 DMA channels
- Compact AT-bus form factor (165 × 100 mm)
- 50-pin connector for comprehensive I/O access
- Supplied with driver software for easy integration
The AX5621H+ exemplifies Axiom’s commitment to precision, reliability, and flexibility in data acquisition technology.
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