National Instruments Corporation USB-485/4, 4-PORT USB TO RS-485 CONVERTER, CHINA 220VAC
The National Instruments USB-485/4 (part number 778476-104) is a 4-port USB-to-RS485 converter designed for industrial and laboratory applications requiring reliable serial communication. This device allows users to connect up to four RS485 devices to a single USB port on a computer, providing high-speed data transfer and robust electrical isolation. The USB-485/4 supports automatic transceiver control for RS485 communication, ensuring efficient and error-free data transmission. It is powered by an external 220VAC supply, specifically configured for use in China. The converter is compatible with NI serial driver software, enabling seamless integration with NI LabVIEW and other development environments. The device is housed in a rugged enclosure suitable for desktop or DIN rail mounting, making it ideal for demanding environments.