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Mini USB to RS485 Serial Adapter with cable

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Mini USB to Terminal Wire RS422 RS485 FTDI Plug-in Adapter

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SKU: USBG-422MINI

Availability: Out of stock.

$39.95

Quick Overview

The USBG-422MINI adapter has No jumper setting to set, The mini USB to RS-422/485 Plug-in Adapter makes it easier than ever to add a RS-422 or RS-485 device to your system with easy plug-and-play and hot plug features


Mini USB to Terminal Wire Adapter

The mini USBG-422MINI is a surge and static protected USB to RS-422/485 Plug-in Adapter. The USB to Industrial Single RS-422/485 Plug-in Adapter is designed to make industrial communication port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the Mini USB to Terminal RS422 adapter instantly adds an industrial RS-422/485 communication port to your system.

Windows COM Port Applications

Plugging the USBG-422MINI to the USB port, this Plug-in adapter is automatically detected and installed. There are no IRQ & COM port conflicts, since the port doesn't require any additional IRQ, DMA, memory as resources on the system. The RS-422/485 port functions as native Windows COM port, and it is compatible with Windows serial communication applications.

Application usage

The USB Industrial I/O Adapter provides instant connectivity to RS-422/485 communication device for factory automation equipment, multi-drop data collection devices, barcode readers, time clocks, scales, data entry terminals, PC-to-PC long distance communications and serial communication in harsh environments. The USB Industrial I/O provides industrial solution for applications requiring single node or multi-drop communications over short and long distance.

Features and Specifications

  • Adds a high speed RS-422 / 485 serial port via USB connection
  • 256 bytes receive buffer for high speed data throughput
  • 128 bytes transmit buffer for high speed data throughput
  • Requires no IRQ, DMA, I/O port
  • Data rates: 300 bps to 1M bps
  • Connector: one 6-pin terminal block connector
  • Auto transmit buffer control for 2-wire RS-485 half-duplex operation
  • RS-422 (4 wire) data signals: TxD-, TxD+, RxD+, RxD-, GND
  • RS-485 (4 wire) data signals: TxD-, TxD+, RxD+, RxD-, GND
  • RS-485 (2 wire) data signals: data-, data+ GND
  • Monitor LEDs of TxD, RxD indicating port status
  • Easy operating mode configuration and setting
  • Provides 15KV ESD protection and 600W surge protection for all serial signals
  • FTDI virtual COM port drivers provided for Windows 10, 8, 7, Vista, Server 2012, 2008, 2003, XP, 2000
  • Linux kernel 2.4 and up built-in support. No driver installation required.
  • Wide ambient temperature operation 0°C to 60°C (32°F to 140°F)
  • CE, FCC approval

RS-422 / 485 full duplex mode pin-out of the terminal block connector

Pin Number Pin Type Description
1 Output TxD-     Transmit Data, negative polarity
2 Output TxD+     Transmit Data, positive polarity
3 Input RxD+     Receive Data, positive polarity
4 Input RxD-     Receive Data, negative polarity
5 Power VCC     DC +5V
6 Ground GND     Signal Ground

RS-422/485 full duplex pin-out for terminal block connector

Pin Number Pin Type Description
1 Out / In Data-     Transmit / Receive Data, negative polarity
2 Out / In Data+     Transmit / Receive Data, positive polarity
5 Power VCC     DC +5V
6 Ground GND     Signal Ground

RS-485 half duplex mode pin-out of the DB-9 Male connector.

SKU USBG-422MINI
UPC 736983901668
Color Blue
Manufacturer USBGear
Compatibility , , ,
Cable Length 1 meter
Material Plastic
External Interface USB 2.0
Warranty One Year

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