USB TO RS485 converter Industry-specific, antistatic, anti-jamming, 600 W lightning protection . USB TO three wire RS485 converterIndustry-specific, antistatic, anti ... of CH341T CUP chip, communication rate can to 2 M;3, RS485 output interface take simple isolating circuit and 600 ... 11), Transmission distance: USB to turn 485 transmission distance: 1.2 km above;12), USB line length: 80 centimeters;13), ...