- **Dual Interface Support:** Compatible with both PS/2 and USB server connections, providing maximum flexibility for mixed environments. - **16-Port Configuration:** Allows direct control of up to 16 servers from a single console. - **Industrial-Grade Construction:** Built to military-industrial standards for enhanced durability and reliability in demanding environments. - **Integrated OSD (On-Screen Display):** Provides intuitive graphical interface for server selection, configuration, and management. - **High Video Bandwidth:** Supports up to 200 MHz video bandwidth for clear, high-resolution VGA output. - **Daisy Chain Expansion:** Expandable up to 128 servers using K301 daisy chain cables without occupying additional server ports. - **Auto Scan Mode:** Configurable scan interval from 5 to 99 seconds for continuous monitoring of connected servers. - **Hot-Pluggable Design:** Servers can be added or removed without powering down the KVM switch or connected systems. - **Multiple Control Methods:** Server selection via front-panel push buttons, keyboard hotkeys, or OSD menu. - **Password Protection:** Built-in security feature to restrict unauthorized access. - **Server Naming Function:** Allows custom naming of connected servers for easy identification. - **LED Status Indicators:** Front-panel LEDs display active channel and connection status. - **Audible Feedback:** Integrated buzzer provides confirmation sound when switching between servers. - **Keyboard State Retention:** Maintains keyboard status (e.g., Num Lock, Caps Lock) when switching between servers. - **No Software Required:** Hardware-based switching eliminates the need for additional software installation. - **External Power Supply:** Operates with a 12V DC, 1A external adapter for stable power delivery.

Manufacturer: Rayon

Category: Professional Accessories

- **16-Port PS/2 KVM Switch:** Supports direct connection to up to 16 servers or computers using PS/2 interfaces for keyboard and mouse control. - **Industrial-Grade Design:** Built with military-grade manufacturing standards for durability and reliability in demanding environments. - **Integrated OSD (On-Screen Display):** Provides intuitive graphical interface for server selection, configuration, and management. - **High Video Bandwidth:** Supports up to **200 MHz** video bandwidth, ensuring clear, high-resolution video output without signal degradation. - **Daisy Chain Expansion:** Allows cascading of multiple KVM units (using K301 cable) to control up to **128 servers** from a single console. - **Auto Scan Mode:** Configurable scan interval between **5 to 99 seconds** for automatic sequential monitoring of connected servers. - **LED Display Indicators:** Front-panel LEDs indicate active and selected ports for quick visual status monitoring. - **Hot-Pluggable Design:** Enables adding or removing servers without powering down the KVM switch or connected systems. - **Password Protection:** Built-in security feature to restrict unauthorized access to the KVM system. - **Server Naming Function:** Allows custom naming of each connected server for easier identification in the OSD menu. - **Multiple Control Methods:** Server selection via **front-panel push buttons**, **keyboard hotkeys**, or **OSD menu**. - **Keyboard State Retention:** Automatically restores keyboard status when switching between servers. - **Audible Feedback:** Integrated buzzer provides confirmation sound when switching between servers. - **No Software Required:** Hardware-based switching and management—no drivers or software installation necessary. - **Compact Form Factor:** Designed for rack or desktop installation with efficient space utilization.

