3Ft. (3 Feet) USB 2.0 to RS485/RS422 Serial Converter Adapter for Win7/8, Linux, MAC

Features 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,7,8 will automatically installed drivers once plugged in) Support MAC Apple and Linux v5.0 How USB to RS485-422 works? (Note: Before using the USB TO RS485, please shut down host computer or machine, and make sure the grounding system in good condition to avoid damage from static surge) 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. Package includes: 1 x USB To Serial cable 1 x Serial to RS422/485 adapter 1 x CD driver