Coolgear USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge

4 optically isolated and surge protected terminal block ports USB 2 to 4-port industrial serial adapter that protects you device(s) with optical Isolation, 15KV ESD protection and 600W surge protection over each port. It is designed to make RS-422 and RS-485 serial port expansion quick and easy. Very easy to add 4 protected industrial communication ports to your system though its terminal block interface with DIP switch controls. Features: Supports USB 1.1 and USB 2.0 transfer speeds from 1.5 up to 480 Mbps, automatic link and speed detection. Adds four high-speed RS-232/422/485 serial ports via USB connection. 2K byte receive buffer. 2K byte transmit buffer for high speed data throughput. Requires no IRQ, DMA, I/O port. Data rates: 300 bps to 921.6K bps. Each serial port supports 5-pin screw-lock-type terminal block connector. Auto-transmit buffer control for 2-wire RS-485 half-duplex operation. Biasing and Termination resistors installed on-board. Supports RS-232 3-wire signals: RxD, TxD, GND Supports RS-422, RS-485 4-wire signals: TxD-, TxD+, RxD+, RxD- Supports RS-485 2-wire signals: data-, data+ Monitor LEDS of TxD, RxD indicating port status AC to DC-12V, 1A switching power supply included Supports 3KV optical Isolation, 15KV ESD protection and 600W surge protection Virtual COM port drivers available for Windows 10, 8.1, 8, 7, Vista, 2003, 2000 Industrial grade metal case with DIN-rail ears for Din-rail mounting. Chipset: FTDI FT4232H USB 2.0 to quad UART chip Dimensions: 192.42 x 122.22 x 23.60 mm (L×W×H), dimensions are to DIN rail(W), to power plug(L)

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