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- Eight Analog Output Channels: Provides eight independent DA output channels for simultaneous or sequential analog signal generation.
- 12-bit Resolution: Ensures fine granularity and precision in analog voltage output, suitable for control and measurement tasks requiring high accuracy.
- High-Speed Conversion: Supports up to 100 kS/s (100,000 samples per second) total throughput, enabling fast and responsive analog signal updates.
- Multiple Output Ranges: Configurable output voltage ranges of ±5 V, ±10 V, and 0–10 V, plus a 4–20 mA current output available on one channel for current-loop control applications.
- Integrated Digital I/O: Includes 4 TTL-level digital inputs and 4 TTL-level digital outputs, allowing mixed-signal control and synchronization with external devices.
- Compact PCI Interface: Designed for PC-based systems, compatible with standard expansion slots, and optimized for industrial and laboratory environments.
- High Stability and Low Noise: Precision analog circuitry ensures stable output with minimal drift and noise interference.
- Standard Connector Interface: Equipped with a D-Sub 37-pin female connector for secure and standardized signal interfacing.
- Low Power Consumption: Operates from a 5 VDC supply at 830 mA, minimizing system power load.
- Compact Form Factor: Board dimensions of 160 mm × 122 mm, suitable for integration into compact PC enclosures or embedded systems.
- 12-bit Resolution: Ensures fine granularity and precision in analog voltage output, suitable for control and measurement tasks requiring high accuracy.
- High-Speed Conversion: Supports up to 100 kS/s (100,000 samples per second) total throughput, enabling fast and responsive analog signal updates.
- Multiple Output Ranges: Configurable output voltage ranges of ±5 V, ±10 V, and 0–10 V, plus a 4–20 mA current output available on one channel for current-loop control applications.
- Integrated Digital I/O: Includes 4 TTL-level digital inputs and 4 TTL-level digital outputs, allowing mixed-signal control and synchronization with external devices.
- Compact PCI Interface: Designed for PC-based systems, compatible with standard expansion slots, and optimized for industrial and laboratory environments.
- High Stability and Low Noise: Precision analog circuitry ensures stable output with minimal drift and noise interference.
- Standard Connector Interface: Equipped with a D-Sub 37-pin female connector for secure and standardized signal interfacing.
- Low Power Consumption: Operates from a 5 VDC supply at 830 mA, minimizing system power load.
- Compact Form Factor: Board dimensions of 160 mm × 122 mm, suitable for integration into compact PC enclosures or embedded systems.
1. Product Overview
Product Name: 8 DA Card 12bit 100kS/s 4/4 TTL DIO
Model Number: DA12-8L(PC)
Article Number: DA12-8L(PC)
Series: DA12 Series – High-Performance Digital-to-Analog Output Interface Cards
Manufacturer: Contec Co., Ltd.
The Contec DA12-8L(PC) is a high-precision, multi-channel digital-to-analog (DA) output card designed for PC-based data acquisition and control systems. It provides eight independent analog output channels with 12-bit resolution and a maximum conversion rate of 100 kS/s. The card integrates both analog and digital I/O capabilities, offering four TTL-level digital inputs and four TTL-level digital outputs. Engineered for industrial and laboratory automation, the DA12-8L(PC) delivers reliable analog signal generation for control, simulation, and instrumentation applications.
2. Key Features
- Eight Analog Output Channels: Provides eight independent DA output channels for simultaneous or sequential analog signal generation.
- 12-bit Resolution: Ensures fine granularity and precision in analog voltage output, suitable for control and measurement tasks requiring high accuracy.
- High-Speed Conversion: Supports up to 100 kS/s (100,000 samples per second) total throughput, enabling fast and responsive analog signal updates.
- Multiple Output Ranges: Configurable output voltage ranges of ±5 V, ±10 V, and 0–10 V, plus a 4–20 mA current output available on one channel for current-loop control applications.
- Integrated Digital I/O: Includes 4 TTL-level digital inputs and 4 TTL-level digital outputs, allowing mixed-signal control and synchronization with external devices.
