LogixPro Dual Compressor Exercises - Exercise #4 --- Detecting When 1 Compressor is not Enough 

In this last logix pro compressor exercise, we are tasked with determining if one compressor is staying on too long without either reaching 120psi, or 98psi. We have the added task of setting up counters to display the run time of both compressors through the use of the TOD instruction.