USB to RS422 RS485 Converter Adapter with CH340T Support 64b Win7 for Linux G21

Specification:

1. This converter uses a high-performance ch340T chip supports most operating system (including for Window & Linux)

2. Baud Rate Range: 300 ~ 115200bsp!

3. With TVS surge for protection, strict requirements for product design by industry

4. All at a glance. Board with three indicators. One is the power indicator: USB normal power light (red), one computer via USB to 422 (485), and then send out the data indicator (red), there is a 422 (485) to receive data computer uploading data received indicator (green) light.

5. Very easy to carry, with the ordinary U disk almost.

6. The converter is a USB2.0 interface, for USB1.1.

7. PC through data cable directly into the top on it, no external power supply.

Pin definition:

USB-422 terminal definitions

1 --------------- R-(receive)

2 --------------- R+ (receive)

3 --------------- T-(send)

4 --------------- T+ (send)

5 --------------- GND (ground)

USB-485 terminal definitions

1 --------------- empty

2 --------------- empty

3 --------------- B-(485 mode)

4 --------------- A (485 mode)

5 ----- GND (ground)

Package include:

1pc 2 in 1 USB to 485 USB to 422 Converter Adapter

1pc USB cable