Someone enters the sensor sensing zone while the door closing

Create the following Local Tags in the Main Program:

EStop_PB – N/C momentary pushbutton with emulator alias Tag , digital input
Run_PB – N/O momentary pushbutton with emulator alias Tag, digital input
IR_Sensor – N/O infra-red sensor with emulator alias Tag, digital input
DClose_Prox – N/C door fully closed proximity switch with emulator alias Tag, digital input DOpen_Prox – N/C door fully opened proximity switch with emulator alias Tag, digital input

Include an interlock so that the door open motor and the door close motor are never ON at the same time.

If the Estop button is pressed at anytime, both motors are de-energized.