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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