... -specific, antistatic, anti-jamming, 600 W lightning protection . USB TO three wire RS485 converterIndustry-specific, antistatic, anti-jamming, ... : twisted pair or shielding wire;11), Transmission distance: USB to turn 485 transmission distance: 1.2 km above;12 ... 4), household appliances set control;(5), entrance guard system; Card;(6), all kinds of industrial automation;Instrumentation;(7), parking ...