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- 48 Bi-directional TTL Channels: Provides 48 channels of digital I/O that can be configured as input or output, allowing flexible signal control and monitoring.
- TTL Logic Compatibility: Supports standard TTL voltage levels, ensuring compatibility with a wide range of digital devices, sensors, and controllers.
- Interrupt Support: Offers 4 interrupt request lines (IRQ 3–7/9), enabling event-driven control and efficient CPU utilization.
- Dual Connector Interface: Equipped with both a 30-pin and a 37-pin D-type female connector for versatile wiring and system integration.
- Compact Form Factor: Dimensions of 187 mm × 107 mm allow installation in standard PC expansion slots without occupying excessive space.
- High Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable connectors.
- PC Bus Compatibility: Fully compatible with standard PC bus architectures, ensuring easy integration into existing systems.
- Flexible I/O Configuration: Each channel can be individually programmed for input or output, supporting dynamic reconfiguration for complex control tasks.
- Interrupt-driven Operation: Enables real-time response to external signals, suitable for automation, testing, and process control applications.
- Industrial-grade Design: Built to meet industrial standards for signal integrity, noise immunity, and long-term reliability.
- TTL Logic Compatibility: Supports standard TTL voltage levels, ensuring compatibility with a wide range of digital devices, sensors, and controllers.
- Interrupt Support: Offers 4 interrupt request lines (IRQ 3–7/9), enabling event-driven control and efficient CPU utilization.
- Dual Connector Interface: Equipped with both a 30-pin and a 37-pin D-type female connector for versatile wiring and system integration.
- Compact Form Factor: Dimensions of 187 mm × 107 mm allow installation in standard PC expansion slots without occupying excessive space.
- High Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable connectors.
- PC Bus Compatibility: Fully compatible with standard PC bus architectures, ensuring easy integration into existing systems.
- Flexible I/O Configuration: Each channel can be individually programmed for input or output, supporting dynamic reconfiguration for complex control tasks.
- Interrupt-driven Operation: Enables real-time response to external signals, suitable for automation, testing, and process control applications.
- Industrial-grade Design: Built to meet industrial standards for signal integrity, noise immunity, and long-term reliability.
1. Product Overview
Product Name: TTL Bi-directional DIO 48 Channel Card
Model: PIO-48W(PC)
Series: PIO Series – Digital Input/Output Interface Cards
Article Number: PIO-48W(PC)
Manufacturer: Contec Co., Ltd.
The Contec PIO-48W(PC) is a high-performance, PC-compatible digital input/output (DIO) interface card designed for industrial and laboratory automation systems requiring reliable, high-speed TTL-level signal interfacing. It provides 48 bi-directional digital I/O channels, enabling flexible configuration for both input and output operations. The card is engineered for use in data acquisition, control, and monitoring applications where precise digital signal management is essential.
2. Key Features
- 48 Bi-directional TTL Channels: Provides 48 channels of digital I/O that can be configured as input or output, allowing flexible signal control and monitoring.
- TTL Logic Compatibility: Supports standard TTL voltage levels, ensuring compatibility with a wide range of digital devices, sensors, and controllers.
- Interrupt Support: Offers 4 interrupt request lines (IRQ 3–7/9), enabling event-driven control and efficient CPU utilization.
- Dual Connector Interface: Equipped with both a 30-pin and a 37-pin D-type female connector for versatile wiring and system integration.
- Compact Form Factor: Dimensions of 187 mm × 107 mm allow installation in standard PC expansion slots without occupying excessive space.
- High Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable connectors.
- PC Bus Compatibility: Fully compatible with standard PC bus architectures, ensuring easy integration into existing systems.
- Flexible I/O Configuration: Each channel can be individually programmed for input or output, supporting dynamic reconfiguration for complex control tasks.
- Interrupt-driven Operation: Enables real-time response to external signals, suitable for automation, testing, and process control applications.
- Industrial-grade Design: Built to meet industrial standards for signal integrity, noise immunity, and long-term reliability.
