ASM-485-I ( RS-232 to RS-422 / 485 Isolated Cable )
Features Specification
  • RS-232 to RS-422/485 Converter with Isolated dc-to-dc converter
  • Meets EIA/TIA-232E specification
  • ESD protection on Tout pins (+-8KV: contact discharge  +15KV: air gap discharge) 
  • Easy to install , Plug & Play
  • RS-232 -- DB9 / F  
  • 4 pin Terminal Connector for RS-422/485 Interface
  • Data rate : 115200 bps   
  • RS-232 for DCE Mode - DB9/F
  • With 4 pin Terminal Connector
  • With 422/485 selector switch
  • With : Power LED indicate
  •           TX  LED indicate
  •           RX  LED indicate
  • Weight : 105g
  • Dimensions (L*W*H) : 56 * 35 * 17 ( mm )  
  • Length : 18 cm ( RS-232 cable 18cm )
DB9-F DCE Mode 4 PIN Terminal
GND1 GND2
Pin 2 - RS-232 TXD 1 - RXD-
Pin 3 - RS-232 RXD 2 - TXD-
Pin 5 - RS-232 GND1 3 - TXD+
  4 - RXD+