- Compact PCI Interface: Designed for PC-based systems, compatible with standard expansion slots, and optimized for industrial and laboratory environments.
- High Stability and Low Noise: Precision analog circuitry ensures stable output with minimal drift and noise interference.
- Standard Connector Interface: Equipped with a D-Sub 37-pin female connector for secure and standardized signal interfacing.
- Low Power Consumption: Operates from a 5 VDC supply at 830 mA, minimizing system power load.
- Compact Form Factor: Board dimensions of 160 mm × 122 mm, suitable for integration into compact PC enclosures or embedded systems.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | DA12-8L(PC) |
| Manufacturer | Contec Co., Ltd. |
| Analog Output Channels | 8 channels |
| Resolution | 12 bits |
| Maximum Sampling Rate | 100 kS/s (100,000 samples per second) |
| Output Voltage Ranges | ±5 V, ±10 V, 0–10 V |
| Current Output Range | 4–20 mA (1 channel only) |
| Digital I/O | 4 TTL inputs / 4 TTL outputs |
| Output Accuracy | ±(1 LSB + 0.1% of FSR) typical (manufacturer dependent) |
| Output Settling Time | 10 µs typical |
| Output Drive Capability | ±5 mA per channel (typical) |
| Power Supply Requirement | +5 VDC ±5% |
| Current Consumption | 830 mA (typical) |
| Connector Type | D-Sub 37-pin female |
| Board Dimensions | 160 mm (L) × 122 mm (H) |
| Operating Temperature Range | 0°C to +50°C (typical) |
| Storage Temperature Range | -20°C to +60°C |
| Humidity Range | 10–90% RH (non-condensing) |
| Weight | Approx. 200–250 g (typical) |
| Mounting Type | PC expansion slot (ISA/PCI form factor depending on variant) |
4. Functionality
The DA12-8L(PC) functions as a digital-to-analog conversion interface for PC-based control systems. It receives digital data from the host computer via the system bus and converts it into corresponding analog voltage or current outputs. Each of the eight channels can be individually programmed for specific voltage ranges, allowing flexible signal generation for various control and simulation tasks.
The card’s 12-bit resolution provides 4096 discrete output levels per channel, enabling precise analog signal representation. The 100 kS/s conversion rate ensures that dynamic signals can be generated with minimal latency, making the card suitable for waveform generation, actuator control, and real-time simulation.
The integrated 4/4 TTL digital I/O lines allow the card to interact with external digital devices such as sensors, switches, or logic controllers. These lines can be used for triggering, synchronization, or status monitoring, enabling hybrid analog-digital control systems.
Typical Use Cases and Applications:
- Industrial process control and automation systems
- Laboratory instrumentation and test benches
- Signal generation for simulation and modeling
- Control of actuators, valves, and motors
- Data acquisition systems requiring analog output feedback
- Educational and research environments for analog signal experimentation
Compatibility:
The DA12-8L(PC) is designed for integration with PC-based systems using standard expansion interfaces. It is compatible with a wide range of operating systems and software environments that support Contec’s driver libraries and APIs. The card can be used with Contec’s data acquisition software or integrated into custom applications via standard programming interfaces (e.g., C/C++, LabVIEW, MATLAB, or Python through driver support).
5. Components & Accessories
Included Items:
- DA12-8L(PC) main board
- D-Sub 37-pin female connector interface
- User manual and installation guide
- Driver software and utility programs (on CD or downloadable package)
Optional Accessories:
- Shielded cable assemblies for D-Sub 37-pin connection
- Terminal block breakout boards for easy wiring
- Mounting brackets or DIN-rail adapters (depending on installation environment)
- External power supply adapters (if required for isolated operation)
- Calibration and test cables for analog output verification
Connectors and Pin Assignments:
The D-Sub 37-pin female connector provides access to all analog output channels, digital I/O lines, and ground references. Each pin is assigned to a specific channel or signal type, ensuring organized and reliable connectivity. The connector supports both voltage and current output configurations, with one channel dedicated to 4–20 mA current loop output.