3. Technical Specifications
- Model: PIO-48W(PC)
- Type: TTL Bi-directional Digital Input/Output Card
- Number of Channels: 48 channels (bi-directional)
- Signal Type: TTL-level digital I/O
- Interrupt Lines: 4 (IRQ 3–7/9 selectable)
- Connectors:
- 1 × 30-pin D-type female connector
- 1 × 37-pin D-type female connector
- Dimensions: 187 mm (L) × 107 mm (H)
- Mounting Interface: Standard PC expansion slot (ISA/PCI depending on variant)
- Input Voltage Range: TTL logic level (typically 0–5 V)
- Output Voltage Range: TTL logic level (typically 0–5 V)
- Input Current: TTL standard input current (typically <1 mA)
- Output Drive Capability: TTL standard output drive (sink/source capability as per TTL specification)
- Operating Temperature: Typically 0°C to 50°C (industrial ambient range)
- Storage Temperature: -20°C to 70°C
- Relative Humidity: 10% to 90% (non-condensing)
- Weight: Approx. 150–200 g (depending on configuration)
- Material: PCB with industrial-grade components, gold-plated edge connector, and metal D-type connectors.
4. Functionality
The PIO-48W(PC) functions as a digital interface card that allows a host PC to communicate with external digital devices through TTL-level signals. Each of the 48 channels can be configured as either an input or output, enabling flexible control schemes.
Operation Principle:
- Input Mode: When configured as input, the card reads TTL-level signals from external devices such as switches, sensors, or logic circuits. The input data is latched and can be read by the host PC through software commands.
- Output Mode: When configured as output, the card sends TTL-level signals to actuators, relays, or other digital circuits. Output states can be set or cleared programmatically.
- Interrupt Handling: The card supports up to four interrupt request lines (IRQ 3–7/9), allowing the system to respond immediately to external events without continuous polling.
- Software Control: The card can be controlled via driver software or direct register access, depending on the operating system and application environment.
Use Cases and Applications:
- Industrial automation and process control
- Data acquisition and monitoring systems
- Laboratory instrumentation and test setups
- Machine control and robotics
- Signal monitoring and event detection
- Digital control of relays, solenoids, and indicators
- Interface for PLCs, microcontrollers, and embedded systems
Compatibility:
- Compatible with standard PC architectures (ISA or PCI bus, depending on model variant)
- Works with Windows and Linux driver packages provided by Contec
- Supports integration with custom software via API or SDK
5. Components & Accessories
Included Items:
- PIO-48W(PC) main card
- User manual and installation guide
- Driver and utility software (on CD or downloadable package)
- Mounting screws and bracket (for PC installation)
Optional Accessories:
- Shielded cable assemblies for 30-pin and 37-pin connectors
- Terminal boards for easy wiring and signal breakout
- Extension cables for remote I/O connection
- DIN-rail mounting adapters (for external terminal boards)
- Signal conditioning modules (for voltage level conversion or isolation)
Connectors:
- 30-pin D-type female connector: Provides access to a subset of I/O channels or control lines.
- 37-pin D-type female connector: Provides access to the remaining I/O channels and interrupt lines.
- Both connectors are designed for secure attachment and reliable signal transmission in industrial environments.
6. Installation & Setup
Requirements:
- Compatible PC with available expansion slot (ISA or PCI, depending on version)
- Operating system supported by Contec drivers (e.g., Windows 10/11, Linux distributions)
- Administrative privileges for driver installation
Installation Steps:
1. Power off the PC and disconnect it from the power source.
2. Remove the PC cover and locate an available expansion slot.
3. Insert the PIO-48W(PC) card firmly into the slot, ensuring proper alignment with the bus connector.
4. Secure the card using the mounting screw and bracket.
5. Connect external devices to the 30-pin and/or 37-pin D-type connectors using appropriate cables.
6. Replace the PC cover and reconnect power.
7. Install the driver software provided by Contec.
8. Configure the card settings (I/O direction, interrupt lines, etc.) using the supplied utility or API.
Mounting Options:
- Standard internal PC mounting (horizontal or vertical orientation depending on chassis design).
- External terminal boards can be mounted on DIN rails or panels for convenient wiring.
Configuration:
- I/O direction and interrupt settings are configured via software.
