Convert an rs232 data signal to either rs485 or rs422 with this wall mountable esd protected adapter the ic232485s industrial rs232 to rs 422485 serial converter is a bi directional adapter that lets you adapt an rs232 data signal to either rs485 2 or 4 wire or rs422 and vice versa with support for baud rates up to 9216 kbps ideal for industrial environments the serial port converter provides 15kv esd protection on all signal pins to protect costly and often sensitive control equipme