... Industry-specific, antistatic, anti-jamming, 600 W lightning protection . USB TO three wire RS485 converterIndustry-specific, antistatic, anti-jamming, ... ;7), Support plug and play and hot swaps (USB end);8), Working way: asynchronous half-duplex;9), Useing environment:-25 ... medium: twisted pair or shielding wire;11), Transmission distance: USB to turn 485 transmission distance: 1.2 km above;12 ...