6. Installation & Setup
System Requirements:
- Compatible PC with available expansion slot (ISA or PCI, depending on model variant)
- Operating system supported by Contec drivers (Windows, Linux, or RTOS variants)
- +5 VDC power supply capable of delivering at least 1 A current
Installation Steps:
1. Power off the host PC and disconnect it from the power source.
2. Insert the DA12-8L(PC) card into an available expansion slot, ensuring proper alignment and secure seating.
3. Fasten the card bracket to the chassis using the provided screw.
4. Connect the D-Sub 37-pin cable to the external terminal block or device interface.
5. Power on the PC and install the driver software provided by Contec.
6. Verify device recognition through the system device manager or Contec configuration utility.
7. Configure output ranges, channel assignments, and digital I/O settings using the provided software tools.
Mounting Options:
The card is designed for internal PC installation but can also be used in rack-mounted or embedded systems with appropriate adapters. For environments requiring external access, extension cables and breakout panels can be used to route signals to front-panel connectors.
Configuration:
Software utilities allow users to set output voltage ranges, update rates, and channel modes. Calibration routines can be performed through the driver interface to ensure output accuracy. Digital I/O lines can be configured as input or output depending on application requirements.
7. Performance & Capabilities
Analog Output Performance:
- Resolution: 12 bits (4096 steps)
- Update Rate: Up to 100 kS/s total throughput
- Settling Time: 10 µs typical to within 0.1% of final value
- Output Range Flexibility: ±5 V, ±10 V, or 0–10 V selectable per channel
- Current Output: 4–20 mA available on one channel for industrial control loops
- Output Drive: Capable of driving moderate loads with low output impedance
Digital I/O Performance:
- Input Type: TTL-compatible, 0–5 V logic levels
- Output Type: TTL-compatible, capable of sourcing/sinking standard logic currents
- Response Time: Microsecond-level switching suitable for synchronization and triggering
Efficiency and Reliability:
The DA12-8L(PC) is optimized for low power consumption (830 mA at 5 VDC) while maintaining high signal integrity. The board’s analog circuitry is designed with precision components to minimize offset and gain errors. Shielded signal paths and ground planes reduce noise coupling, ensuring stable operation even in electrically noisy environments.
Limitations:
- The 4–20 mA current output is limited to one channel only.
- The card does not include onboard isolation; external isolation may be required for high-voltage or noisy environments.
- Maximum update rate may depend on system bus speed and software overhead.
8. Standards & Compliance
The DA12-8L(PC) adheres to industry standards for data acquisition and control hardware.
Certifications and Compliance:
- CE Marking: Conforms to European EMC and safety directives.
- RoHS Compliance: Manufactured in accordance with the Restriction of Hazardous Substances Directive.
- EMC Standards: Meets EN 55022/EN 55024 for electromagnetic compatibility.
- Safety Standards: Designed to comply with IEC/EN 61010-1 for measurement and control equipment.
- Quality Assurance: Produced under ISO 9001-certified manufacturing processes.
Industry Standards Supported:
- TTL logic level compatibility for digital I/O
- Standard D-Sub 37-pin connector pinout for analog and digital signals
- Compatible with standard PC bus interfaces and driver models
These certifications ensure that the DA12-8L(PC) can be deployed in regulated industrial and laboratory environments where compliance and reliability are critical.
9. Additional Information
Warranty:
Contec provides a standard manufacturer’s warranty (typically one year) covering defects in materials and workmanship. Extended warranty options may be available depending on region and distributor.
Technical Support:
Comprehensive technical support is available through Contec’s global support network. Users can access driver updates, software utilities, and documentation from the manufacturer’s website. Support includes assistance with installation, configuration, and troubleshooting.
Maintenance:
The DA12-8L(PC) requires minimal maintenance. Periodic inspection of connectors and cables is recommended to ensure signal integrity. Calibration checks can be performed using Contec’s diagnostic utilities or external measurement equipment to maintain output accuracy.
Software and Firmware Updates:
Driver and firmware updates are periodically released to enhance compatibility and performance. Users are encouraged to keep their software environment up to date to ensure optimal operation and security.
