Basic PLC programming tutorial for Beginners how to work with Bit logic operations in TIA Portal V13 and how to work in TIA Portal V13/V14. Contents: - Normally open contact - Normally closed contact - Assignment / Negate assignment - Invert RLO - Set output / Reset output - Set/Reset flip-flop SR - Reset/Set flip-flop … Continue reading PLC programming tutorial – Bit logic operations