- **Dual-Port Serial Interface:** Two independent RS422/RS485 communication ports for simultaneous multi-channel data exchange. - **PCI Express Interface:** Fully compliant with PCI Express (PCIe) bus architecture, ensuring high-speed data throughput and compatibility with modern PC-based systems. - **Electrical Isolation:** Channel-to-channel isolation rated at **1 kVDC**, protecting connected devices and host systems from ground loops, surges, and electrical interference. - **High-Speed Communication:** Supports baud rates up to **921.6 kBd**, suitable for demanding industrial communication protocols. - **FIFO Buffering:** Each UART channel features a **128-byte FIFO buffer** based on the industry-standard **16550 UART** architecture, minimizing CPU load and ensuring smooth data flow. - **Compact Design:** Board dimensions of **112 mm x 115 mm**, optimized for installation in standard PCIe slots. - **Power Supply:** Operates from **12 V DC** supplied directly through the PCIe bus, eliminating the need for external power sources. - **Connector Configuration:** Equipped with a **DB25 female D-sub connector** on the bracket, with an included breakout cable converting to two **DB9 male** connectors for easy device interfacing. - **Multi-Board Support:** Up to **four COM-8562 boards** can be installed in a single PC system, expanding the number of available serial ports. - **Industrial Reliability:** Designed for continuous operation in industrial environments, offering stable performance under extended temperature and electrical stress conditions.

