... Industry-specific, antistatic, anti-jamming, 600 W lightning protection . USB TO three wire RS485 converterIndustry-specific, antistatic, anti-jamming, 600 ... version;3), Interface standards: meet TIA/EIA of RS485 / RS422/232 standard;4), Support baud rate scope: 50 BPS-2 ... medium: twisted pair or shielding wire;11), Transmission distance: USB to turn 485 transmission distance: 1.2 km above;12 ...