1 Port USB to RS232/422/485 DB9 Serial adapter with Surge Supression

• Adds one RS-232, 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-232, RS-422, RS-485 mode settings
• Installed as standard Windows COM port
• Full RS-232 modem control signals and hardware/software flow control
• 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
• COM port number assigned can be changed to any COM port number required
• Works with USB 1.1 & 2.0 host port
• Supports Windows 7, Vista, 2003, XP, 2000 and Linux

Supported Signals

• RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND
• 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+

Environmental

Safety Approvals

EN55022 Class B, EN55024, EN61000-3-2, EN61000-3

IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4,

IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-8,

IEC 61000-4-11.

CISPR PUB. 22 and FCC Part 15 Class B.