Examples 6.4.3 Network with multiple use of the OR marker Wiring diagram Logic diagram Instruction list L I00.00 A I00.01 = SM15.15 ; OR marker L I00.02 A I00.03 O SM15.15 = SM15.14 ; AND marker L I00.04 A I00.05 = SM15.15 ; OR marker L I00.06 O SM15.15 A I00.07 A SM15.14 = O00.09 102