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)