- **Universal Serial Interface Support:** Configurable for RS232, RS422, or RS485 on the input side, and isolated RS422 or RS485 on the output side. - **Ground Isolation:** Provides galvanic isolation between the USB/Serial1 side and the Serial2 side, preventing ground loops and ensuring signal integrity in electrically noisy environments. - **Dual-Port Monitoring:** Creates two virtual COM ports on the host PC via USB, enabling simultaneous monitoring of transmit and receive data streams. - **Flexible Configuration:** DIP switch selectable interface modes for both serial ports, allowing operation as converter, repeater, or bridge. - **Auto Data Direction Control (ADDC):** Automatically manages data flow direction in RS485 mode, eliminating the need for manual control signals. - **USB 2.0 Connectivity:** High-speed USB interface with integrated MCS7840 MOS chip and 512-byte FIFO per serial port for efficient data buffering. - **LED Indicators:** Independent LED indicators for power and per-port TX/RX activity, providing real-time operational feedback. - **Compact Metal Enclosure:** Durable metal housing ensures electromagnetic shielding and mechanical protection. - **Bus-Powered or Self-Powered Operation:** Operates directly from USB bus power (5V, 300mA) or via external 5V adapter (UP110/UP220). - **Software Integration:** Compatible with RAYON’s RAYREAL utility software for real-time data visualization, logging, and analysis. - **Versatile Applications:** Can function as an interface converter, repeater, bridge, or isolator for RS232/RS422/RS485 systems.

Manufacturer: Rayon

Category: USB RS232 Converter

- **Dual-Port Design:** Provides two independent serial communication ports in one compact enclosure: - Port 1: Configurable RS232/RS422/RS485 interface - Port 2: Ground-isolated RS232 interface for safety-critical applications - **USB 2.0 Interface:** Fully compliant with USB 2.0 specifications, ensuring high-speed data transfer and plug-and-play compatibility with modern systems. - **ASIX MCS7820 Chipset:** Utilizes the ASIX MCS7820 USB-to-serial controller, known for stability, low latency, and support for the iSerial feature when EEPROM is programmed with a unique serial number. - **512-Byte FIFO per Port:** Each serial port includes a 512-byte FIFO buffer for efficient data handling and reduced CPU overhead. - **Auto Data Direction Control (RS485 Mode):** Automatically manages data direction in RS485 half-duplex communication, eliminating the need for manual control signals. - **Ground Isolation:** Port 2 is galvanically isolated from the USB bus and Port 1, preventing ground loops and protecting connected equipment from electrical noise or surges. - **LED Indicators:** Dedicated LEDs for power and data activity on each port: - **PWR:** Indicates USB power status - **Serial1:** TXD/RXD activity for Port 1 - **Serial2:** TXD/RXD activity for Port 2 - **Compact Metal Enclosure:** Durable metal housing (92 × 118 × 27 mm) provides electromagnetic shielding and mechanical protection. - **Bus-Powered Operation:** Draws power directly from the USB port (5 VDC, 200 mA typical), eliminating the need for an external power supply. - **Flexible Configuration:** DIP switch selectable interface modes for Port 1 (RS232, RS422, or RS485) and Port 2 (RS232). - **Safety and Reliability:** Designed for industrial and “rigid” environments requiring isolation and stable communication.

Manufacturer: Rayon

Category: USB RS232 Converter

- **Dual-Port Design:** Supports two independent serial communication ports in one module: - Port 1: Configurable RS232/RS422/RS485 interface. - Port 2: Ground-isolated RS422/RS485 interface. - **USB 2.0 Interface:** High-speed USB 2.0 device controller ensures reliable data transfer and compatibility with modern systems. - **ASIX MCS7820 Chipset:** Utilizes the ASIX MCS7820 USB-to-serial controller for stable performance and advanced serial communication features. - **512-Byte FIFO Buffer:** Each serial port includes a 512-byte FIFO buffer for efficient data handling and reduced latency. - **Auto Data Direction Control (ADDC):** Automatically manages data flow direction in RS485 mode, simplifying half-duplex communication. - **LED Indicators:** Dedicated LEDs for power and data activity on each port (PWR, Serial1, Serial2). - **Ground Isolation:** Port 2 is fully isolated from the USB bus and Port 1, eliminating ground loop interference and enhancing safety in industrial environments. - **Flexible Configuration:** DIP switch settings allow users to select between RS232, RS422, or RS485 modes for each port. - **Compact Metal Enclosure:** Rugged metal housing provides electromagnetic shielding and mechanical durability. - **Bus-Powered Operation:** Draws power directly from the USB port (5VDC, 200–400mA), eliminating the need for an external power supply. - **Wide Environmental Tolerance:** Operates reliably in temperatures from 0°C to 55°C and humidity up to 95% RH.

Manufacturer: Rayon

Category: USB RS232 Converter