The 0-4 LPM regulator can be set to 0, 1/32, 1/16, 1/8, 1/4, 1/2, 3/4, 1, 1 1/2, 2, 3, or 4 LPM.
The 0-8 LPM can be set to 0, 1/8, 1/2, 1, 1 1/2, 2, 2 1/2, 3, 4, 5, 6, or 8 LPM.
The 0-15 LPM regulator can be set to 0, 1/2, 1, 1 1/2, 2, 3, 4, 5, 6, 8, 10, or 15 LPM.
The 0-25 LPM regulator can be set to 0, 0.5 , 1, 2, 3, 4, 5, 6, 8, 10, 15, or 25 LPM.