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- Dual Serial Ports: Provides two independent serial communication channels configurable as RS-232, RS-422, or RS-485.
- PCI Express Interface: Compliant with PCI Express x1 specification, ensuring high-speed data throughput and compatibility with modern industrial PCs and servers.
- Low-Profile Design: Compact form factor suitable for small form factor (SFF) and embedded systems; includes low-profile bracket for flexible installation.
- High Electrical Protection:
- ESD Protection: ±15 kV (air discharge) and ±8 kV (contact discharge) for enhanced reliability in electrostatically sensitive environments.
- Surge Protection: 6 kV surge protection per port, safeguarding connected devices and the host system from transient voltage spikes.
- High-Speed Data Transmission: Supports baud rates up to 921.6 kbps, ensuring efficient communication for data-intensive applications.
- Large FIFO Buffer: 128-byte FIFO per transmitter and receiver, minimizing CPU load and improving data handling efficiency.
- Single Power Requirement: Operates from a 3.3 V DC supply provided by the PCIe bus, eliminating the need for external power sources.
- Wide Operating Temperature Range: Designed for industrial environments with an operational range from -40°C to +75°C.
- Universal Connectivity: One DB44 male D-sub connector provides access to both serial ports, simplifying cabling and installation.
- Industrial Reliability: Built with high-quality components and conformal coating options for long-term durability in demanding conditions.
- PCI Express Interface: Compliant with PCI Express x1 specification, ensuring high-speed data throughput and compatibility with modern industrial PCs and servers.
- Low-Profile Design: Compact form factor suitable for small form factor (SFF) and embedded systems; includes low-profile bracket for flexible installation.
- High Electrical Protection:
- ESD Protection: ±15 kV (air discharge) and ±8 kV (contact discharge) for enhanced reliability in electrostatically sensitive environments.
- Surge Protection: 6 kV surge protection per port, safeguarding connected devices and the host system from transient voltage spikes.
- High-Speed Data Transmission: Supports baud rates up to 921.6 kbps, ensuring efficient communication for data-intensive applications.
- Large FIFO Buffer: 128-byte FIFO per transmitter and receiver, minimizing CPU load and improving data handling efficiency.
- Single Power Requirement: Operates from a 3.3 V DC supply provided by the PCIe bus, eliminating the need for external power sources.
- Wide Operating Temperature Range: Designed for industrial environments with an operational range from -40°C to +75°C.
- Universal Connectivity: One DB44 male D-sub connector provides access to both serial ports, simplifying cabling and installation.
- Industrial Reliability: Built with high-quality components and conformal coating options for long-term durability in demanding conditions.
1. Product Overview
Name: PCI Express Serial Communication Card
Model: PCard-E3021L-S-D5
Series: PCard-E3000 Series
Article Number: PCard-E3021L-S-D5
Manufacturer: Oring Industrial Networking Corp.
The PCard-E3021L-S-D5 is a high-performance, industrial-grade PCI Express (PCIe) communication interface card designed to provide reliable and flexible serial connectivity for industrial automation, control systems, and embedded computing environments. It features dual serial ports supporting RS-232, RS-422, and RS-485 communication standards, integrated surge and ESD protection, and a compact low-profile form factor suitable for space-constrained systems. Engineered for robust operation in harsh environments, the card operates across a wide temperature range and is optimized for stable, high-speed data transmission in mission-critical applications.
2. Key Features
- Dual Serial Ports: Provides two independent serial communication channels configurable as RS-232, RS-422, or RS-485.
- PCI Express Interface: Compliant with PCI Express x1 specification, ensuring high-speed data throughput and compatibility with modern industrial PCs and servers.
- Low-Profile Design: Compact form factor suitable for small form factor (SFF) and embedded systems; includes low-profile bracket for flexible installation.
- High Electrical Protection:
- ESD Protection: ±15 kV (air discharge) and ±8 kV (contact discharge) for enhanced reliability in electrostatically sensitive environments.
- Surge Protection: 6 kV surge protection per port, safeguarding connected devices and the host system from transient voltage spikes.
- High-Speed Data Transmission: Supports baud rates up to 921.6 kbps, ensuring efficient communication for data-intensive applications.
- Large FIFO Buffer: 128-byte FIFO per transmitter and receiver, minimizing CPU load and improving data handling efficiency.
- Single Power Requirement: Operates from a 3.3 V DC supply provided by the PCIe bus, eliminating the need for external power sources.
- Wide Operating Temperature Range: Designed for industrial environments with an operational range from -40°C to +75°C.