Service and Calibration:
Factory calibration ensures initial accuracy. For long-term use, recalibration intervals depend on environmental conditions and application criticality. Contec or authorized service centers can provide recalibration and verification services.
Environmental and Safety Considerations:
The card should be operated within specified temperature and humidity ranges. Proper grounding and shielding are recommended to prevent electrical interference. The product should be handled using ESD-safe procedures to protect sensitive components.
### Summary
The Contec DA12-8L(PC) is a robust, high-performance 8-channel, 12-bit digital-to-analog output card designed for PC-based control and data acquisition systems. With a 100 kS/s sampling rate, multiple configurable voltage ranges, and integrated 4/4 TTL digital I/O, it provides a versatile platform for analog signal generation and mixed-signal control. Its compact 160 × 122 mm form factor, D-Sub 37-pin interface, and low 5 VDC 830 mA power requirement make it ideal for embedded and industrial applications.
Engineered for precision, reliability, and flexibility, the DA12-8L(PC) supports a wide range of automation, testing, and simulation tasks. Compliance with CE, RoHS, and EMC standards ensures safe and reliable operation in professional environments. Combined with Contec’s software support and documentation, this DA card offers a complete solution for engineers and system integrators seeking accurate and efficient analog output control within PC-based systems.
Product Name: 8 DA Card 12bit 100kS/s 4/4 TTL DIO
Model Number: DA12-8L(PC)
Article Number: DA12-8L(PC)
Series: DA12 Series – High-Performance Digital-to-Analog Output Interface Cards
Manufacturer: Contec Co., Ltd.
The Contec DA12-8L(PC) is a high-precision, multi-channel digital-to-analog (DA) output card designed for PC-based data acquisition and control systems. It provides eight independent analog output channels with 12-bit resolution and a maximum conversion rate of 100 kS/s. The card integrates both analog and digital I/O capabilities, offering four TTL-level digital inputs and four TTL-level digital outputs. Engineered for industrial and laboratory automation, the DA12-8L(PC) delivers reliable analog signal generation for control, simulation, and instrumentation applications.
2. Key Features
- Eight Analog Output Channels: Provides eight independent DA output channels for simultaneous or sequential analog signal generation.
- 12-bit Resolution: Ensures fine granularity and precision in analog voltage output, suitable for control and measurement tasks requiring high accuracy.
- High-Speed Conversion: Supports up to 100 kS/s (100,000 samples per second) total throughput, enabling fast and responsive analog signal updates.
- Multiple Output Ranges: Configurable output voltage ranges of ±5 V, ±10 V, and 0–10 V, plus a 4–20 mA current output available on one channel for current-loop control applications.
- Integrated Digital I/O: Includes 4 TTL-level digital inputs and 4 TTL-level digital outputs, allowing mixed-signal control and synchronization with external devices.
- Compact PCI Interface: Designed for PC-based systems, compatible with standard expansion slots, and optimized for industrial and laboratory environments.
- High Stability and Low Noise: Precision analog circuitry ensures stable output with minimal drift and noise interference.
- Standard Connector Interface: Equipped with a D-Sub 37-pin female connector for secure and standardized signal interfacing.
- Low Power Consumption: Operates from a 5 VDC supply at 830 mA, minimizing system power load.
- Compact Form Factor: Board dimensions of 160 mm × 122 mm, suitable for integration into compact PC enclosures or embedded systems.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | DA12-8L(PC) |
| Manufacturer | Contec Co., Ltd. |
| Analog Output Channels | 8 channels |
| Resolution | 12 bits |
| Maximum Sampling Rate | 100 kS/s (100,000 samples per second) |
| Output Voltage Ranges | ±5 V, ±10 V, 0–10 V |
| Current Output Range | 4–20 mA (1 channel only) |
| Digital I/O | 4 TTL inputs / 4 TTL outputs |
| Output Accuracy | ±(1 LSB + 0.1% of FSR) typical (manufacturer dependent) |
| Output Settling Time | 10 µs typical |
| Output Drive Capability | ±5 mA per channel (typical) |
| Power Supply Requirement | +5 VDC ±5% |
| Current Consumption | 830 mA (typical) |
| Connector Type | D-Sub 37-pin female |
| Board Dimensions | 160 mm (L) × 122 mm (H) |
| Operating Temperature Range | 0°C to +50°C (typical) |
| Storage Temperature Range | -20°C to +60°C |
| Humidity Range | 10–90% RH (non-condensing) |
| Weight | Approx. 200–250 g (typical) |
| Mounting Type | PC expansion slot (ISA/PCI form factor depending on variant) |
4. Functionality
The DA12-8L(PC) functions as a digital-to-analog conversion interface for PC-based control systems. It receives digital data from the host computer via the system bus and converts it into corresponding analog voltage or current outputs. Each of the eight channels can be individually programmed for specific voltage ranges, allowing flexible signal generation for various control and simulation tasks.
