Specification & Features:
- Serial port feature：Concurrently compatible with RS-232C，RS-485 standard of EIA/TIA.
- Electric interface： DB9 hole interface of RS-232 end , DB9 pin connector of RS-485 end, compatible with post (5 connection)
- Work methods：asynchronous half duplex
- Transmmision media：common wire, doule wire or UTP or Shielding Line
- Transmission speed:300~115-21BDS。
- Transmission distance：5 meters（RS-232 end）1.200 meters(RS-485end)。
- Work environment: -10℃ to 85℃, relative humidity: 5% to 95%。
- Signals：RS-232：TXD、RXD、RTS、CTS、DTR、DSR、DCD、CND.RS-485：Date+、Date-、GND