- Universal Connectivity: One DB44 male D-sub connector provides access to both serial ports, simplifying cabling and installation.
- Industrial Reliability: Built with high-quality components and conformal coating options for long-term durability in demanding conditions.
3. Technical Specifications
- Interface Type: PCI Express x1 (compatible with x1, x4, x8, x16 slots)
- Number of Ports: 2 independent serial ports
- Supported Protocols: RS-232, RS-422, RS-485 (software selectable or jumper configurable depending on system integration)
- Connector Type: 1 × DB44 male D-sub connector (breakout cable required for dual-port access)
- Baud Rate: Up to 921.6 kbps (maximum)
- FIFO Buffer: 128 bytes per TX/RX channel
- Surge Protection: 6 kV per port
- ESD Protection: ±15 kV (air discharge), ±8 kV (contact discharge)
- Power Requirement: 3.3 V DC (supplied via PCIe slot)
- Operating Temperature: -40°C to +75°C
- Storage Temperature: -40°C to +85°C (typical for industrial-grade components)
- Relative Humidity: 5% to 95% (non-condensing)
- Form Factor: Low-profile PCIe card
- Dimensions: Approx. 120 mm × 68 mm × 18 mm (typical low-profile PCIe dimensions; actual may vary slightly)
- Weight: Approx. 80–100 g (depending on bracket and connector configuration)
- Material: Multi-layer PCB with gold-plated edge connector; metal bracket (standard and low-profile options)
- LED Indicators: Optional TX/RX activity LEDs (depending on configuration)
- Compliance: RoHS, CE, FCC Class A (industrial environment)
4. Functionality
The PCard-E3021L-S-D5 functions as a dual-port serial communication interface card that enables PCs and industrial controllers to communicate with serial devices using RS-232, RS-422, or RS-485 standards. Each port can be independently configured to match the communication requirements of connected equipment such as PLCs, sensors, motor drives, barcode scanners, or industrial instruments.
- RS-232 Mode: Supports full-duplex communication for point-to-point connections with standard serial devices.
- RS-422 Mode: Provides differential signaling for long-distance, high-speed communication with improved noise immunity.
- RS-485 Mode: Enables half-duplex or full-duplex multi-drop communication, allowing multiple devices to share a single bus.
The card interfaces directly with the host system via the PCI Express bus, ensuring low latency and high data throughput. Configuration is typically managed through driver software or system BIOS settings, depending on the operating system. The card is compatible with major operating systems including Windows, Linux, and various real-time OS distributions used in industrial automation.
Use Cases and Applications:
- Industrial automation and process control
- SCADA and data acquisition systems
- Machine-to-machine (M2M) communication
- Embedded control systems
- Transportation and traffic control systems
- Building management and environmental monitoring
- Serial device integration in industrial PCs and servers
Compatibility:
- Compatible with standard PCI Express slots (x1 and above)
- Works with both 32-bit and 64-bit operating systems
- Supports driver packages for Windows, Linux, and embedded platforms
5. Components & Accessories
Included Items:
- PCard-E3021L-S-D5 PCIe card (low-profile version)
- Low-profile mounting bracket (pre-installed or included separately)
- Standard bracket (optional, depending on package)
- Quick installation guide or user manual
- Driver CD or download link for software and documentation
Optional Accessories:
- DB44 to dual DB9 or DB25 breakout cable (for accessing both serial ports)
- Shielded serial cables for RS-232/422/485 connections
- DIN-rail mounting kit (for use in embedded or industrial chassis)
- Additional surge protection modules or isolation adapters (for extreme environments)
Connectors:
- 1 × DB44 male D-sub connector (on card)
- Breakout cable provides 2 × DB9 male or female connectors (depending on configuration)
6. Installation & Setup
Requirements:
- Available PCI Express slot (x1, x4, x8, or x16)
- Operating system with compatible driver support
- Administrative privileges for driver installation
Installation Steps:
1. Power off the host system and disconnect it from the power source.
2. Remove the system cover and locate an available PCIe slot.
3. Insert the PCard-E3021L-S-D5 firmly into the slot, ensuring proper alignment.
4. Secure the card using the provided bracket screw.
5. Replace the system cover and reconnect power.
6. Boot the system and install the appropriate driver software.
7. Configure port parameters (COM port number, baud rate, parity, stop bits, etc.) via the operating system or provided utility.
