optically isolated and sure protected RS422/485 serial adapter with full metal chassis and Din rail support for mounting. It is with Dip switch control for easily controlling the signal parameters to work with. It is very compact and easily installed into any Windows operating system.
Expand your serial port out with this RS232, RS422, RS485 adapter by plugging the Adapter to the USB port, the adapter is automatically detected and installed as a standard Windows COM port ready for use. Provides a unique feature of supplying power output of 5V/150mA through pin-5 of the terminal block to serial device