- IRQ lines can be assigned to available system interrupts (3–7/9).
- Channel mapping and logic states can be defined through the driver interface or custom application code.
7. Performance & Capabilities
Speed and Throughput:
- High-speed TTL-level signal processing suitable for real-time control applications.
- Typical I/O response time in the microsecond range, depending on system bus speed and software latency.
Capacity:
- 48 independent digital channels, each configurable as input or output.
- Supports simultaneous operation across multiple channels.
Efficiency:
- Interrupt-driven operation reduces CPU load by eliminating the need for constant polling.
- Optimized driver architecture ensures low-latency data transfer between hardware and software layers.
Limitations:
- TTL-level operation limits direct interfacing with high-voltage or high-current devices without external conditioning.
- Requires external isolation or buffering for noisy or high-power environments.
- Limited to 4 IRQ lines, which may constrain complex interrupt-driven systems.
Reliability:
- Industrial-grade design ensures stable operation under continuous use.
- Gold-plated connectors and high-quality PCB materials minimize signal degradation.
8. Standards & Compliance
Certifications:
- Designed and manufactured in accordance with Contec’s quality management system (ISO 9001 certified).
- Complies with CE and FCC standards for electromagnetic compatibility (EMC).
- Meets RoHS (Restriction of Hazardous Substances) directives for environmental compliance.
Industry Standards:
- TTL logic level compliance (0–5 V standard).
- PC bus interface standard (ISA/PCI).
- D-sub connector pinout conforms to industry-standard layouts for digital I/O cards.
Regulatory Compliance:
- CE Marking: Conforms to European safety and EMC requirements.
- FCC Class A: Suitable for industrial and commercial environments.
- RoHS: Free from lead, mercury, cadmium, and other restricted substances.
9. Additional Information
Warranty:
- Standard manufacturer’s warranty (typically 1 year) covering defects in materials and workmanship.
- Extended warranty options available through Contec service agreements.
Support:
- Comprehensive technical support via Contec’s global support network.
- Online resources including driver downloads, manuals, and FAQs.
- Application notes and sample code for rapid integration.
Maintenance:
- Minimal maintenance required; periodic inspection of connectors and cables recommended.
- Keep card and connectors free from dust and contaminants.
- Firmware and driver updates available from Contec’s website.
Software & Updates:
- Compatible with Contec’s driver libraries and SDKs for Windows and Linux.
- Supports integration with third-party data acquisition and control software.
- Regular driver updates ensure compatibility with new operating systems and hardware platforms.
Service Life:
- Designed for long-term operation in industrial environments.
- Mean time between failures (MTBF) rated for extended reliability under continuous use.
Summary
The Contec PIO-48W(PC) TTL Bi-directional DIO 48 Channel Card is a robust, versatile digital I/O interface solution for PC-based control and monitoring systems. With 48 configurable TTL channels, dual D-type connectors, and support for multiple interrupt lines, it provides a flexible platform for industrial automation, data acquisition, and laboratory instrumentation. Its compact design, high reliability, and compliance with international standards make it a dependable choice for engineers and system integrators seeking precise digital control within PC environments.
Product Name: TTL Bi-directional DIO 48 Channel Card
Model: PIO-48W(PC)
Series: PIO Series – Digital Input/Output Interface Cards
Article Number: PIO-48W(PC)
Manufacturer: Contec Co., Ltd.
The Contec PIO-48W(PC) is a high-performance, PC-compatible digital input/output (DIO) interface card designed for industrial and laboratory automation systems requiring reliable, high-speed TTL-level signal interfacing. It provides 48 bi-directional digital I/O channels, enabling flexible configuration for both input and output operations. The card is engineered for use in data acquisition, control, and monitoring applications where precise digital signal management is essential.
2. Key Features
- 48 Bi-directional TTL Channels: Provides 48 channels of digital I/O that can be configured as input or output, allowing flexible signal control and monitoring.
- TTL Logic Compatibility: Supports standard TTL voltage levels, ensuring compatibility with a wide range of digital devices, sensors, and controllers.
- Interrupt Support: Offers 4 interrupt request lines (IRQ 3–7/9), enabling event-driven control and efficient CPU utilization.
