- **Eight-Port Serial Expansion:** Provides 7 × RS-232 ports and 1 × isolated RS-422/RS-485 port with ADDC for flexible serial connectivity. - **High Compatibility:** Fully compatible with **16550A UART** standard, ensuring broad software and hardware interoperability. - **Plug & Play PCI Interface:** Automatic resource allocation (IRQ and I/O mapping) by PCI BIOS; no manual configuration required. - **Shared IRQ Support:** Allows multiple PCI cards to share a single interrupt, optimizing system resource usage. - **High-Speed Communication:** Supports baud rates from **50 bps up to 115.2 Kbps** (standard 1.8432 MHz crystal) and up to **921.6 Kbps** with optional 14.7456 MHz crystal. - **Isolated RS-422/RS-485 Port:** One port provides galvanic isolation for industrial environments, supporting both RS-422 and RS-485 modes with automatic data direction control. - **Multi-OS Driver Support:** Compatible with **DOS, Windows 95/98/ME/NT/2000/XP, Linux, SCO OpenServer**, and **Windows 7** (using Windows 2000/XP/Vista drivers). - **Flexible Connector Options:** Uses a **DB62 female connector** on the card, with included **DB62M-to-8×DB9M** cable (DB25M version available on request). - **Scalable System Integration:** Supports up to **8 cards per system**, enabling a total of 64 serial ports in one PC. - **Industrial-Grade Design:** Built with high-quality components and isolation features for reliable operation in demanding environments.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Eight-Port Intelligent Serial Controller:** Provides eight independent serial communication ports—four RS232 and four RS422/RS485—on a single PCI expansion card. - **Universal PCI Interface:** Supports both 3.3V and 5V 33MHz PCI slots, ensuring compatibility with a wide range of PC/AT systems. - **High-Speed Communication:** Each port supports baud rates from 50 bps up to 115,200 bps (1.8432 MHz crystal) or up to 921,600 bps (14.7456 MHz crystal). - **ADDC (Auto Data Direction Control):** Enables automatic control of data direction in RS485 mode, eliminating the need for manual RTS signal management. - **16550A UART Compatibility:** Each port is fully compatible with the industry-standard 16550A UART, providing 16-byte transmit and receive FIFOs for efficient data buffering. - **Plug & Play Configuration:** Fully compliant with PCI Plug & Play specifications; I/O addresses and IRQs are automatically assigned by the PCI BIOS. - **IRQ Sharing Capability:** Supports shared interrupt (IRQ) mapping, allowing multiple PCI cards to share a single IRQ line. - **Flexible Interface Configuration:** DIP switch selectable RS422 or RS485 modes for ports E–H; RS232 fixed on ports A–D. - **Comprehensive OS Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO OpenServer. - **Compact Design:** PCB dimensions of 140 mm × 107 mm for easy integration into standard PC enclosures. - **High Reliability:** Designed for industrial and commercial communication applications requiring stable multi-port serial connectivity.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi‑port Breakout Design:** Converts one DB62 male connector into eight DB25 male connectors, enabling simultaneous connection of up to eight peripheral devices. - **High‑Density Connector Interface:** The DB62M (62‑pin D‑sub male) connector supports multiple signal channels, ideal for multi‑port serial or parallel communication systems. - **Standard DB25M Outputs:** Each of the eight DB25 male connectors provides a standard 25‑pin interface, compatible with RS‑232, RS‑422, or RS‑485 serial communication ports depending on the host configuration. - **Compact 1.0 m Length:** Optimized for rack‑mounted or panel‑mounted equipment where short, organized cabling reduces clutter and signal interference. - **Durable Construction:** Manufactured by Rayon using high‑quality materials for industrial reliability, ensuring stable signal transmission and long service life. - **Plug‑and‑Play Compatibility:** No additional configuration required; designed for direct connection between compatible host and peripheral devices. - **Versatile Application Range:** Suitable for industrial automation, laboratory instrumentation, communication servers, and multi‑port serial adapters. - **Precision‑Molded Connectors:** Each connector is molded with strain relief to prevent cable fatigue and ensure mechanical stability. - **Shielded Cable Assembly:** Internal shielding minimizes electromagnetic interference (EMI) and crosstalk between channels. - **Color‑Coded or Numbered Outputs (typical):** Facilitates easy identification of each DB25 output port during installation and maintenance.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi-Port Connectivity:** Converts one DB62 male connector into eight DB25 female connectors, allowing simultaneous connection of up to eight serial devices. - **Optimized for RS4232-8 Cards:** Specifically designed for use with RS4232-8 interface cards, ensuring full pin-to-pin compatibility and reliable signal transmission. - **High-Density Connector Design:** The DB62 male connector consolidates multiple serial channels into a single compact interface, reducing clutter and simplifying cable management. - **Durable Construction:** Manufactured with high-quality materials, including a rayon-sheathed cable jacket for enhanced flexibility, abrasion resistance, and long service life. - **1.0 Meter Length:** Provides sufficient reach for rack-mounted or desktop configurations while minimizing signal degradation and maintaining a tidy installation. - **Plug-and-Play Operation:** No additional configuration required; simply connect the DB62M end to the host card and the DB25F connectors to peripheral devices. - **Versatile Compatibility:** Supports standard RS-232/RS-4232 signaling, making it suitable for a wide range of serial communication equipment such as modems, printers, data loggers, and industrial controllers. - **Ease of Identification:** Each DB25 female connector can be labeled or color-coded for quick identification of individual ports.