AUM-480 (Industrial USB2.0  to 8 Fast ports RS-232  )
Features Specification
  • USB to 8 fast ports RS-232 & USB 2.0 3 ports HUB.
  • Meets EIA/TIA-232F and CCITT V.28/V.24 spec.
  • With FTDI - FT4232H chipset
  • Data Rate: Over 115200 bps
  • ESD Protection for RS-232 I/O' +-15KV
  • Easy to install , Plug & Play
  • 4 fast ports RS-232  for DTE Mode
  • Fully compliant with USB1.1/2.0 Spec.
  • Power Input: Bus powered / Power Free. (With external power jack / Power adapter - option)
  • With LED indicate data transfer and receiver and link. ( TX/RX: green LED / Link: red LED)
  • For Window 98/SE/ME/2000/CE/XP/NT5.0/Vista/ 7 / 8  / 10
  • For MAC OS. 8.6 up ,LINUX 
  • Dimension :  179 * 85 *63.5 mm
  • Weight : 612g
  • Operating temperature : 0 TO 55.  Storage Temperature: -20 TO 75.
DB-9 Pin Assignment ( DTE Mode )

Pin1 : DCD  <== IN

Pin2 : RXD   <== IN

Pin3 : TXD    ==>  OUT

Pin4 : DTR    ==>  OUT

Pin5 : GND

Pin6 : DSR    <== IN

Pin7 : RTS     ==>  OUT

Pin8 : CTS     <== IN

Pin9 : RI        <== IN