Manufacturer: Rayon

Category: Professional Accessories

- **8-Port Combo KVM Switch:** Supports up to eight servers or computers through a single console (keyboard, monitor, and mouse). - **Dual Interface Compatibility:** Compatible with both PS/2 and USB server connections using dedicated cables (K103 for PS/2, K102 for USB). - **Integrated OSD (On-Screen Display):** Built-in OSD interface for intuitive server selection, configuration, and management. - **High Video Bandwidth:** Provides superior video quality with up to 200 MHz bandwidth, ensuring clear and stable VGA output. - **Daisy Chain Expansion:** Supports cascading up to 128 servers using K301 daisy chain cables, enabling scalable system expansion without occupying additional server ports. - **Industrial-Grade Construction:** Manufactured to military industrial-grade standards for enhanced durability and reliability in demanding environments. - **Password Protection:** Built-in security feature allows password protection and server naming for controlled access. - **Hot-Pluggable Design:** Enables adding or removing servers without system downtime or rebooting. - **Multiple Control Methods:** Server selection via front-panel push buttons, keyboard hotkeys, or OSD menu. - **Auto Scan Mode:** Configurable auto-scan interval (5–99 seconds) for continuous monitoring of connected servers. - **LED Status Indicators:** Front-panel LED display provides real-time port and connection status. - **Audible Feedback:** Integrated buzzer confirms server switching operations. - **Keyboard State Retention:** Automatically restores keyboard status when switching between servers. - **No Software Required:** Hardware-based switching eliminates the need for additional software installation.

Manufacturer: Rayon

Category: Professional Accessories

- **8-Port PS/2 KVM Switching:** Enables control of up to eight PS/2 servers from a single console. - **Industrial-Grade Construction:** Manufactured to military industrial-grade standards for enhanced durability and reliability in harsh environments. - **Integrated OSD (On-Screen Display):** Built-in OSD interface for intuitive server selection, configuration, and management. - **200 MHz Video Bandwidth:** Provides superior video quality and signal integrity, supporting high-resolution displays without degradation. - **Daisy Chain Expansion:** Supports cascading of multiple KVM units (up to 128 servers) using the K301 daisy-chain cable, without occupying additional server ports. - **Auto Scan Mode:** Configurable automatic scanning between connected servers with adjustable intervals from 5 to 99 seconds, ideal for monitoring multiple systems. - **LED Display Indicators:** Front-panel LED indicators provide real-time status monitoring of connected servers and active channels. - **Hot-Pluggable Design:** Allows servers to be added or removed without powering down the KVM switch or interrupting other connections. - **Password Protection:** Built-in security feature to restrict unauthorized access to the KVM system. - **Server Naming Function:** Supports custom server naming for easy identification within the OSD menu. - **Multiple Control Methods:** Server selection can be performed via front-panel push buttons, keyboard hotkeys, or the OSD interface. - **Keyboard State Retention:** Automatically restores keyboard status (e.g., Num Lock, Caps Lock, Scroll Lock) when switching between servers. - **Audible Feedback:** Integrated buzzer provides audible confirmation when switching between servers. - **No Software Required:** Hardware-based switching eliminates the need for additional software installation, simplifying deployment. - **External Power Supply:** Operates with a 12V DC, 1A external power adapter for stable and efficient power delivery.

