An "E" size oxygen cylinder with 2200 psig has a set flow rate of 2 L/min.It will take _____ hours and _____ minutes until the gauge pressure reaches 400 psig.

Question

Quizplus · Accepted Answer

Amount of time left in cylinder = (cylinder pressure * cylinder factor)/flow rate of gas (liters/minute).2200 - 400 = 1800 psig (the amount of gas that will be used).(1800 * 0.28)/2 = 252 minutes/60 = 4 hours 12 minutes.

An "E" Size Oxygen Cylinder with 2200 Psig Has a Set