Manufacturer: JS Automation

Category: RS485 / RS422 2-Ports

- **Dual Independent Serial Ports:** Two asynchronous RS‑422/RS‑485 ports supporting full‑duplex (RS‑422) and half‑duplex (RS‑485) communication. - **High‑Speed Data Transfer:** Supports baud rates from 50 bps up to 921.6 Kbps per port. - **16550‑Compatible UART:** Each port uses a 16C550C UART with 32‑byte transmit/receive FIFO buffers and on‑chip hardware flow control to prevent data loss at high speeds. - **Automatic Data Direction Control (ADDC):** Built‑in hardware intelligence for RS‑485 half‑duplex operation eliminates the need for software‑controlled RTS toggling. - **Flexible Configuration:** Switches and jumpers allow selection between RS‑422 and RS‑485 modes, Automatic or RTS data control, and termination resistor enable/disable. - **Termination Resistors On‑Board:** 120 Ω resistors pre‑installed for impedance matching; selectable via jumpers. - **Surge and Isolation Protection (Model‑Dependent):** - CP‑132S: Surge protection (ESD 25 kV, EFT 2 kV) - CP‑132I: Optical isolation (2 kV DC) - CP‑132IS: Both surge and isolation protection - **Compact Half‑Size PCI Board:** 120 mm × 80 mm form factor suitable for industrial PCs. - **Plug‑and‑Play PCI Interface:** Fully compliant with PCI 2.1; IRQ and I/O addresses automatically assigned by BIOS—no DIP switches or jumpers required. - **Multi‑Board Support:** Up to four CP‑132 boards can coexist in a single system. - **Comprehensive Driver Support:** Native drivers for Windows NT, Windows 95/98, and DOS; supports up to 256 COM ports under NT and 128 under Windows 95/98. - **Software Development Tools:** Bundled with Moxa `PComm` (Windows) and `API‑232` (DOS) libraries for rapid application development in C, C++, Visual Basic, Delphi, Pascal, and other languages. - **Diagnostic and Monitoring Utilities:** Built‑in tools for port testing, monitoring, and terminal emulation. - **Industrial Reliability:** Designed for harsh environments with optional surge and isolation protection, robust PCB design, and high‑quality components.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Dual RS‑422/485 Ports:** Two independent serial channels supporting RS‑422, 4‑wire RS‑485, and 2‑wire RS‑485 communication modes. - **PCI Express ×1 Interface:** Fully compliant with PCI Express Specification 1.1; compatible with ×1, ×2, ×4, ×8, ×16, and ×32 slots. - **High Data Rate:** Supports baud rates from 50 bps up to 921.6 Kbps for high‑speed data transmission. - **Automatic Data Direction Control (ADDC™):** Built‑in hardware intelligence for automatic switching between transmit and receive modes in 2‑wire RS‑485 half‑duplex operation. - **Embedded Surge and ESD Protection:** 15 kV ESD protection on all signal lines; 2 kV optical isolation on CP‑132EL‑I model. - **Low‑Profile Design:** Compact 120 × 100 mm board suitable for small form‑factor PCs and embedded systems. - **Flexible Configuration:** Software‑selectable interface type (RS‑422, RS‑485 2‑wire, RS‑485 4‑wire) and termination resistor (120 Ω enable/disable). - **Full Modem Control Signals:** Ensures compatibility with a wide range of serial peripherals. - **Multi‑OS Driver Support:** Certified drivers for Windows 2000/XP/2003/Vista/2008 (32/64‑bit), DOS, Linux (32/64‑bit), SCO, and Windows CE 5.0. - **Diagnostic & Configuration Utilities:** Includes Moxa Port Configuration Tool, PComm Lite utilities, and Linux command‑line configuration tools. - **Industrial‑Grade Reliability:** Designed for continuous operation in industrial environments with wide temperature and humidity tolerance. - **Regulatory Compliance:** Meets CE, FCC, and IEC EMC standards for industrial environments. - **Warranty:** 5‑year manufacturer warranty.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Dual RS‑422/485 Ports:** Two independent serial channels supporting RS‑422, 4‑wire RS‑485, and 2‑wire RS‑485 communication modes. - **Optical Isolation:** 2 kV isolation between each port and the host system, protecting against ground loops and electrical surges. - **High ESD Protection:** 15 kV embedded electrostatic discharge protection ensures robust operation in harsh industrial environments. - **High‑Speed Data Transmission:** Supports baud rates from 50 bps to 921.6 kbps with 16C550C‑compatible UARTs and 64‑byte FIFO buffers for efficient data handling. - **Low‑Profile PCI Express Design:** Compact 120 × 65 mm form factor suitable for small‑form‑factor PCs and embedded systems. - **Automatic Data Direction Control (ADDC™):** Built‑in hardware intelligence for automatic switching between transmit and receive modes in 2‑wire RS‑485 half‑duplex communication. - **Wide OS Compatibility:** Drivers available for Windows 2000/XP/2003/Vista/2008 (32/64‑bit), DOS, Linux (32/64‑bit), SCO, and Windows CE 5.0. - **Comprehensive Software Tools:** Includes Moxa PComm utilities for diagnostics, monitoring, and terminal emulation, plus a programming library for custom application development. - **Surge and EMI Immunity:** Complies with EN55022, EN55024, EN61000‑6‑2, and multiple IEC 61000‑4 standards for electromagnetic compatibility. - **Long‑Term Reliability:** Industrial‑grade components rated for 0 – 55 °C operation and backed by a 5‑year manufacturer warranty.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Dual Independent Serial Ports:** Two fully independent RS‑422/RS‑485 ports for simultaneous multi‑device communication. - **High‑Speed Data Transfer:** Supports baud rates from 50 bps to 921.6 kbps per port. - **Optical Isolation:** 2 kV DC isolation on all signal lines (specific to CP‑132I and CP‑132IS models) to protect against ground loops and voltage surges. - **Automatic Data Direction Control (ADDC):** Built‑in hardware intelligence for RS‑485 half‑duplex communication eliminates the need for software‑based RTS control. - **Flexible Interface Selection:** Hardware switches allow per‑port configuration between RS‑422 and RS‑485 modes. - **Termination Resistors:** On‑board 120 Ω termination resistors with jumper selection for impedance matching. - **Compact Half‑Size PCI Board:** 120 mm × 80 mm form factor suitable for industrial PCs and embedded systems. - **Plug‑and‑Play PCI Configuration:** Fully compliant with PCI Specification 2.1; IRQ and I/O addresses automatically assigned by the PCI BIOS. - **Multi‑Board Support:** Up to four CP‑132 Series boards can be installed in a single system. - **Robust Communication Controller:** Each port uses a 16C550C UART with 32‑byte FIFO and hardware flow control to prevent data loss at high speeds. - **Comprehensive Driver Support:** Native drivers for Windows NT, Windows 95/98, and DOS; compatible with Moxa’s PComm and API‑232 programming libraries. - **Industrial Reliability:** Designed for factory automation, data acquisition, and remote device control applications.