Manufacturer: Rayon

Category: Professional Accessories

KVM over IP module, Rayon

Manufacturer: Rayon

Category: Professional Accessories

- **Connector Conversion:** Converts a DB25 female (25-pin) interface to a DB9 male (9-pin) interface. - **Compact Form Factor:** Miniature, low-profile design allows installation in tight spaces or directly on equipment ports without additional cabling. - **Passive Adapter:** No active electronic components; maintains direct pin-to-pin continuity for signal integrity. - **Durable Construction:** Metalized shell or nickel-plated housing provides mechanical strength and electromagnetic shielding. - **Universal Compatibility:** Complies with standard D-Sub connector dimensions and pin assignments, ensuring compatibility with RS-232, RS-422, and RS-485 serial communication systems. - **Ease of Use:** Plug-and-play design requires no configuration or external power. - **Corrosion Resistance:** Gold-plated or tin-plated contacts (depending on manufacturer variant) ensure long-term conductivity and resistance to oxidation. - **Secure Connection:** Precision-machined connectors with threaded jack screws for secure mating with corresponding D-Sub connectors. - **Signal Integrity:** Maintains low contact resistance and minimal signal loss across the interface. - **Versatile Application:** Suitable for computer serial ports, industrial controllers, instrumentation, and legacy communication equipment.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Dual Mirrored RS232 Ports:** Provides two DB9 male connectors that mirror a single COM port, allowing simultaneous connection to two RS232 devices in a poll-and-acknowledge (Poll & Ack) communication environment. - **Flexible Interface Configuration:** Each connector can be individually configured via DIP switches to operate as RS232, RS422, or RS485 (depending on model variant). The AP1T2-1 model specifically supports RS232 operation. - **ASIX MCS9865 Controller:** Utilizes the reliable and high-performance ASIX MCS9865 serial communication controller, ensuring stable data transmission and compatibility with a wide range of operating systems. - **Plug & Play PCI Interface:** Fully compliant with PCI bus standards, supporting automatic I/O, memory, and IRQ mapping assigned by the PCI BIOS. - **Broad OS Compatibility:** Supports multiple operating systems including Windows 2000, XP, Vista, Windows 7/8, Linux, and SCO Unix. - **Industrial-Grade Design:** Engineered for industrial control applications with robust construction, wide environmental tolerance, and stable performance under continuous operation. - **Compact Form Factor:** Standard PCI card dimensions (100 × 97 mm) with optional low-profile brackets available upon request. - **Single Voltage Operation:** Designed for 5V PCI slots, ensuring compatibility with legacy and industrial-grade motherboards. - **Ease of Configuration:** DIP switch settings allow quick interface selection and configuration without software intervention.

Manufacturer: Rayon

Category: Sharer/Converter 1-2 Ports

- **Dual-Port Shared Design:** Two COM ports share a single RS232 interface, enabling one port to operate as the main communication channel while the second port monitors the same data stream. - **Configurable Interface:** Each port can be independently configured via DIP switches to operate as RS232, RS422, or RS485 (depending on model variant: AP2T1-I/1, AP2T1-I/2, or AP2T1-I/3). - **High Compatibility:** Fully compatible with 5V or 3.3V PCI bus slots, ensuring broad system integration across legacy and modern PCs. - **Plug & Play Operation:** Automatic I/O, memory, and IRQ mapping assigned by the PCI BIOS simplifies installation and configuration. - **Flexible Baud Rate:** Supports communication speeds from 50 to 115,200 bps, suitable for a wide range of serial devices. - **Industrial-Grade Reliability:** Designed for continuous operation in industrial environments with wide temperature and humidity tolerance. - **Operating System Support:** Compatible with Windows 2000, XP, Vista, Windows 7/8, Linux, and other operating systems. - **Compact Form Factor:** Standard PCI bracket with optional low-profile bracket available upon request. - **Single Voltage Operation:** Operates exclusively on 5V PCI power, ensuring stable performance in standard PCI slots. - **ASIX MCS9865 Controller:** Utilizes the reliable ASIX MCS9865 serial communication controller for stable and efficient data handling.

Manufacturer: Rayon

Category: Sharer/Converter 1-2 Ports

- **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

- **Dual Mirror Port Design:** Shares one logical COM port across two physical connectors, enabling simultaneous connection for polling and acknowledgment (Poll & Ack) environments. - **Multi-Interface Support:** Each connector can be independently configured via DIP switch to operate as RS232, RS422, or RS485, offering maximum flexibility for diverse serial communication requirements. - **High Compatibility:** Fully compatible with standard PCI bus architecture (5V or 3.3V slots) and compliant with PCI Plug & Play specifications. - **Advanced Serial Controller:** Utilizes the ASIX MCS9865 serial communication controller, providing reliable performance and compatibility with legacy and modern systems. - **Configurable Baud Rate:** Supports data transmission speeds from 50 bps up to 115,200 bps, suitable for a wide range of industrial and commercial serial communication applications. - **Automatic Resource Allocation:** I/O address, memory mapping, and IRQ assignments are automatically managed by the PCI BIOS, simplifying installation and configuration. - **Operating System Support:** Compatible with Windows 2000, XP, Vista, Windows 7/8, Linux, and other operating systems. - **Industrial-Grade Design:** Designed for stable operation in industrial environments, with wide temperature and humidity tolerance. - **Compact Form Factor:** Standard PCI card dimensions (100 × 97 mm), with optional low-profile brackets available upon request.