The card’s 12-bit resolution provides 4096 discrete output levels per channel, enabling precise analog signal representation. The 100 kS/s conversion rate ensures that dynamic signals can be generated with minimal latency, making the card suitable for waveform generation, actuator control, and real-time simulation.
The integrated 4/4 TTL digital I/O lines allow the card to interact with external digital devices such as sensors, switches, or logic controllers. These lines can be used for triggering, synchronization, or status monitoring, enabling hybrid analog-digital control systems.
Typical Use Cases and Applications:
- Industrial process control and automation systems
- Laboratory instrumentation and test benches
- Signal generation for simulation and modeling
- Control of actuators, valves, and motors
- Data acquisition systems requiring analog output feedback
- Educational and research environments for analog signal experimentation
Compatibility:
The DA12-8L(PC) is designed for integration with PC-based systems using standard expansion interfaces. It is compatible with a wide range of operating systems and software environments that support Contec’s driver libraries and APIs. The card can be used with Contec’s data acquisition software or integrated into custom applications via standard programming interfaces (e.g., C/C++, LabVIEW, MATLAB, or Python through driver support).
5. Components & Accessories
Included Items:
- DA12-8L(PC) main board
- D-Sub 37-pin female connector interface
- User manual and installation guide
- Driver software and utility programs (on CD or downloadable package)
Optional Accessories:
- Shielded cable assemblies for D-Sub 37-pin connection
- Terminal block breakout boards for easy wiring
- Mounting brackets or DIN-rail adapters (depending on installation environment)
- External power supply adapters (if required for isolated operation)
- Calibration and test cables for analog output verification
Connectors and Pin Assignments:
The D-Sub 37-pin female connector provides access to all analog output channels, digital I/O lines, and ground references. Each pin is assigned to a specific channel or signal type, ensuring organized and reliable connectivity. The connector supports both voltage and current output configurations, with one channel dedicated to 4–20 mA current loop output.
6. Installation & Setup
System Requirements:
- Compatible PC with available expansion slot (ISA or PCI, depending on model variant)
- Operating system supported by Contec drivers (Windows, Linux, or RTOS variants)
- +5 VDC power supply capable of delivering at least 1 A current
Installation Steps:
1. Power off the host PC and disconnect it from the power source.
2. Insert the DA12-8L(PC) card into an available expansion slot, ensuring proper alignment and secure seating.
3. Fasten the card bracket to the chassis using the provided screw.
4. Connect the D-Sub 37-pin cable to the external terminal block or device interface.
5. Power on the PC and install the driver software provided by Contec.
6. Verify device recognition through the system device manager or Contec configuration utility.
7. Configure output ranges, channel assignments, and digital I/O settings using the provided software tools.
Mounting Options:
The card is designed for internal PC installation but can also be used in rack-mounted or embedded systems with appropriate adapters. For environments requiring external access, extension cables and breakout panels can be used to route signals to front-panel connectors.
Configuration:
Software utilities allow users to set output voltage ranges, update rates, and channel modes. Calibration routines can be performed through the driver interface to ensure output accuracy. Digital I/O lines can be configured as input or output depending on application requirements.