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Connector Type:** DB62 male to DB62 male (DB62M–DB62M) - **Cable Length:** 1.0 meter (±2%) - **High-Density D-Sub Interface:** Supports 62-pin signal transmission for multi-channel data or control signals. - **Precision Molded Connectors:** Ensures secure mechanical fit and consistent electrical contact. - **Durable Construction:** Designed for long-term use in demanding environments. - **Signal Integrity:** Shielded design minimizes electromagnetic interference (EMI) and crosstalk. - **Versatile Compatibility:** Suitable for legacy and modern equipment using DB62 interfaces. - **Plug-and-Play Operation:** No additional configuration required; direct connection between compatible devices. - **Industrial-Grade Reliability:** Manufactured to meet professional standards for instrumentation and automation systems. - **Compact Length:** Ideal for rack-mounted or panel-to-panel connections where minimal cable slack is desired.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi-Port Connectivity:** Converts one DB62 male interface into eight DB9 male outputs, enabling simultaneous connection of multiple serial devices. - **High-Density Connector Design:** The DB62M connector supports 62 pins, allowing for multiple signal channels to be routed through a single interface. - **Optimized Cable Length:** 1.20 meters total length provides a balance between flexibility and minimal signal loss, ideal for rack-mounted or panel-integrated systems. - **Durable Construction:** Rayon outer jacket offers superior abrasion resistance, flexibility, and protection against mechanical stress. - **Signal Integrity:** Precision-molded connectors and shielded internal wiring minimize crosstalk and electromagnetic interference (EMI). - **Plug-and-Play Compatibility:** Standard D-subminiature connectors ensure compatibility with a wide range of serial communication equipment. - **Industrial-Grade Reliability:** Designed for continuous operation in automation, instrumentation, and control systems. - **Ease of Integration:** Clearly labeled connectors simplify installation and reduce wiring errors.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multiport Connectivity:** One DB62M connector branching into eight DB9M connectors, enabling simultaneous connection of up to eight serial devices. - **Extended Cable Length:** 4.0 m total length provides flexibility in equipment placement and rack configurations. - **High Signal Integrity:** Shielded cable construction minimizes electromagnetic interference (EMI) and crosstalk, ensuring stable RS-232/RS-422/RS-485 communication. - **Durable Construction:** Industrial-grade materials and molded connectors enhance mechanical strength and long-term reliability. - **Precision Pin Mapping:** Each DB9M connector is wired according to standard serial pin assignments, ensuring compatibility with multiport serial cards and communication hubs. - **Plug-and-Play Design:** No additional configuration required; supports direct connection to compatible serial ports. - **Versatile Application Range:** Suitable for data acquisition systems, industrial automation, laboratory instrumentation, and legacy serial communication setups. - **Manufacturer Quality Assurance:** Produced by Rayon, known for precision-engineered connectivity solutions and compliance with international cabling standards.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi‑port Breakout Design:** Converts one DB62 male connector into eight DB9 male connectors, allowing simultaneous connection of up to eight serial devices. - **High‑Density D‑Sub Interface:** The DB62M connector provides a 62‑pin interface, commonly used in multi‑channel RS‑232/RS‑422/RS‑485 communication systems. - **Compact Length (0.30 m):** Short cable length minimizes signal loss and electromagnetic interference (EMI), ideal for internal cabinet wiring or close‑proximity device interconnections. - **Industrial‑Grade Construction:** Manufactured by Rayon with robust materials for durability, mechanical stability, and long‑term reliability in demanding environments. - **Precision‑Molded Connectors:** Each connector is molded for strain relief and mechanical protection, ensuring consistent electrical contact and reduced wear during repeated connections. - **Plug‑and‑Play Compatibility:** Fully wired and ready for immediate use with compatible serial communication hardware, controllers, and interface cards. - **Versatile Application Range:** Suitable for industrial automation, instrumentation, data acquisition systems, and legacy serial communication setups. - **Signal Integrity Assurance:** Shielded cable design (typical for Rayon’s industrial series) minimizes crosstalk and maintains stable signal transmission across all channels.