Manufacturer: Rayon

Category: Sharer/Converter 1-2 Ports

- **Multi-Protocol Serial Interface:** Supports **RS232, RS422, and RS485** communication standards, selectable per port via DIP switch. - **Shared Port Architecture:** Two DB9 male connectors share a single COM port, enabling **Poll & Acknowledge (Poll & Ack)** communication environments. - **Flexible Configuration:** Each connector can independently be configured for RS232, RS422, or RS485 operation. - **High Compatibility:** Fully compatible with **Windows 2000, XP, Vista, Windows 7/8**, and **Linux** operating systems. - **Plug & Play PCI Interface:** Automatic I/O, memory, and IRQ mapping assigned by the PCI BIOS for simplified installation. - **High-Speed Communication:** Supports baud rates from **50 to 115,200 bps**. - **Industrial-Grade Design:** Suitable for industrial control systems, automation equipment, and embedded PC applications. - **Compact Form Factor:** Standard PCI card dimensions with optional low-profile bracket for space-constrained systems. - **Reliable Chipset:** Built around the **ASIX MCS9865** serial communication controller, ensuring stable and efficient data transmission. - **Single Voltage Operation:** Designed for **5V PCI bus slots only**, ensuring electrical stability and compatibility with standard PCI systems.

Manufacturer: Rayon

Category: Sharer/Converter 1-2 Ports

- **Single-Port RS422/RS485 Interface:** Provides one serial communication port configurable as RS422 or RS485 through DIP switch selection. - **Ground Isolation:** Each port is galvanically isolated to prevent ground loops and electrical interference, ensuring reliable operation in industrial environments. - **High-Speed Communication:** Supports baud rates from 50 bps up to 230,400 bps (software programmable). - **Advanced UART Controller:** Each port uses a 16950A-compatible ASIX MCS9865 chip, offering 128-byte transmit and receive FIFOs for efficient data buffering and reduced CPU load. - **Plug & Play PCI Configuration:** I/O mapping, memory mapping, and IRQ assignment are automatically handled by the PCI BIOS, simplifying installation and avoiding resource conflicts. - **Flexible Interface Selection:** DIP switches allow per-port configuration between RS422 and RS485 modes. - **Dual DB9 Male Connectors:** Provides two DB9 male connectors for easy connection to external serial devices. - **Low Profile Option:** Optional low-profile brackets available for compact or embedded PC chassis. - **Operating System Support:** Compatible with Windows 2000, XP, 2003, Vista, Windows 7, Linux, and SCO UNIX. - **Single Voltage Operation:** Operates exclusively on 5V PCI bus power. - **Compact Design:** PCB dimensions of 100 mm × 97 mm. - **Industrial Reliability:** Designed with Rayon’s robust PCB layout and isolation technology for long-term stability in harsh environments.

Manufacturer: Rayon

Category: RS485 / RS422 2-Ports

- **Dual Mirror Port Design:** Shares a single COM port across two physical connectors, enabling mirrored communication for **poll-and-acknowledge (Poll & Ack)** environments. This allows two devices to share the same communication channel efficiently. - **Multi-Interface Support:** Each connector can be independently configured as **RS232**, **RS422**, or **RS485** via onboard **DIP switches**, providing exceptional flexibility for diverse serial communication requirements. - **High Compatibility:** Fully compatible with **Windows 2000, XP, Vista, Windows 7/8**, and **Linux** operating systems. The card supports plug-and-play installation with automatic resource assignment by the PCI BIOS. - **Advanced Serial Controller:** Utilizes the **ASIX MCS9865** serial communication controller, offering robust performance and compatibility with standard UART 16950A features. - **Flexible Configuration:** I/O, memory, and IRQ mappings are automatically assigned by the **PCI BIOS**, simplifying installation and reducing configuration complexity. - **Industrial-Grade Design:** Built for **industrial control applications**, the AP1T2-2 operates reliably in environments with temperatures from **0°C to 55°C** and humidity levels up to **95% RH**. - **Dual DB9 Connectors:** Equipped with **two DB9 male connectors**, providing standard serial connectivity for industrial and automation devices. - **Low Profile Option:** Optional **low-profile brackets** are available for compact or space-constrained system enclosures. - **Single Voltage Operation:** Designed for **5V PCI slots only**, ensuring stable operation in legacy and industrial PC systems.

