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2 Port USB to RS-422 /485 Optical Isolated Adapter

2 Port USB to RS-422 /485 Optical Isolated Adapter



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Manufacturer: SerialGear
Barcode: 729440690908
Part Number: USBG-2COMi-SI-M
Warranty:1 year
In Stock: Yes
Ship Weight:1.1000
Color:Black
ConditionNew
Compatibility: 

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Pros: Easy installation, Works with Vista and Windows 7.


USB to RS-422 / RS-485 technology is the perfect compliment to serial communication to further the use of existing devices, even when the computer doesn’t offer serial ports. The USBG-2COMi-SI-M USB to RS-422 serial adapter has 128 byte FIFO to allow high-speed communication, even in heavy loaded systems.

This USB to RS-422 serial adapter also allows you to protect your equipment via 2000V optical isolation and 25KV ESD surge protection. Two 6-pin terminal block connectors located on either side for optimal flexibility of serial connection.

2 Port USB to RS-422/485 auto setup adapter image

This 2-Port serial adapter allows you to add two RS-422 or RS-485 serial ports by connecting to your host USB port. The adapter features a rugged SECC metal chassis, which also includes DIN rail brackets for mounting. Serial COM modes settings, RS-422 or RS-485 are selectable for operation via DIP switches located on the back of the adapter.

USB-2COMi-SI-M DIP switch settings

Additional Features:

  • Two DB9 male connectors & two 6-pin terminal block connectors for optimal flexibility of serial connection
  • 2000V DC optical isolation
  • 25KV ESD surge protection
  • No need to open chassis to set operation modes-two external DIP switches for easy RS-422, RS-485 mode settings
  • Installed as standard Windows COM port
  • SECC metal chassis with DIN rail bracket
  • RS-422 data signals: TxD-, TxD+, RxD+, RxD-, GND, RTS-, RTS+, CTS+, CTS-
  • RS-485 4-wire data signals: TxD-, TxD+, RxD+, RxD-
  • RS-485 2-wire data signals: Data-, Data+
  • Automatic transmit and receive control for 2-wire RS-485 half-duplex mode
  • Built-in termination and biasing
  • High speed serial port with the baud rate up to 921.6K bps
  • Non-standard baudrates supported
  • LEDs of Power, TxD and RxD for easy port monitoring and diagnostics
  • Serial port protected with surge protection of 25KV
  • Powered by USB port, no external power adapter required
  • Easy plug and play installation and RS-422/RS-485 device connection
  • COM port number assigned can be changed to any COM port number required
  • Works with USB 1.1 & 2.0 host port

OS Support:

  • Windows XP, Vista, Windows 7, and Windows 8
  • Linux and Mac OS 10.X
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2 Port USB to RS-422 /485 Optical Isolated Adapter

2 Port USB to RS-422 /485 Optical Isolated Adapter - Image A
2 Port USB to RS-422 /485 Optical Isolated Adapter - Image B
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