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Dual RS‑422/RS‑485 Ports:** Two independent asynchronous serial ports supporting either RS‑422 full‑duplex or RS‑485 half/full‑duplex communication. - **High‑Speed Data Transfer:** Supports baud rates from 50 bps up to 921.6 Kbps per port. - **16550‑Compatible UART:** Each port uses a 16C550C UART with 32‑byte transmit/receive FIFO buffers and hardware flow control to prevent data loss at high speeds. - **Automatic Data Direction Control (ADDC):** Built‑in hardware intelligence for RS‑485 half‑duplex operation eliminates the need for software‑based RTS control. - **Surge and Isolation Protection:** - Optical isolation up to **2 kV DC** between board and field devices. - Surge protection up to **25 kV ESD** and **2 kV EFT** on all signal lines. - **Termination Resistors On‑Board:** 120 Ω termination resistors are jumper‑selectable for impedance matching in RS‑422/485 networks. - **Plug‑and‑Play PCI Interface:** Fully compliant with **PCI 2.1** specification; IRQ and I/O addresses are automatically assigned by the PCI BIOS—no DIP switches or jumpers required. - **Compact Half‑Size Board:** 120 mm × 80 mm form factor suitable for standard PCI slots. - **Multi‑Board Support:** Up to four CP‑132 Series boards can be installed in a single system. - **Comprehensive Software Support:** Drivers for Windows NT, Windows 95/98, and DOS; includes Moxa’s `PComm` and `API‑232` programming libraries and utilities. - **Industrial‑Grade Reliability:** Designed for harsh environments such as factory automation and process control systems.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Dual Independent Serial Ports:** Two asynchronous RS‑422/RS‑485 ports supporting full‑duplex (RS‑422) and half‑duplex (RS‑485) communication. - **High‑Speed Data Transmission:** Supports baud rates from 50 bps up to 921.6 Kbps per port, ensuring reliable high‑throughput communication. - **16550C UART Controller:** Each port uses a 16C550C‑compatible UART with 32‑byte transmit/receive FIFO buffers and hardware flow control to prevent data loss at high speeds. - **Surge Protection:** Built‑in transient voltage surge suppression (TVSS) providing up to 25 kV ESD and 2 kV EFT protection on all signal lines, ideal for harsh industrial environments. - **Automatic Data Direction Control (ADDC):** Intelligent hardware mechanism for RS‑485 half‑duplex communication, eliminating the need for software‑based RTS control. - **Termination Resistors:** On‑board 120‑ohm termination resistors for impedance matching; selectable via jumpers for each port. - **PCI Plug‑and‑Play Compliance:** Fully compliant with PCI Specification 2.1; IRQ and I/O addresses automatically assigned by the PCI BIOS—no manual switch or jumper configuration required. - **Compact Half‑Size Board:** Space‑efficient 120 mm × 80 mm PCB suitable for standard PCI slots. - **Multi‑Board Support:** Up to four CP‑132 Series boards can be installed in a single system. - **Cross‑Platform Driver Support:** Official Moxa drivers for Windows NT, Windows 95/98, and DOS. - **Comprehensive Software Tools:** Bundled with Moxa’s `PComm` (Windows) and `API‑232` (DOS) libraries for serial programming, diagnostics, and terminal emulation. - **Industrial Reliability:** Designed for continuous operation in factory automation, process control, and data acquisition systems.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Universal PCI Interface:** Fully compliant with **32-bit Universal PCI** specifications, supporting both **3.3V and 5V PCI slots**, ensuring broad compatibility with modern and legacy PCs and servers. - **Dual Independent Serial Ports:** Provides **two isolated RS-422/485 ports**, each capable of independent configuration and operation. - **High Electrical Protection:** - **2 kV optical isolation** between the board and connected devices to prevent ground loop interference and protect against voltage surges. - **16 kV ESD (Electrostatic Discharge) protection** on all signal lines for enhanced reliability in harsh industrial environments. - **Wide Baud Rate Range:** Supports communication speeds from **50 bps to 230.4 Kbps**, suitable for a wide variety of serial communication applications. - **Advanced Data Control:** Incorporates **MOXA’s ADDC™ (Automatic Data Direction Control)** technology for RS-485 communication, eliminating the need for manual RTS signal control and ensuring smooth half-duplex data transmission. - **Flexible Communication Parameters:** Configurable for **5, 6, 7, or 8 data bits**, **1, 1.5, or 2 stop bits**, and **none, even, odd, space, or mark parity**. - **Industrial-Grade Reliability:** Designed for continuous operation in demanding environments with an operating temperature range of **0°C to 55°C** and humidity tolerance from **5% to 95% RH**. - **Compact Design:** Board dimensions of **120 mm (W) x 100 mm (D)** allow easy installation in standard PCI slots. - **Comprehensive Software Support:** Includes a **MOXA Software CD** with drivers and utilities for configuration and diagnostics.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Dual RS‑422/485 Ports:** Two independent serial ports supporting both RS‑422 and RS‑485 communication standards. - **Universal PCI Compatibility:** Fully compliant with 32‑bit Universal PCI (3.3 V and 5 V) and PCI‑X slots, ensuring compatibility with modern and legacy systems. - **High Data Throughput:** Supports data rates up to **921.6 kbps**, enabling fast and stable data transmission for industrial devices. - **Long‑Distance Communication:** Capable of transmitting data up to **1.2 km** over RS‑422/485 lines, suitable for distributed control and data acquisition systems. - **Automatic Data Direction Control (ADDC®):** On‑chip automatic control of RS‑485 data direction eliminates the need for manual RTS signal handling, simplifying software development. - **Turbo Serial Engine™:** Proprietary Moxa chip providing 128‑byte FIFO, on‑chip software flow control, and burst data mode for optimized performance. - **Electrical Isolation (CP‑132UL‑I):** 2 kV isolation between the board and connected devices to protect against voltage surges and ground potential differences. - **Embedded Surge Protection:** 16 kV ESD protection ensures robust operation in electrically noisy industrial environments. - **Low Profile Form Factor:** MD1 low‑profile design (64.4 × 120 mm) fits compact and small‑form‑factor PCs. - **Wide Temperature Range:** Available in standard (0 – 55 °C) and wide‑temperature (‑40 – 85 °C) models for harsh environments. - **Comprehensive OS Support:** Drivers available for Windows, Linux, and Unix‑like systems, including embedded and real‑time variants. - **High Reliability:** MTBF of over 1.6 million hours (Telcordia standard), ensuring long‑term operational stability.

