Siemens PLC Tutorials - Positive and Negative Edge Signals

In this video, you will learn the positive and negative edge signals in the Siemens Tia portal.

Here we the below-mentioned instructions in PLC programming.

--(P)--: Set operand on positive signal edge

--(N)--: Set operand on negative signal edge

P_TRIG: Scan RLO for positive signal edge

N_TRIG: Scan RLO for negative signal edge

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