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4-port RS422/485 to USB Converter, Top mounted US$144.00

Multi-4U/Combo
4-port RS422/485 to USB Converter, Top mounted


  • Four serial RS422/485 ports per board
  • Serial communication speed of up to 921.6Kbps
  • USB 2.0 full speed (12M bits/second) compatible
  • Operated by USB bus power (no external power supply required)
  • Built-in 15kV ESD protection
  • TX/RX LED status display
  • On-chip control for RS422/485 auto-toggling
  • Windows 98/CE/2000/XP/Vista/2008/7, Linux Kernel 2.4 or greater, Mac OS X, Mac OS9, Mac OS 8.6 driver support
  • The Multi-4U/Combo converter enables the connection of up to four asynchronous serial devices such as terminals, modems, printers, and scanners to make a PC an economical but a powerful multi-serial device system. TXD and RXD LEDs are included in the case for the display of data transmission. Data speeds up to 921.6Kbps per port are supported.

    RS422/485 Interface Support

    The Multi-4U/Combo supports four RS422/485 interfaces. All the RS422/485 transceivers have 15kV ESD protection.

    4-port RS422/485 to USB Converter Specifications

    Bus Interface
    Bus TypeUSB 1.1 and 2.0 compliant
    Bus SpeedFull Speed (12 Mbps)
    Serial
    InterfaceRS422/RS485
    No. of Ports4 DB9 male
    Speed300 bps to 921.6 Kbps
    SignalsRS422: RX+, RX-, TX+, TX-
    RS485: TRX+, TRX-
    Protection15kV ESD Protection for all signals
    Data Bits5, 6, 7, 8
    Stop Bits1, 1.5, 2
    ParityNone, Even, Odd, Space, Mark
    Flow ControlRTS/CTS, XON/XOFF
    Software
    O/SWindows 98, CE, 2000, XP, Vista, 7
    Linux Kernel 2.4 or greater
    Mac OS X, Mac OS 9, Mac OS 8.6
    Hardware
    Dimensions135 26 84 mm
    Weight232.6 g
    Operating Temp.0 to 50 C
    Storage Temp.-20 to +80 C
    Humidity5% to 95% non-condensing
    Approvals
    MIC, CE, FCC

    Multi-4U/Combo Resources


    Optional Recommended Products for this Item
    Serial Cable, 6ft., DB9 M/F+ US$6.00

    This product was added to our catalog on Saturday 06 March, 2010.

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