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3. How to configure the logic for the FB

How to Use FB in PLC Programming • 9m 11s

Up Next in How to Use FB in PLC Programming

  • 4. Calling the FB from the OB and Def...

    In Siemens TIA Portal, an FB, or Function Block, is used to define a function, or set of instructions, which can be executed on command from an organization block, or OB. The function block is executed each time it is called from an OB.

    In the previous videos in this series, we learned how to...

  • 5. Practical Example of Using an FB (...

    In the previous videos in this series, we learned how to create and configure the logic for an FB in the STEP7 programming environment.

    In this video, we will learn how an FB can be used in a practical way through creating the logic for an on/off valve with a command disagree alarm.

    In the ...

  • 6. Practical Example of using an FB (...

    In the previous video in this series, we created an FB in the STEP7 programming environment to open and close an on/off valve with 2 position feedback sensors.

    We also configured an alarm to indicate a command disagree alarm that is generated if the valve has not reached the commanded positi...

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