西门子PLC指令解释.pdf

www.PLC / RLO RLO 1 1 0 RLO 0 RLO 1 1 RLO 0, 1 RLO 1 0 RLO 0 0 STL/ R Reset S Set LAD / (S)SetCoil (R)ResetCoil SR Set-ResetFlipFlop SR RS Reset-SetFlipFlop RS 1 0 BOOLRLO(resultof logicoperation) STL A And “ AN AndNot “ O Or “ ON OrNot “ www.PLC X ExclusiveOr “ XN ExclusiveOrNot “ = Assign NOT NegateRLO RLO SET SetRLO(=1) RLO=1 CLR ClearRLO(=0) RLO=0 SAVE SaveRLOinBRRegister RLO BR “ ”