- Dual Connector Interface: Equipped with both a 30-pin and a 37-pin D-type female connector for versatile wiring and system integration.
- Compact Form Factor: Dimensions of 187 mm × 107 mm allow installation in standard PC expansion slots without occupying excessive space.
- High Reliability: Designed for stable operation in industrial environments, with robust electrical characteristics and durable connectors.
- PC Bus Compatibility: Fully compatible with standard PC bus architectures, ensuring easy integration into existing systems.
- Flexible I/O Configuration: Each channel can be individually programmed for input or output, supporting dynamic reconfiguration for complex control tasks.
- Interrupt-driven Operation: Enables real-time response to external signals, suitable for automation, testing, and process control applications.
- Industrial-grade Design: Built to meet industrial standards for signal integrity, noise immunity, and long-term reliability.
3. Technical Specifications
- Model: PIO-48W(PC)
- Type: TTL Bi-directional Digital Input/Output Card
- Number of Channels: 48 channels (bi-directional)
- Signal Type: TTL-level digital I/O
- Interrupt Lines: 4 (IRQ 3–7/9 selectable)
- Connectors:
- 1 × 30-pin D-type female connector
- 1 × 37-pin D-type female connector
- Dimensions: 187 mm (L) × 107 mm (H)
- Mounting Interface: Standard PC expansion slot (ISA/PCI depending on variant)
- Input Voltage Range: TTL logic level (typically 0–5 V)
- Output Voltage Range: TTL logic level (typically 0–5 V)
- Input Current: TTL standard input current (typically <1 mA)
- Output Drive Capability: TTL standard output drive (sink/source capability as per TTL specification)
- Operating Temperature: Typically 0°C to 50°C (industrial ambient range)
- Storage Temperature: -20°C to 70°C
- Relative Humidity: 10% to 90% (non-condensing)
- Weight: Approx. 150–200 g (depending on configuration)
- Material: PCB with industrial-grade components, gold-plated edge connector, and metal D-type connectors.
4. Functionality
The PIO-48W(PC) functions as a digital interface card that allows a host PC to communicate with external digital devices through TTL-level signals. Each of the 48 channels can be configured as either an input or output, enabling flexible control schemes.
Operation Principle:
- Input Mode: When configured as input, the card reads TTL-level signals from external devices such as switches, sensors, or logic circuits. The input data is latched and can be read by the host PC through software commands.
- Output Mode: When configured as output, the card sends TTL-level signals to actuators, relays, or other digital circuits. Output states can be set or cleared programmatically.
- Interrupt Handling: The card supports up to four interrupt request lines (IRQ 3–7/9), allowing the system to respond immediately to external events without continuous polling.
- Software Control: The card can be controlled via driver software or direct register access, depending on the operating system and application environment.
Use Cases and Applications:
- Industrial automation and process control
- Data acquisition and monitoring systems
- Laboratory instrumentation and test setups
- Machine control and robotics
- Signal monitoring and event detection
- Digital control of relays, solenoids, and indicators
- Interface for PLCs, microcontrollers, and embedded systems
Compatibility:
- Compatible with standard PC architectures (ISA or PCI bus, depending on model variant)
- Works with Windows and Linux driver packages provided by Contec
- Supports integration with custom software via API or SDK
5. Components & Accessories
Included Items:
- PIO-48W(PC) main card
- User manual and installation guide
- Driver and utility software (on CD or downloadable package)
- Mounting screws and bracket (for PC installation)
Optional Accessories:
- Shielded cable assemblies for 30-pin and 37-pin connectors
- Terminal boards for easy wiring and signal breakout
- Extension cables for remote I/O connection
- DIN-rail mounting adapters (for external terminal boards)
- Signal conditioning modules (for voltage level conversion or isolation)
Connectors:
- 30-pin D-type female connector: Provides access to a subset of I/O channels or control lines.
- 37-pin D-type female connector: Provides access to the remaining I/O channels and interrupt lines.
- Both connectors are designed for secure attachment and reliable signal transmission in industrial environments.
