3Ft. USB 2.0 to RS485/RS422 Serial Converter Adapter for Win7/8, Mac
Input: USB2.0 Compatible for USB 1.1,Output: RS485/RS422
Works with: Modems, smart card readers, terminal, POS (point of sale) devices, industrial control devices and RS232 peripheral upgrades
No need external power, powered by USB port
Regular voltage range of RS-485 port:-7V~ 12V
Support auto-handshaking agreement
Transmission speed up to 57.6kbps in the distance of 1200m
RS485-422 standard of TIA/EIA
Support remote waking up and power management
Support communication of multiple ends up to 32 RS485-422 equipment
Support Windows98/ME and Windows2000/XP/Vista/Windows7 (Windows XP,7,will automatically installed drivers once plugged in)
Support MAC Apple and Linux v5.0
Connect the converter to host computer.
Install the driver
The driver will create virtual serial port, like COM3, or COM4, COM5, etc
For laptop computer without COM port, COM1 is usually created.
Application software chooses the created serial port to work.