EasySync . ES-U-2001-S

The ES-U-2001-S is a 1 port RS422/485 USB to serial adapter. This adapter includes an EasyMode setting by hidden DIP switch. The ES-U-2001-S offers terrific value and convenience with no need to open chassis to set operation modes, the upper case can be slid open for easy RS422, RS485 mode settings. Adds one RS-422 or RS-485 serial port by connecting to a USB port One DB9 male connector No need to open chassis to set operation modes- upper case can be sliding open for easy RS-422, RS-485 mode settings Installed as standard Windows COM port 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 diagnostic Serial port protected with surge protection of 10KV 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 Supports Windows 10, 8, 7, Vista, XP, 2000, ME, 98, Mac-OS8, 9, X and Linux