1 pack,Lightning and surge protection, industrial converter, built-in TVS protection
Working Mode : Asynchronous, Half-duplex, Differential Transmission;Transmission
Media : Twisted Pair or Shielded Twisted Pair.Communication distance: 3937Ft(RS-485 terminal), 16.4Ft(RS-232 terminal).
Compatibility: EIA/TIA RS232C standard and RS485/RS422 standard
Interface RS232 side: DB9 female connector;Interface RS485/RS422 side: DB9 male connector with optional (included) terminal board.Supports 36 decoders.