Manufacturer: Moxa

Category: RS485 / RS422 2-Ports

- **Dual Output Configuration:** Converts one DB25 male connector into two DB9 male connectors, enabling simultaneous connection of two serial devices to a single port or interface. - **Compact Length (0.15 m):** Short cable design minimizes signal loss and electromagnetic interference, ideal for confined installation environments. - **High-Quality Construction:** Precision-molded connectors and shielded cable ensure stable data transmission and long-term durability. - **Industrial Compatibility:** Designed for use with JS Automation systems and other industrial communication devices requiring DB25-to-DB9 interfacing. - **Plug-and-Play Operation:** No external power or drivers required; supports standard serial communication protocols. - **Versatile Application:** Suitable for RS-232, RS-422, and RS-485 serial communication setups, depending on system configuration. - **Durable Connector Housing:** Nickel-plated or die-cast metal shells provide mechanical strength and EMI protection. - **Secure Connection:** Screw-lock mechanisms on DB connectors ensure vibration-resistant attachment in industrial environments. - **Signal Integrity:** Twisted-pair wiring and full shielding minimize crosstalk and maintain reliable data transmission. - **Universal Compatibility:** Works with a wide range of industrial controllers, PLCs, CNC machines, and legacy computer systems.

Manufacturer: JS Automation

Category: RS485 / RS422 2-Ports

- **Dual-Port Serial Interface:** Provides two independent RS-422/485 communication ports, enabling simultaneous multi-device connectivity. - **Surge and ESD Protection:** Built-in **600W surge protection** and **15kV ESD protection** safeguard connected equipment and the host system from transient voltage spikes and electrostatic discharge. - **High-Speed Data Transmission:** Supports baud rates up to **921.6 Kbps**, ensuring fast and reliable data exchange for industrial communication protocols. - **Advanced UART Controller:** Equipped with a **16C1050 UART** featuring **256-byte onboard FIFO** for efficient data buffering and reduced CPU overhead during high-speed communication. - **Mini PCIe 1.1 Interface:** Fully compliant with the **mini PCI Express 1.1** standard, ensuring compatibility with a wide range of embedded and industrial computing platforms. - **Wide Operating Temperature Range:** Designed for rugged environments, the module operates reliably between **-30°C and +75°C**, suitable for both indoor and outdoor industrial applications. - **Compact Design:** The mini PCIe form factor allows integration into space-constrained systems such as embedded PCs, industrial gateways, and automation controllers. - **Flexible Connectivity:** Includes **two 2x5-pin headers** with **DB9 male connectors (10 cm cables)** for easy connection to external serial devices. - **Industrial-Grade Reliability:** Built for continuous operation in mission-critical applications, with robust electrical isolation and surge suppression.

Manufacturer: No category

Category: RS485 / RS422 2-Ports

- **Dual Isolated Serial Ports:** Two independent RS422/RS485 ports with galvanic ground isolation for noise immunity and protection against ground loops. - **Auto Data Direction Control (ADDC):** Built-in automatic data direction control for RS485 half-duplex communication, eliminating the need for manual RTS signal management. - **Flexible Interface Configuration:** Each port can be configured individually for RS422 (full-duplex) or RS485 (half-duplex) operation via DIP switches. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115,200 bps (standard 1.8432 MHz crystal) or up to 921.6 kbps with optional 14.7456 MHz crystal. - **16550A UART Compatibility:** Each port includes a 16-byte transmit and receive FIFO buffer, reducing CPU interrupt load and improving throughput. - **Plug & Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1, supporting automatic resource allocation (I/O address and IRQ) by the system BIOS. - **IRQ Sharing Capability:** Supports shared interrupt operation for multi-card systems. - **Ground Isolation:** Each port is electrically isolated to prevent damage from voltage differences between devices. - **Surge Protection (optional):** The P422IS variant includes additional surge suppression circuitry for harsh environments. - **Multi-OS Driver Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **Compact PCI Form Factor:** Standard 5V 33 MHz PCI slot compatibility; up to four cards can be installed per system. - **Industrial Reliability:** Designed for continuous operation in industrial control, automation, and data acquisition systems.

