... TO three wire RS485 converterIndustry-specific, antistatic, anti-jamming, 600 W lightning protection .Special note: according to customer's requirement ... 3, RS485 output interface take simple isolating circuit and 600 W lightning protection, further strengthens the anti-interference.4, ... sell rice system;Staff attendance machine;(9), highway toll;ATM machine; and so on USB TO RS485 converter (industry ...