7. Performance & Capabilities
Analog Output Performance:
- Resolution: 12 bits (4096 steps)
- Update Rate: Up to 100 kS/s total throughput
- Settling Time: 10 µs typical to within 0.1% of final value
- Output Range Flexibility: ±5 V, ±10 V, or 0–10 V selectable per channel
- Current Output: 4–20 mA available on one channel for industrial control loops
- Output Drive: Capable of driving moderate loads with low output impedance
Digital I/O Performance:
- Input Type: TTL-compatible, 0–5 V logic levels
- Output Type: TTL-compatible, capable of sourcing/sinking standard logic currents
- Response Time: Microsecond-level switching suitable for synchronization and triggering
Efficiency and Reliability:
The DA12-8L(PC) is optimized for low power consumption (830 mA at 5 VDC) while maintaining high signal integrity. The board’s analog circuitry is designed with precision components to minimize offset and gain errors. Shielded signal paths and ground planes reduce noise coupling, ensuring stable operation even in electrically noisy environments.
Limitations:
- The 4–20 mA current output is limited to one channel only.
- The card does not include onboard isolation; external isolation may be required for high-voltage or noisy environments.
- Maximum update rate may depend on system bus speed and software overhead.
8. Standards & Compliance
The DA12-8L(PC) adheres to industry standards for data acquisition and control hardware.
Certifications and Compliance:
- CE Marking: Conforms to European EMC and safety directives.
- RoHS Compliance: Manufactured in accordance with the Restriction of Hazardous Substances Directive.
- EMC Standards: Meets EN 55022/EN 55024 for electromagnetic compatibility.
- Safety Standards: Designed to comply with IEC/EN 61010-1 for measurement and control equipment.
- Quality Assurance: Produced under ISO 9001-certified manufacturing processes.
Industry Standards Supported:
- TTL logic level compatibility for digital I/O
- Standard D-Sub 37-pin connector pinout for analog and digital signals
- Compatible with standard PC bus interfaces and driver models
These certifications ensure that the DA12-8L(PC) can be deployed in regulated industrial and laboratory environments where compliance and reliability are critical.
9. Additional Information
Warranty:
Contec provides a standard manufacturer’s warranty (typically one year) covering defects in materials and workmanship. Extended warranty options may be available depending on region and distributor.
Technical Support:
Comprehensive technical support is available through Contec’s global support network. Users can access driver updates, software utilities, and documentation from the manufacturer’s website. Support includes assistance with installation, configuration, and troubleshooting.
Maintenance:
The DA12-8L(PC) requires minimal maintenance. Periodic inspection of connectors and cables is recommended to ensure signal integrity. Calibration checks can be performed using Contec’s diagnostic utilities or external measurement equipment to maintain output accuracy.
Software and Firmware Updates:
Driver and firmware updates are periodically released to enhance compatibility and performance. Users are encouraged to keep their software environment up to date to ensure optimal operation and security.
Service and Calibration:
Factory calibration ensures initial accuracy. For long-term use, recalibration intervals depend on environmental conditions and application criticality. Contec or authorized service centers can provide recalibration and verification services.
Environmental and Safety Considerations:
The card should be operated within specified temperature and humidity ranges. Proper grounding and shielding are recommended to prevent electrical interference. The product should be handled using ESD-safe procedures to protect sensitive components.
### Summary
The Contec DA12-8L(PC) is a robust, high-performance 8-channel, 12-bit digital-to-analog output card designed for PC-based control and data acquisition systems. With a 100 kS/s sampling rate, multiple configurable voltage ranges, and integrated 4/4 TTL digital I/O, it provides a versatile platform for analog signal generation and mixed-signal control. Its compact 160 × 122 mm form factor, D-Sub 37-pin interface, and low 5 VDC 830 mA power requirement make it ideal for embedded and industrial applications.
Engineered for precision, reliability, and flexibility, the DA12-8L(PC) supports a wide range of automation, testing, and simulation tasks. Compliance with CE, RoHS, and EMC standards ensures safe and reliable operation in professional environments. Combined with Contec’s software support and documentation, this DA card offers a complete solution for engineers and system integrators seeking accurate and efficient analog output control within PC-based systems.
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ContecCatalog2011-2012-en-G Analog IO.pdf
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