Manufacturer: Rayon

Category: RS485 / RS422 2-Ports

- **Dual-Port RS422/RS485 Interface:** Two independent serial ports supporting RS422 or RS485 communication modes, selectable via DIP switches. - **Automatic Data Direction Control (ADDC):** Enables seamless half-duplex RS485 communication without manual RTS control. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115,200 bps (standard 1.8432 MHz crystal) or up to 921.6 kbps with optional 14.7456 MHz crystal. - **16550A UART Compatibility:** Each port includes a 16-byte transmit and receive FIFO buffer for efficient data handling and reduced CPU load. - **Plug & Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1, with automatic IRQ and I/O address assignment by the PCI BIOS. - **Shared IRQ Support:** Allows multiple PCI cards to share a single interrupt line, optimizing system resource usage. - **Multi-OS Driver Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **Compact Design:** Standard PCI form factor with dimensions of 122 mm × 86 mm. - **Industrial Reliability:** Designed for robust serial communication in industrial control, automation, and data acquisition systems. - **Multiple Card Support:** Up to four P422N cards can be installed in a single system, providing up to eight serial ports. - **Flexible Configuration:** DIP switches and jumpers allow selection of card number, interface type (RS422/RS485), and termination resistors.

Manufacturer: Rayon

Category: RS485 / RS422 2-Ports

- **Dual Serial Ports:** Provides two independent RS-422/RS-485 communication channels for flexible serial connectivity. - **PCI Express Interface:** Compliant with PCIe standards, ensuring high-speed data transfer and compatibility with modern industrial PCs and servers. - **Low-Profile Design:** Compact form factor suitable for space-constrained enclosures and embedded systems; includes low-profile bracket for installation flexibility. - **Enhanced Protection:** - **ESD Protection:** ±15 kV (air discharge) and ±8 kV (contact discharge) per IEC 61000-4-2 standards. - **Surge Protection:** ±6 kV surge protection per IEC 61000-4-5, safeguarding connected devices and communication lines. - **High-Speed Communication:** Supports data rates up to **921.6 kbps**, ensuring fast and reliable serial data transmission. - **Large FIFO Buffer:** 128-byte FIFO per port for efficient data handling and reduced CPU load during high-speed communication. - **Single Power Requirement:** Operates on **3.3 V DC** supplied directly from 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**. - **Connector Type:** Equipped with a **DB44 male D-sub connector**, providing a compact and robust interface for serial connections. - **Industrial Reliability:** Built with high-quality components and conformal coating options for enhanced durability in vibration, dust, and temperature extremes.

Manufacturer: Rayon

Category: RS485 / RS422 2-Ports

- **Dual-Port Serial Interface:** Provides two independent RS-422/RS-485 serial communication ports, enabling simultaneous multi-channel data exchange. - **PCI Express Interface:** Fully compliant with PCI Express standards, ensuring high-speed data throughput and compatibility with modern industrial PCs and embedded systems. - **Low-Profile Design:** Compact form factor suitable for space-constrained systems, including small form factor industrial PCs and embedded controllers. - **High Isolation Protection:** 3 kV galvanic isolation between communication channels and the host system, preventing ground loops and protecting against electrical surges. - **Surge Protection:** Built-in 6 kV surge protection on communication lines, ensuring reliable operation in electrically noisy environments. - **ESD Protection:** Enhanced electrostatic discharge protection rated at 15 kV (air) and 8 kV (contact), safeguarding the card and connected devices from static discharge damage. - **High-Speed Data Transmission:** Supports baud rates up to 921.6 kBd, allowing for fast and efficient serial communication. - **Large FIFO Buffer:** 128-byte FIFO buffer per port for smooth data handling and reduced CPU load during high-speed communication. - **Single Power Requirement:** Operates solely on 3.3 V DC from the PCIe bus, eliminating the need for external power supplies. - **Wide Operating Temperature Range:** Designed for industrial environments with an extended temperature range from -40°C to +75°C. - **DB44 Male Connector:** Utilizes a single DB44 male D-sub connector for both serial ports, simplifying cabling and installation. - **Industrial Reliability:** Built for continuous operation in demanding conditions, ensuring long-term stability and minimal downtime.