6. Installation & Setup
Requirements:
- Compatible PC with available expansion slot (ISA or PCI, depending on version)
- Operating system supported by Contec drivers (e.g., Windows 10/11, Linux distributions)
- Administrative privileges for driver installation
Installation Steps:
1. Power off the PC and disconnect it from the power source.
2. Remove the PC cover and locate an available expansion slot.
3. Insert the PIO-48W(PC) card firmly into the slot, ensuring proper alignment with the bus connector.
4. Secure the card using the mounting screw and bracket.
5. Connect external devices to the 30-pin and/or 37-pin D-type connectors using appropriate cables.
6. Replace the PC cover and reconnect power.
7. Install the driver software provided by Contec.
8. Configure the card settings (I/O direction, interrupt lines, etc.) using the supplied utility or API.
Mounting Options:
- Standard internal PC mounting (horizontal or vertical orientation depending on chassis design).
- External terminal boards can be mounted on DIN rails or panels for convenient wiring.
Configuration:
- I/O direction and interrupt settings are configured via software.
- IRQ lines can be assigned to available system interrupts (3–7/9).
- Channel mapping and logic states can be defined through the driver interface or custom application code.
7. Performance & Capabilities
Speed and Throughput:
- High-speed TTL-level signal processing suitable for real-time control applications.
- Typical I/O response time in the microsecond range, depending on system bus speed and software latency.
Capacity:
- 48 independent digital channels, each configurable as input or output.
- Supports simultaneous operation across multiple channels.
Efficiency:
- Interrupt-driven operation reduces CPU load by eliminating the need for constant polling.
- Optimized driver architecture ensures low-latency data transfer between hardware and software layers.
Limitations:
- TTL-level operation limits direct interfacing with high-voltage or high-current devices without external conditioning.
- Requires external isolation or buffering for noisy or high-power environments.
- Limited to 4 IRQ lines, which may constrain complex interrupt-driven systems.
Reliability:
- Industrial-grade design ensures stable operation under continuous use.
- Gold-plated connectors and high-quality PCB materials minimize signal degradation.
8. Standards & Compliance
Certifications:
- Designed and manufactured in accordance with Contec’s quality management system (ISO 9001 certified).
- Complies with CE and FCC standards for electromagnetic compatibility (EMC).
- Meets RoHS (Restriction of Hazardous Substances) directives for environmental compliance.
Industry Standards:
- TTL logic level compliance (0–5 V standard).
- PC bus interface standard (ISA/PCI).
- D-sub connector pinout conforms to industry-standard layouts for digital I/O cards.
Regulatory Compliance:
- CE Marking: Conforms to European safety and EMC requirements.
- FCC Class A: Suitable for industrial and commercial environments.
- RoHS: Free from lead, mercury, cadmium, and other restricted substances.
9. Additional Information
Warranty:
- Standard manufacturer’s warranty (typically 1 year) covering defects in materials and workmanship.
- Extended warranty options available through Contec service agreements.
Support:
- Comprehensive technical support via Contec’s global support network.
- Online resources including driver downloads, manuals, and FAQs.
- Application notes and sample code for rapid integration.
Maintenance:
- Minimal maintenance required; periodic inspection of connectors and cables recommended.
- Keep card and connectors free from dust and contaminants.
- Firmware and driver updates available from Contec’s website.
Software & Updates:
- Compatible with Contec’s driver libraries and SDKs for Windows and Linux.
- Supports integration with third-party data acquisition and control software.
- Regular driver updates ensure compatibility with new operating systems and hardware platforms.
Service Life:
- Designed for long-term operation in industrial environments.
- Mean time between failures (MTBF) rated for extended reliability under continuous use.
Summary
The Contec PIO-48W(PC) TTL Bi-directional DIO 48 Channel Card is a robust, versatile digital I/O interface solution for PC-based control and monitoring systems. With 48 configurable TTL channels, dual D-type connectors, and support for multiple interrupt lines, it provides a flexible platform for industrial automation, data acquisition, and laboratory instrumentation. Its compact design, high reliability, and compliance with international standards make it a dependable choice for engineers and system integrators seeking precise digital control within PC environments.
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