Examples 6.6.3 Reversing circuit (reversing starter) without forced stop Wiring diagram Instruction list L I00.01 ; right push-button AN I00.02 ; left push-button O O00.00 ; right contactor AN O00.01 ; left contactor AN I00.00 ; Stop push-button*) = O00.00 ; right contactor L I00.02 ; left push-button O O00.01 ; left contactor AN I00.01 ; right push-button AN O00.00 ; right contactor AN I00.00 ; Stop push-button*) = O00.01 ; left contactor Notes: We recommend that you provide a contactor interlock outside the PLC because switching between outputs is very fast. *) Type A (AND) at this point if an n.c. Stop button has been connected out- side the controller for safety reasons. 106