Manufacturer: Rayon

Category: RS485 / RS422 2-Ports

- **Dual RS422 Ports:** Provides two independent RS422 serial communication channels via RJ45 connectors. - **PCI Plug & Play Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1, supporting automatic resource assignment (I/O address, IRQ) by system BIOS. - **High-Speed Data Transmission:** Supports baud rates up to 115.2 Kbps (standard 1.8432 MHz crystal) or up to 921.6 Kbps with optional 14.7456 MHz crystal. - **16C550A-Compatible UARTs:** Each port includes a 16-byte transmit and receive FIFO buffer, reducing CPU interrupt load and improving system throughput. - **Hardware and Software Flow Control:** Supports both RTS/CTS and XON/XOFF flow control mechanisms. - **Industrial-Grade RS422 Interface:** Differential signaling for noise immunity and long-distance communication. - **RJ45 Connector Interface:** Compact and modular connector design for easy cabling and integration. - **Jumper-Selectable Termination:** Each port includes a jumper to enable or disable 120 Ω termination resistors for proper line impedance matching. - **Multi-OS Driver Support:** Compatible with Windows 95/98/Me, Windows NT, Windows 2000/XP, DOS, Linux, and SCO OpenServer. - **IRQ Sharing Capability:** Supports shared interrupt operation for multiple PCI cards in the same system. - **Universal PCI Voltage Support:** Operates in both 5V and 3.3V PCI slots (universal PCI design). - **Compact and Reliable Design:** Built with high-quality components for industrial and embedded system environments.

Manufacturer: Rayon

Category: RS485 / RS422 2-Ports

- **Dual Isolated Serial Ports:** Two independent RS422/RS485 ports with galvanic ground isolation to prevent ground loops and electrical interference. - **Flexible Interface Selection:** Each port can be configured individually for RS422 or RS485 operation via DIP switch settings. - **Automatic Data Direction Control (ADDC):** Built-in auto-direction control for RS485 communication eliminates the need for manual RTS signal handling, ensuring seamless half-duplex operation. - **High Compatibility:** Fully compatible with 16550A UART architecture, supporting standard serial communication software and drivers. - **Plug-and-Play PCI Configuration:** Automatic IRQ and I/O address assignment by PCI BIOS; no manual configuration required. - **Shared IRQ Support:** Allows multiple PCI cards to share a single interrupt, optimizing system resource usage. - **Wide OS Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP/2003, Linux, and SCO OpenServer. - **Industrial Reliability:** Designed for industrial control applications requiring stable, noise-immune serial communication. - **Compact PCI Form Factor:** Fits standard 5V 33MHz PCI slots; up to four cards can be installed per system. - **Surge and Isolation Options:** The UP422I provides isolation; related models (UP422S, UP422IS) add surge protection or combined isolation and surge protection.

Manufacturer: Rayon

Category: RS485 / RS422 2-Ports

- **Dual-Port Serial Communication:** Provides two independent serial ports on a single PCIe interface card. - **Multi-Protocol Support:** Each port can be individually configured as RS232, RS422, or RS485 using onboard DIP switches. - **Flexible Configuration:** Hardware-level DIP switch selection allows quick and reliable mode switching without software reconfiguration. - **High Compatibility:** Fully compatible with PCI Express bus architecture and automatically configured by the system BIOS for I/O, memory, and IRQ mapping. - **Controller Chipset:** Integrated Moschip MCS9922 serial communication controller ensures stable performance and broad driver support. - **Baud Rate Range:** Supports communication speeds from 50 bps up to 115,200 bps per port. - **Connector Type:** Two DB9 male connectors for direct connection to serial devices. - **Plug & Play Installation:** Automatic resource allocation by PCI BIOS simplifies installation and setup. - **Operating System Support:** Compatible with Windows 2000, XP, Vista, Windows 7, Linux, and other operating systems. - **Industrial-Grade Design:** Suitable for industrial control environments with robust operating temperature and humidity ranges. - **Optional Low-Profile Bracket:** Available for compact or small-form-factor PC enclosures. - **ADDC (Automatic Data Direction Control):** Supported in RS485 mode for efficient half-duplex communication. - **High Reliability:** Designed for continuous operation in demanding environments.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port

- **Dual-Port PCIe Serial Interface:** Provides two independent serial communication ports on a single PCIe card. - **Selectable Communication Modes:** Each port can be individually configured as RS232, RS422, or RS485 using DIP switches, allowing mixed-mode operation. - **Ground Isolation:** Each port is galvanically isolated to prevent ground loops and protect connected devices from electrical interference. - **High Compatibility:** Fully compatible with PCI Express bus architecture and recognized automatically by the system BIOS for I/O, memory, and IRQ mapping. - **Flexible Baud Rate Support:** Each port supports baud rates from 50 bps up to 115,200 bps, suitable for a wide range of serial communication devices. - **ADDC (Automatic Data Direction Control) for RS485:** Enables automatic control of data direction in RS485 mode, simplifying half-duplex communication. - **Plug-and-Play Installation:** The card is automatically detected and configured by the PCI BIOS, minimizing manual setup. - **Industrial-Grade Design:** Built for industrial control applications requiring stable, isolated serial communication. - **Operating System Support:** Compatible with Windows 2000, XP, Vista, Windows 7, and Linux distributions. - **Compact Form Factor:** Standard PCIe card size with optional low-profile bracket for small form factor systems. - **Durable Construction:** Manufactured with high-quality materials for long-term reliability in demanding environments.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port