Manufacturer: Rayon

Category: Sharer/Converter 1-2 Ports

- **Single-Port Shared Design:** Provides one logical COM port shared across two physical DB9 connectors, enabling Poll & Acknowledge (Poll & Ack) communication environments. - **Flexible Interface Configuration:** Each connector can be independently configured for RS422 or RS485 operation using onboard DIP switches. - **High Compatibility:** Fully compatible with PCI bus systems operating at 5V. The card is recognized automatically by the PCI BIOS, which assigns I/O, memory, and IRQ resources dynamically. - **ASIX MCS9865 Controller:** Utilizes the reliable and high-performance ASIX MCS9865 serial communication controller, ensuring stable data transmission and broad driver support. - **Wide OS Support:** Compatible with multiple operating systems including Windows 2000, XP, Vista, Windows 7/8, and Linux distributions. - **Industrial-Grade Design:** Designed for industrial control applications requiring robust and stable serial communication. - **Compact Form Factor:** Standard PCI card dimensions (75 × 90 mm) with optional low-profile brackets available upon request. - **Plug & Play Configuration:** Automatic resource allocation via PCI BIOS simplifies installation and reduces configuration complexity. - **Single Voltage Operation:** Operates exclusively on 5V PCI slots, ensuring compatibility with legacy and industrial-grade systems.

Manufacturer: Rayon

Category: Sharer/Converter 1-2 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 RS232 Ports:** Two independent RS232 serial communication ports for connecting serial devices such as modems, terminals, or industrial controllers. - **16550A UART Compatibility:** Each port includes a 16-byte transmit and receive FIFO buffer, reducing CPU overhead and improving data throughput. - **Plug & Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1, with automatic resource assignment (I/O address and IRQ) by the PCI BIOS. - **Shared IRQ Support:** The card supports IRQ sharing, allowing multiple PCI devices to coexist efficiently. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115.2 Kbps (with 1.8432 MHz crystal) or up to 921.6 Kbps (with optional 14.7456 MHz crystal). - **Flexible Flow Control:** Supports both hardware (RTS/CTS) and software (Xon/Xoff) flow control mechanisms. - **Broad OS Compatibility:** Drivers available for DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **Compact Design:** Standard PCI form factor with dimensions of 140 mm x 102 mm, suitable for most desktop and industrial PC enclosures. - **Robust Construction:** Built with high-quality Rayon PCB materials ensuring durability and signal integrity. - **Universal PCI Voltage Support:** Operates in both 5V and 3.3V PCI slots (universal PCI compatibility).

Manufacturer: Rayon

Category: RS232 2-Ports PCI

- **Dual RS232 Serial Ports:** Two independent RS232 communication ports for serial device connectivity. - **Low Profile PCI Design:** Compact form factor (121 × 55 mm) suitable for small form factor PCs and industrial systems. - **Plug & Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1, supporting automatic resource assignment by BIOS. - **16C550 UART Compatibility:** Each port uses a 16C550-compatible UART with 16-byte transmit and receive FIFOs for efficient data handling. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115,200 bps (standard 1.8432 MHz crystal) or up to 921,600 bps with optional 14.7456 MHz crystal. - **Shared IRQ Support:** One sharable interrupt request (IRQ) mapping for both ports, reducing system resource usage. - **Flexible I/O Mapping:** Six 8-byte I/O address blocks automatically assigned by PCI BIOS. - **Wide OS Compatibility:** Supports DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **Universal PCI Voltage Support:** Operates in 5V or 3.3V PCI slots (33 MHz bus). - **Robust Construction:** Designed for industrial reliability and long-term operation. - **Rayon ASIC Controller:** Custom PCI controller ASIC ensures stable communication and full compliance with PCI bus standards.

