Open: 5 PSI Close: 20 PSI
Open: 10 PSI Close: 25 PSI
Open: 25 PSI Close: 50 PSI
Open: 25 PSI Close: 80 PSI
Open: 40 PSI Close: 80 PSI
Open: 25 PSI Close: 65 PSI
Open: 15 PSI Close: 35 PSI
Open: 50 PSI Close: 90 PSI
Open: 5 PSI Close: 30 PSI
Open: 35 PSI Close: 60 PSI