- **Multi-Protocol Serial Interface:** Supports RS232, RS422, and RS485 communication standards on a single port, selectable via DIP switch. - **Ground Isolation:** Each port is galvanically isolated to prevent ground loops and protect connected equipment from electrical interference. - **High Compatibility:** Fully compatible with PCI bus architecture and compliant with PCI Plug & Play specifications. - **Advanced UART Controller:** Equipped with an ASIX MCS9865-compatible 16950A UART chip, supporting high-speed data transfer rates from 50 bps up to 230,400 bps. - **Flexible Configuration:** I/O address mapping, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS, simplifying installation and configuration. - **Dual Connector Option:** Features two DB9 male connectors for flexible cabling and connectivity options. - **Low Profile Option:** Optional low-profile bracket available for compact or space-constrained systems. - **Operating System Support:** Compatible with Windows 7, Windows 2000, Windows XP, Windows Vista, Linux, and SCO Unix environments. - **Single Voltage Operation:** Designed for 5V PCI slots only, ensuring stable operation in standard desktop and industrial PCs. - **Compact Form Factor:** Small footprint (75 mm x 90 mm) suitable for embedded and industrial PC installations.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port

- **Single-Port Multi-Protocol Serial Interface:** Supports RS-232, RS-422, and RS-485 communication standards on a single port, selectable via DIP switch. - **Electrical Isolation:** Provides galvanic isolation between the PCI bus and the serial interface, protecting host systems from voltage spikes, ground loops, and electrical noise. - **High Compatibility:** Fully compatible with the **ASIX MCS9865** chipset and **16950A UART** architecture, ensuring stable operation and broad driver support. - **Flexible Baud Rate Range:** Supports data rates from **50 bps up to 230,400 bps**, accommodating both low-speed and high-speed serial communication requirements. - **Plug & Play PCI Interface:** Automatic I/O, memory, and IRQ resource assignment via PCI BIOS, simplifying installation and configuration. - **Dual Connector Option:** Equipped with **two DB9 male connectors**, providing flexible cabling and connection options for various serial devices. - **Low Profile Bracket Option:** Available with optional low-profile brackets for compact or space-constrained PC enclosures. - **Operating System Support:** Compatible with **Windows 2000, XP, Vista, Windows 7, Linux, and SCO UNIX**, ensuring cross-platform deployment. - **Single Voltage Operation:** Designed for **5V-only PCI slots**, ensuring stable operation in standard PCI environments. - **Compact Form Factor:** Small PCB footprint of **75 mm x 90 mm**, suitable for integration into standard and industrial PCs.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port

- **Dual-Port Serial Communication:** Two independent serial ports per card, each configurable as RS232, RS422, or RS485. - **Mixed Mode Configuration:** Each port can be individually set to a different communication standard via DIP switch, allowing flexible deployment in mixed environments. - **Ground Isolation:** Each port is ground-isolated to prevent electrical interference and protect connected devices. - **High Compatibility:** Fully compatible with PCI or PCIe bus architecture, depending on model. - **Plug & Play Operation:** Automatic I/O, memory, and IRQ resource assignment by PCI BIOS ensures easy installation without manual configuration. - **High-Speed Data Transfer:** Supports baud rates from 50 bps up to 230,400 bps (AP112) or 115,200 bps (A112 variant). - **Advanced Chipset:** - **AP112:** ASIX MCS9865-compatible 16950a UART controller. - **A112:** MosChip MCS9922 serial communication controller. - **ADDC Functionality (RS485):** Automatic Data Direction Control (ADDC) for RS485 mode ensures reliable half-duplex communication without software flow control. - **Operating System Support:** Compatible with Windows 2000, XP, Vista, Windows 7, and Linux distributions. - **Industrial-Grade Design:** Designed for continuous operation in industrial environments with wide temperature and humidity tolerance. - **Compact Dimensions:** - AP112: 100 × 97 mm - A112: 75 × 90 mm - **Connector Type:** Two DB9 male connectors for direct serial device connection. - **Optional Accessories:** Low-profile brackets available upon request for compact chassis installations. - **Single Voltage Operation:** 5V-only power requirement simplifies integration into standard PCI systems.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port

