Descriptions: USB To RS485 converter allows PC users to connect their RS-485 devices to systems that use a USB interface. By attaching the converter to a PC, it will no longer be necessary to open the chassis or turn off the PC to install the hub. With the converter, the user instantly gets one extra high-speed RS-485 port. In addition, since the power is derived from the USB port, there are not any cumbersome power adapters. This makes the converter especially suitable for PLCs, printers, POS systems, and industrial control devices. Specifications: Compatibility: USB v2.0 standard Interface: Network: USB Serial: RS-485 Port: One Independent RS-485 Connector: Network: USB-type A connector Serial: Screw terminal Transmission speed: 600bps to 115.2Kbps Parity bit: odd, even, none Data bit: 5, 6, 7, 8 Stop bit: 1, 1.5, 2 Driver Support: Windows 2000/2003/XP/Vista/7 (32bit and 64bit) Power Consumption: 1.5W @ 5V Max. Distance: 4000ft (1200m) @ 19.2Kbps Case: Blue transparent ABS Operating Temperature: -20~+65 Operating Humidity: 20% to 95% (non-condensing) Package includes: 1x USB to RS232 RS485 Converter