8. Connect serial devices using the DB44 breakout cable.
Mounting Options:
- Standard PCIe slot installation in desktop or industrial PC chassis
- Low-profile bracket for compact or embedded systems
- Optional DIN-rail or rack-mount integration via external chassis
Configuration:
- Software-selectable communication mode (RS-232/422/485)
- Adjustable baud rate, parity, data bits, and stop bits
- Optional termination and bias resistors for RS-485 networks (hardware jumper or software control depending on version)
7. Performance & Capabilities
The PCard-E3021L-S-D5 delivers stable and efficient serial communication performance suitable for high-demand industrial applications.
Speed and Throughput:
- Maximum baud rate: 921.6 kbps per port
- Low latency PCIe interface ensures minimal communication delay
- 128-byte FIFO buffers reduce CPU overhead and prevent data loss during high-speed transfers
Capacity and Efficiency:
- Supports simultaneous operation of both serial ports at full speed
- Efficient interrupt handling and DMA support (depending on driver)
- Optimized for continuous operation in 24/7 industrial environments
Reliability and Protection:
- 6 kV surge protection prevents damage from transient voltage spikes
- ±15 kV air and ±8 kV contact ESD protection ensures stable operation in electrically noisy environments
- Wide temperature tolerance (-40°C to +75°C) supports deployment in outdoor or unconditioned environments
Limitations:
- Requires breakout cable for access to both serial ports
- Limited to two serial channels per card (expandable via additional cards)
- RS-485 termination and biasing may require manual configuration depending on system design
8. Standards & Compliance
The PCard-E3021L-S-D5 adheres to multiple international standards and certifications to ensure interoperability, safety, and environmental compliance.
Electrical and Interface Standards:
- PCI Express Base Specification Revision 1.1 or later
- EIA/TIA-232, EIA/TIA-422, and EIA/TIA-485 serial communication standards
- IEC 61000-4-2 (ESD immunity)
- IEC 61000-4-5 (surge immunity)
Regulatory Compliance:
- CE (Conformité Européenne) for electromagnetic compatibility and safety
- FCC Class A for industrial electromagnetic emissions
- RoHS (Restriction of Hazardous Substances) compliant for environmental safety
- WEEE (Waste Electrical and Electronic Equipment) directive compliant
Industry Standards:
- Designed for industrial-grade operation and long-term reliability
- Compatible with industrial PC platforms and embedded systems adhering to PICMG and IPC standards
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 2 to 5 years depending on region and distributor) covering defects in materials and workmanship.
Support:
- Technical support available via Oring’s global service network
- Online resources including driver downloads, firmware updates, and documentation
- Email and phone-based support for configuration and troubleshooting
Maintenance:
- No regular maintenance required beyond standard system cleaning and inspection
- Periodic verification of cable connections and port integrity recommended
- Firmware and driver updates available to maintain compatibility with new operating systems
Updates and Lifecycle:
- Long-term product availability and lifecycle support for industrial customers
- Backward compatibility with previous PCard-E3000 series models
- Regular driver updates for Windows and Linux platforms
Environmental Considerations:
- Designed for energy-efficient operation with low power consumption (3.3 V DC)
- Compliant with environmental directives for reduced hazardous materials
- Suitable for deployment in energy-conscious and sustainable industrial systems
Summary
The Oring PCard-E3021L-S-D5 is a robust, dual-port PCI Express serial communication card engineered for industrial and embedded applications requiring reliable, high-speed, and protected serial connectivity. With support for RS-232, RS-422, and RS-485 interfaces, advanced surge and ESD protection, and a wide operating temperature range, it provides exceptional durability and performance in harsh environments. Its low-profile design, flexible configuration options, and compliance with global standards make it an ideal solution for system integrators, OEMs, and industrial automation professionals seeking dependable serial communication hardware for modern computing platforms.
Name: PCI Express Serial Communication Card
Model: PCard-E3021L-S-D5
Series: PCard-E3000 Series
Article Number: PCard-E3021L-S-D5
Manufacturer: Oring Industrial Networking Corp.
The PCard-E3021L-S-D5 is a high-performance, industrial-grade PCI Express (PCIe) communication interface card designed to provide reliable and flexible serial connectivity for industrial automation, control systems, and embedded computing environments. It features dual serial ports supporting RS-232, RS-422, and RS-485 communication standards, integrated surge and ESD protection, and a compact low-profile form factor suitable for space-constrained systems. Engineered for robust operation in harsh environments, the card operates across a wide temperature range and is optimized for stable, high-speed data transmission in mission-critical applications.
2. Key Features
- Dual Serial Ports: Provides two independent serial communication channels configurable as RS-232, RS-422, or RS-485.
- PCI Express Interface: Compliant with PCI Express x1 specification, ensuring high-speed data throughput and compatibility with modern industrial PCs and servers.