- **Dual-Port Serial Communication:** Provides two independent serial communication ports on a single PCI or PCIe card. - **Ground Isolation:** Each port is galvanically isolated to prevent ground loops and electrical interference, ensuring stable operation in industrial environments. - **Multi-Protocol Support:** Each port can be individually configured for RS232, RS422, or RS485 operation via onboard DIP switches. - **Flexible Configuration:** DIP switch selection allows quick and easy reconfiguration without software intervention. - **High Compatibility:** Fully compatible with standard PCI or PCI Express bus slots, depending on model variant. - **Plug & Play Installation:** Automatic I/O address, memory mapping, and IRQ assignment by the PCI BIOS. - **High-Performance UART:** Each port uses an ASIX-compatible 16950A UART (MCS9865 or MCS9922 controller), supporting advanced buffering and high-speed data transfer. - **Baud Rate Range:** Supports communication speeds from 50 bps up to 115,200 bps (AP112-I) or up to 230,400 bps (depending on chipset configuration). - **ADDC (Automatic Data Direction Control):** Supported in RS485 mode for automatic transmit/receive switching, simplifying half-duplex communication. - **Industrial-Grade Design:** Designed for robust operation in industrial control systems, automation, and data acquisition environments. - **Operating System Support:** Compatible with Windows 2000, XP, Vista, Windows 7, and Linux distributions. - **Compact Form Factor:** Standard PCI/PCIe card dimensions (100 mm × 97 mm) suitable for standard and low-profile enclosures. - **Optional Accessories:** Low-profile brackets available upon request for compact system integration.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port

- **Dual-Port PCI Serial Interface:** Provides two independent serial communication ports—one fixed RS232 and one configurable isolated port supporting RS232, RS422, or RS485 modes. - **Ground Isolation:** The first port features galvanic isolation to protect connected devices from ground loops, voltage spikes, and electrical noise, ensuring stable operation in industrial environments. - **Configurable Communication Modes:** Port 1 can be easily switched between RS232, RS422, and RS485 modes using an onboard DIP switch, allowing flexible deployment across various serial communication standards. - **High Compatibility:** Fully compatible with PCI 2.2 specifications and supports both 5V and 3.3V PCI bus slots, ensuring broad compatibility with legacy and modern PC architectures. - **ASIX MCS9865 Controller:** Each port is driven by an ASIX MCS9865 UART controller, providing advanced serial communication capabilities, high data integrity, and compatibility with standard 16950A UART features. - **Wide Baud Rate Range:** Supports baud rates from 50 bps up to 115,200 bps, suitable for a wide range of serial communication devices and protocols. - **Plug & Play Configuration:** I/O address, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS, simplifying installation and eliminating resource conflicts. - **Operating System Support:** Compatible with major operating systems including Windows 2000, XP, Vista, Windows 7/8, and Linux distributions, ensuring broad software integration. - **Industrial-Grade Design:** Designed for industrial control and automation systems, featuring robust construction, wide operating temperature range, and high humidity tolerance. - **Compact Form Factor:** Standard PCI card dimensions (100 × 97 mm) with optional low-profile brackets available upon request for compact system integration.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port

- **Dual-Port Serial Interface:** Provides two independent serial communication channels configurable as RS-232, RS-422, or RS-485. - **High-Speed Data Transmission:** Supports baud rates up to **921.6 kBd**, ensuring compatibility with a wide range of industrial and commercial serial devices. - **Electrical Isolation:** Features **3 kV isolation** between ports and host system, protecting equipment and data integrity in electrically noisy environments. - **Enhanced ESD Protection:** Offers **15 kV air discharge** and **8 kV contact discharge** protection, ensuring long-term reliability and resistance to electrostatic events. - **Low-Profile PCIe Form Factor:** Designed for compact industrial PCs and embedded systems, compatible with both standard and low-profile PCIe slots. - **Single Power Requirement:** Operates solely from the **3.3 V DC** power supplied by the PCIe bus, eliminating the need for external power sources. - **Wide Operating Temperature Range:** Rated for **-40°C to +75°C**, suitable for harsh industrial and outdoor environments. - **High Buffer Capacity:** Equipped with **128-byte FIFO buffers** per port for efficient data handling and reduced CPU overhead. - **Universal Serial Configuration:** Each port can be independently configured for RS-232, RS-422, or RS-485 operation, providing maximum flexibility. - **Compact Connector Interface:** Utilizes a **DB44 male D-sub connector** for all serial channels, simplifying cabling and reducing panel space.

Manufacturer: Rayon

Category: RS485 / RS422 1-2-Port