Manufacturer: Rayon

Category: RS232 2-Ports PCI

- **Dual RS232 Ports:** Two independent serial ports per card, each configurable and isolated. - **Ground Isolation:** Each RS232 interface is electrically isolated to protect the host system from ground loops and electrical surges. - **ASIX MCS9865 Controller:** High-performance UART controller compatible with 16950A standard, supporting advanced buffering and high-speed data transfer. - **Configurable Baud Rate:** Each port supports baud rates from **50 bps to 230,400 bps**, suitable for a wide range of serial devices. - **Plug & Play PCI Interface:** Fully compliant with PCI specifications; I/O, memory, and IRQ resources are automatically assigned by the system BIOS. - **DIP Switch Configuration:** Each port can be individually configured using onboard DIP switches for flexible deployment. - **DB9 Male Connectors:** Standard 9-pin male connectors for direct connection to serial devices. - **Operating System Support:** Compatible with **Windows 2000, XP, Vista, 7, 8**, and **Linux** distributions. - **Industrial-Grade Design:** Designed for industrial control systems, automation, and embedded applications requiring robust serial communication. - **Low Profile Option:** Optional low-profile bracket available for compact or rack-mounted systems. - **Single Voltage Operation:** Operates on **5V PCI bus** only, ensuring stable performance in standard PCI slots. - **Ground-Isolated RS232 Interface:** Prevents electrical interference and protects the motherboard from voltage spikes. - **Wide Environmental Tolerance:** Operates in temperatures from 0°C to 55°C and humidity up to 95% RH.

Manufacturer: Rayon

Category: RS232 2-Ports PCI

- **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 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 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

- **Four Isolated Serial Ports:** Each port supports RS422 or RS485 communication, selectable via DIP switch. - **Electrical Isolation:** Each port is galvanically isolated to prevent ground loops and protect against electrical surges. - **Flexible Interface Configuration:** DIP switch selectable per port for RS422 (full-duplex) or RS485 (half-duplex) operation. - **ADDC (Auto Data Direction Control):** Automatic control of data direction in RS485 mode, eliminating the need for manual RTS signal handling. - **High Compatibility:** Fully compatible with 16550A UART standard, ensuring broad software and driver support. - **Plug & Play PCI Interface:** Automatic resource allocation (IRQ and I/O mapping) by PCI BIOS; no manual configuration required. - **Shared IRQ Support:** Multiple PCI cards can share a single interrupt line, optimizing system resource usage. - **Wide OS Support:** Drivers available for DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115,200 bps (standard crystal) or up to 921,600 bps (optional high-speed crystal). - **Robust Construction:** Designed for industrial and embedded PC environments requiring reliable multi-port serial communication. - **Included Cable:** A404 cable (DB37 female to 4×DB9 male) for direct connection to external serial devices.

Manufacturer: Rayon

Category: RS485 / RS422 4-Po

- **Multi‑Interface Support:** Provides four independent serial channels — three RS‑232 ports and one RS‑422 port — through RJ‑45 connectors. - **PCI Plug‑and‑Play Architecture:** Fully compliant with PCI Local Bus Specification Rev. 2.1. Automatic resource assignment (I/O address, IRQ) by BIOS; no manual configuration required. - **Intelligent Serial Controller:** Each port uses a 16C550A‑compatible UART with 16‑byte transmit and receive FIFOs, reducing CPU interrupts and improving throughput. - **High‑Speed Communication:** 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. - **Flexible Flow Control:** Hardware (RTS/CTS) and software (XON/XOFF) flow control supported. - **Universal PCI Voltage Support:** Operates in both 5 V and 3.3 V PCI slots (Universal PCI design). - **Compact RJ‑45 Connectivity:** RJ‑45 connectors simplify cabling and allow modular connection to external devices or patch panels. - **Driver Support for Multiple OS:** Compatible with Windows 95/98/Me, Windows NT, Windows 2000/XP, DOS, Linux, and SCO OpenServer. - **IRQ Sharing Capability:** Supports interrupt sharing among multiple PCI cards, enabling multi‑card installations. - **Industrial Reliability:** Designed for continuous operation in PC/AT industrial systems; optional isolation and surge protection available via external RS4232 isolation boxes. - **Expandable System Integration:** Multiple PCIPORT cards can coexist in one system, supporting up to 8 or 16 serial ports depending on configuration.