- Low-Profile Design: Compact form factor suitable for small form factor (SFF) and embedded systems; includes low-profile bracket for flexible installation.
- High Electrical Protection:
- ESD Protection: ±15 kV (air discharge) and ±8 kV (contact discharge) for enhanced reliability in electrostatically sensitive environments.
- Surge Protection: 6 kV surge protection per port, safeguarding connected devices and the host system from transient voltage spikes.
- High-Speed Data Transmission: Supports baud rates up to 921.6 kbps, ensuring efficient communication for data-intensive applications.
- Large FIFO Buffer: 128-byte FIFO per transmitter and receiver, minimizing CPU load and improving data handling efficiency.
- Single Power Requirement: Operates from a 3.3 V DC supply provided by the PCIe bus, eliminating the need for external power sources.
- Wide Operating Temperature Range: Designed for industrial environments with an operational range from -40°C to +75°C.
- Universal Connectivity: One DB44 male D-sub connector provides access to both serial ports, simplifying cabling and installation.
- Industrial Reliability: Built with high-quality components and conformal coating options for long-term durability in demanding conditions.
3. Technical Specifications
- Interface Type: PCI Express x1 (compatible with x1, x4, x8, x16 slots)
- Number of Ports: 2 independent serial ports
- Supported Protocols: RS-232, RS-422, RS-485 (software selectable or jumper configurable depending on system integration)
- Connector Type: 1 × DB44 male D-sub connector (breakout cable required for dual-port access)
- Baud Rate: Up to 921.6 kbps (maximum)
- FIFO Buffer: 128 bytes per TX/RX channel
- Surge Protection: 6 kV per port
- ESD Protection: ±15 kV (air discharge), ±8 kV (contact discharge)
- Power Requirement: 3.3 V DC (supplied via PCIe slot)
- Operating Temperature: -40°C to +75°C
- Storage Temperature: -40°C to +85°C (typical for industrial-grade components)
- Relative Humidity: 5% to 95% (non-condensing)
- Form Factor: Low-profile PCIe card
- Dimensions: Approx. 120 mm × 68 mm × 18 mm (typical low-profile PCIe dimensions; actual may vary slightly)
- Weight: Approx. 80–100 g (depending on bracket and connector configuration)
- Material: Multi-layer PCB with gold-plated edge connector; metal bracket (standard and low-profile options)
- LED Indicators: Optional TX/RX activity LEDs (depending on configuration)
- Compliance: RoHS, CE, FCC Class A (industrial environment)
4. Functionality
The PCard-E3021L-S-D5 functions as a dual-port serial communication interface card that enables PCs and industrial controllers to communicate with serial devices using RS-232, RS-422, or RS-485 standards. Each port can be independently configured to match the communication requirements of connected equipment such as PLCs, sensors, motor drives, barcode scanners, or industrial instruments.
- RS-232 Mode: Supports full-duplex communication for point-to-point connections with standard serial devices.
- RS-422 Mode: Provides differential signaling for long-distance, high-speed communication with improved noise immunity.
- RS-485 Mode: Enables half-duplex or full-duplex multi-drop communication, allowing multiple devices to share a single bus.
The card interfaces directly with the host system via the PCI Express bus, ensuring low latency and high data throughput. Configuration is typically managed through driver software or system BIOS settings, depending on the operating system. The card is compatible with major operating systems including Windows, Linux, and various real-time OS distributions used in industrial automation.
Use Cases and Applications:
- Industrial automation and process control
- SCADA and data acquisition systems
- Machine-to-machine (M2M) communication
- Embedded control systems
- Transportation and traffic control systems
- Building management and environmental monitoring
- Serial device integration in industrial PCs and servers
Compatibility:
- Compatible with standard PCI Express slots (x1 and above)
- Works with both 32-bit and 64-bit operating systems
- Supports driver packages for Windows, Linux, and embedded platforms
5. Components & Accessories
Included Items:
- PCard-E3021L-S-D5 PCIe card (low-profile version)
- Low-profile mounting bracket (pre-installed or included separately)
- Standard bracket (optional, depending on package)
- Quick installation guide or user manual
- Driver CD or download link for software and documentation
Optional Accessories:
- DB44 to dual DB9 or DB25 breakout cable (for accessing both serial ports)
- Shielded serial cables for RS-232/422/485 connections
- DIN-rail mounting kit (for use in embedded or industrial chassis)
- Additional surge protection modules or isolation adapters (for extreme environments)
Connectors:
- 1 × DB44 male D-sub connector (on card)
- Breakout cable provides 2 × DB9 male or female connectors (depending on configuration)
6. Installation & Setup
Requirements:
- Available PCI Express slot (x1, x4, x8, or x16)
- Operating system with compatible driver support
- Administrative privileges for driver installation
Installation Steps:
1. Power off the host system and disconnect it from the power source.
2. Remove the system cover and locate an available PCIe slot.
3. Insert the PCard-E3021L-S-D5 firmly into the slot, ensuring proper alignment.
4. Secure the card using the provided bracket screw.
5. Replace the system cover and reconnect power.
6. Boot the system and install the appropriate driver software.
7. Configure port parameters (COM port number, baud rate, parity, stop bits, etc.) via the operating system or provided utility.
