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Up Next in Introduction to Allen Bradley PLCs - RSLogix 500

  • 17. Counter Data Files

    The counter structure is similar to that of the timer because it also has a preset and accumulator value, also called PRE and ACC.

    There are several bits that are set by the counter, including:

    CU for counting up,
    CD for counting down,
    DN to indicate that the counter has reached the preset val...

  • 18. Control Data Files

    Control files are used in conjunction with complex data functions, like FIFO Load, Sequencer, and Bit Shift Left.

  • 19. Integer Data Files

    File 7, the Integer file, is structured just like the B3 binary file, except the data is integer data.

    An integer may have a value of -32768 up to 32767.

    Just as with the Binary file, we can change the Radix to view the data in its binary form.

    As part of the ladder program, we can use the in...