Manufacturer: Rayon

Category: RS232 4-Ports

- **Four Independent Serial Ports:** Two RS232 ports (Ports A and B) and two RS422/RS485 ports (Ports C and D), selectable via DIP switch and jumper configuration. - **High Compatibility:** Each port is 16550A UART compatible, ensuring compatibility with standard serial communication software and hardware. - **Flexible Interface Selection:** RS422/RS485 ports can be configured individually for either RS422 or RS485 operation using onboard jumpers (JP5). - **Automatic Data Direction Control (ADDC):** Built-in ADDC function for RS485 communication eliminates the need for manual RTS signal control. - **Plug & Play PCI Interface:** Fully compliant with PCI Local Bus Specification Rev. 2.1. All resource assignments (IRQ, I/O address) are automatically managed by the PCI BIOS. - **Shared IRQ Support:** Supports IRQ sharing among multiple PCI devices, simplifying system integration. - **High-Speed Communication:** Supports baud rates from 50 bps up to 115.2 Kbps (1.8432 MHz crystal) or up to 921.6 Kbps (14.7456 MHz crystal). - **Comprehensive OS Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **Multi-Card Support:** Up to two P924 cards can be installed in a single system, providing up to eight serial ports. - **Included Expansion Cable:** Comes with a DB37 female to 4×DB9 male connector cable (DB25 male version available upon request). - **Compact Design:** Dimensions of 122 mm × 101 mm, suitable for standard PCI slots.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 4-Ports PCI

- **Four Independent Serial Ports:** Provides 4 communication channels — 2×RS‑422 and 2×RS‑232 — via RJ‑45 connectors. - **PCI Plug‑and‑Play Architecture:** Fully compliant with PCI Local Bus Specification Rev. 2.1. Automatic resource assignment (I/O address, IRQ) by PCI BIOS eliminates manual configuration. - **Intelligent Serial Controller:** Each port uses a 16C550A‑compatible UART with 16‑byte transmit and receive FIFOs, reducing CPU interrupt load and improving throughput. - **High‑Speed Operation:** Supports baud rates up to 115.2 kbps with a 1.8432 MHz crystal or up to 921.6 kbps with a 14.7456 MHz crystal. - **Flexible Interface Configuration:** Supports both RS‑232 and RS‑422 signaling standards. RS‑422 ports can be configured for full‑duplex differential communication. - **RJ‑45 Connector Interface:** Compact modular connectors simplify cabling and integration in structured wiring environments. - **Universal PCI Compatibility:** Operates in both 5 V and 3.3 V PCI slots at 33 MHz, suitable for legacy and modern PC/AT systems. - **Driver Support for Multiple Operating Systems:** Compatible with Windows 95/98/Me, Windows NT 4.0, Windows 2000/XP, DOS, Linux, and SCO OpenServer. - **Interrupt Sharing:** Supports IRQ sharing among multiple PCI cards, allowing installation of multiple PCIPORT cards in one system. - **Hardware Flow Control:** Supports both software (XON/XOFF) and hardware (RTS/CTS) flow control. - **Industrial‑Grade Reliability:** Designed for continuous operation in industrial and embedded environments with robust electrical design and optional isolation via external RS4232 boxes.

Manufacturer: Rayon

Category: RS232 4-Ports