8. Connect serial devices using the DB44 breakout cable.
Mounting Options:
- Standard PCIe slot installation in desktop or industrial PC chassis
- Low-profile bracket for compact or embedded systems
- Optional DIN-rail or rack-mount integration via external chassis
Configuration:
- Software-selectable communication mode (RS-232/422/485)
- Adjustable baud rate, parity, data bits, and stop bits
- Optional termination and bias resistors for RS-485 networks (hardware jumper or software control depending on version)
7. Performance & Capabilities
The PCard-E3021L-S-D5 delivers stable and efficient serial communication performance suitable for high-demand industrial applications.
Speed and Throughput:
- Maximum baud rate: 921.6 kbps per port
- Low latency PCIe interface ensures minimal communication delay
- 128-byte FIFO buffers reduce CPU overhead and prevent data loss during high-speed transfers
Capacity and Efficiency:
- Supports simultaneous operation of both serial ports at full speed
- Efficient interrupt handling and DMA support (depending on driver)
- Optimized for continuous operation in 24/7 industrial environments
Reliability and Protection:
- 6 kV surge protection prevents damage from transient voltage spikes
- ±15 kV air and ±8 kV contact ESD protection ensures stable operation in electrically noisy environments
- Wide temperature tolerance (-40°C to +75°C) supports deployment in outdoor or unconditioned environments
Limitations:
- Requires breakout cable for access to both serial ports
- Limited to two serial channels per card (expandable via additional cards)
- RS-485 termination and biasing may require manual configuration depending on system design
8. Standards & Compliance
The PCard-E3021L-S-D5 adheres to multiple international standards and certifications to ensure interoperability, safety, and environmental compliance.
Electrical and Interface Standards:
- PCI Express Base Specification Revision 1.1 or later
- EIA/TIA-232, EIA/TIA-422, and EIA/TIA-485 serial communication standards
- IEC 61000-4-2 (ESD immunity)
- IEC 61000-4-5 (surge immunity)
Regulatory Compliance:
- CE (Conformité Européenne) for electromagnetic compatibility and safety
- FCC Class A for industrial electromagnetic emissions
- RoHS (Restriction of Hazardous Substances) compliant for environmental safety
- WEEE (Waste Electrical and Electronic Equipment) directive compliant
Industry Standards:
- Designed for industrial-grade operation and long-term reliability
- Compatible with industrial PC platforms and embedded systems adhering to PICMG and IPC standards
9. Additional Information
Warranty:
- Standard manufacturer warranty (typically 2 to 5 years depending on region and distributor) covering defects in materials and workmanship.
Support:
- Technical support available via Oring’s global service network
- Online resources including driver downloads, firmware updates, and documentation
- Email and phone-based support for configuration and troubleshooting
Maintenance:
- No regular maintenance required beyond standard system cleaning and inspection
- Periodic verification of cable connections and port integrity recommended
- Firmware and driver updates available to maintain compatibility with new operating systems
Updates and Lifecycle:
- Long-term product availability and lifecycle support for industrial customers
- Backward compatibility with previous PCard-E3000 series models
- Regular driver updates for Windows and Linux platforms
Environmental Considerations:
- Designed for energy-efficient operation with low power consumption (3.3 V DC)
- Compliant with environmental directives for reduced hazardous materials
- Suitable for deployment in energy-conscious and sustainable industrial systems
Summary
The Oring PCard-E3021L-S-D5 is a robust, dual-port PCI Express serial communication card engineered for industrial and embedded applications requiring reliable, high-speed, and protected serial connectivity. With support for RS-232, RS-422, and RS-485 interfaces, advanced surge and ESD protection, and a wide operating temperature range, it provides exceptional durability and performance in harsh environments. Its low-profile design, flexible configuration options, and compliance with global standards make it an ideal solution for system integrators, OEMs, and industrial automation professionals seeking dependable serial communication hardware for modern computing platforms.
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