TSXCUSB485 Cable 0.4m for use with Various HMIs.  multifunction communications device, the TSXCUSB485 converts serial signals into RS485 signals via a USB connection. PC’s equipped with type A USB port can then be provided a link to other devices. Different serial mode functions are defined according to the rotary switch position, TER MULTI – Multi-point mode, OTHER MULTI – Other types of communication, TER DIRECT – Point to point mode and OTHER DIRECT – Point to point for other types of conversion. Users are able to manage up to 4 interfaces, and this converter has a unique serial number,