Watch this video and more on RealPars

Watch this video and more on RealPars

Up Next in Introduction to Allen Bradley PLCs

  • 3. Execution of a Rung

    In the previous video, you learned the basic anatomy of a Rung. As you now know, a rung is made up of a series of input and output elements.

    You can think of the input elements as being conditions, and you can think of the output elements as being actions.

    You can define the behavior of y...

  • 4. Execution of a PLC Program

    Now that you know how a single rung is executed, and how its results are stored in memory, you should be ready to learn about how a PLC executes a program as a whole.

    As discussed in previous videos, the PLC executes rungs in order from top to bottom, and each rung is evaluated from left to ri...

  • 5. How a program uses PLC Inputs & Ou...

    As you now know, the behavior of a basic PLC program is very straight-forward. However, you might be wondering how this translates to the control of real-world devices.

    In the CompactLogix and ControlLogix line of Allen-Bradley PLCs, “Controller Tags” are automatically generated for all the av...

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