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi-Connector Interface:** Converts a single DB44 male connector into four DB25 male connectors, enabling simultaneous connection to multiple devices or channels. - **High-Density D-Sub Design:** Utilizes a DB44 (44-pin) connector for compact, high-pin-count signal transmission, ideal for multi-signal or multi-axis control systems. - **Optimized Cable Length:** 1-meter total length provides flexibility for rack-mounted or benchtop equipment while minimizing signal loss and clutter. - **Durable Construction:** Manufactured with high-quality materials, including rayon-based insulation and shielding for enhanced mechanical strength and signal protection. - **Precision-Molded Connectors:** Each connector is molded for strain relief and mechanical stability, ensuring consistent electrical contact and long service life. - **Signal Integrity:** Designed to maintain low crosstalk and minimal signal attenuation across all channels, suitable for analog, digital, or mixed-signal applications. - **Plug-and-Play Compatibility:** Standard D-sub pinout ensures compatibility with a wide range of industrial controllers, data acquisition systems, and communication interfaces. - **Versatile Application Range:** Ideal for test benches, instrumentation setups, CNC control systems, and multi-channel data logging equipment.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi-Port Serial Breakout:** Converts one DB44 male connector into four DB9 male connectors, enabling simultaneous connection of up to four serial devices. - **High-Density Connector Interface:** The DB44 (HD44) male connector provides a compact, high-pin-count interface suitable for multi-channel serial communication systems. - **Standard DB9 Male Outputs:** Each of the four DB9 male connectors conforms to standard pin assignments for RS-232/RS-422/RS-485 communication, ensuring compatibility with a wide range of serial devices. - **Optimized Cable Length:** 1-meter total length provides a balance between flexibility and minimal signal loss, ideal for rack-mounted or desktop equipment configurations. - **Durable Construction:** Manufactured with robust materials and strain-relief features to ensure long-term reliability in industrial, laboratory, and commercial environments. - **Signal Integrity:** Shielded cable design minimizes electromagnetic interference (EMI) and crosstalk between channels, maintaining stable data transmission. - **Plug-and-Play Compatibility:** No additional drivers or software required; functions as a passive breakout cable for direct hardware-level connectivity. - **Versatile Applications:** Suitable for use with multi-port serial cards, industrial controllers, data acquisition systems, and communication hubs.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Eight Independent Communication Ports:** Each of the eight ports can be configured individually for RS‑422 or RS‑485 operation via DIP switches, allowing mixed‑mode deployment across multiple serial standards. - **Full Electrical Isolation:** Every port is galvanically isolated from the system ground, preventing ground loops and protecting connected equipment from voltage differentials and surges. - **Flexible Interface Selection:** Each port can be independently set to RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode. RS‑485 mode supports automatic data direction control, eliminating the need for RTS signal management. - **Integrated Power Supply:** Built‑in universal power supply supports **90–260 VAC** or **–48 VDC** input, enabling deployment in both standard AC and telecom DC environments. - **High‑Density Connectivity:** One **DB‑62 female input connector** interfaces with the host PCI card, while eight **DB‑25 male output connectors** provide isolated serial outputs. - **Signal Monitoring:** Each port includes **TXD/RXD LED indicators** for real‑time transmission and reception monitoring, simplifying diagnostics and system verification. - **Configurable Impedance:** Jumper‑selectable termination resistors (typically 120 Ω) are available for RS‑422/RS‑485 modes to ensure proper line impedance matching and signal integrity. - **Industrial‑Grade Construction:** Rugged metal enclosure with compact dimensions (298 × 135 × 55 mm) designed for rack, panel, or desktop installation in industrial and laboratory environments. - **Plug‑and‑Play Integration:** Direct connection to RAYON P588/P588U/P5168U PCI cards via R803 DB‑62‑to‑DB‑62 cable; no additional configuration required beyond DIP switch settings.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Interface Conversion:** Converts a standard **DB9 female connector** to a **3-pin or 5-pin RS485 terminal screw block**, allowing direct connection of twisted-pair communication cables. - **Universal Compatibility:** Supports **RS485** and **RS422** differential signal standards, compatible with most serial communication devices, PLCs, and industrial controllers. - **Tool-Free Wiring:** Equipped with **screw-type terminal blocks** for easy cable termination without soldering or crimping. - **Compact and Durable Design:** Small form factor suitable for panel, DIN-rail, or field installations; built with high-quality materials for long-term reliability. - **Signal Integrity:** Gold-plated contacts and precision-molded connectors ensure low contact resistance and stable data transmission. - **Plug-and-Play Operation:** No external power supply or configuration required; purely passive adapter. - **Versatile Applications:** Ideal for connecting RS485 networks, Modbus RTU devices, sensors, and controllers to PCs, converters, or gateways with DB9 serial ports. - **Clear Pin Labeling:** Each terminal is clearly marked for easy identification of signal lines (A/B, GND, etc.). - **Secure Connection:** Screw terminals provide vibration-resistant, mechanically stable connections suitable for industrial environments. - **RoHS Compliant:** Manufactured using environmentally safe materials and compliant with Restriction of Hazardous Substances directives.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port