... Industry-specific, antistatic, anti-jamming, 600 W lightning protection . USB TO three wire RS485 converterIndustry-specific, antistatic, anti-jamming, ... RS485 interface chip picked the MAX original industrial chip, communication distance can reach 1.2 KM, have the industrial ... medium: twisted pair or shielding wire;11), Transmission distance: USB to turn 485 transmission distance: 1.2 km above;12 ...