USB 2.0 to 4-Port Terminal Block Serial Adapter

The USB2-4COMi-TB USB to quad industrial serial adapter is designed to make RS-422 and RS-485 port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB to industrial serial adapter instantly adds four RS-232/422/485 multi-electrical interface serial communicati

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USB 2.0 4-Port USB Serial DB

Installed as 4 standard Windows COM ports. ? SECC metal chassis with DIN rail bracket. ? Full RS-232 modem control signals and hardware/software flow control. ? RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND. ? High speed serial port with the baud rate up to 921.6K bps. ? 128

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4-Port RS-232 USB to Serial Adapter Octopus Cable DIN Rail

Features ? Adds 4 industrial RS232 Com ports to your system ? Supports DIN Rail Mounting ? Hardware/software flow control ? 128 byte transmit FIFO & 384 byte receive FIFO ? USB port powered ? Installed as a standard Windows COM Port

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USB 2.0 to 4 Port RS-232 Serial Adapter Optical isolated

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