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Advantech USB-4751L 24-ch Digital I/O USB Module

    Compatible with USB 1.1/2.0

    Bus-powered

    24 TTL digital I/O lines

    Emulates mode 0 of 8255 PPI

    Buffered circuits for higher driving capacity than 8255

    Interrupt handling capability

    Timer/Counter interrupt capability

    Supports both dry and wet contact

    50-pin Opto-22 compatible box header

    Portable

    Suitable for DIN-rail mounting

    One lockable USB cable for secure connection included

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