E
K
D
H
Smaller, quieter and more reliable
Quieter, require fewer filters, there are more manufacturers
More reliable, smaller, require higher electrical consumption
None of the above
50%
25%
21%
100%
Poor Saturation Accuracy
Pressure Swing Adsorption
Positive Saturation Adsorption
Pressure Swing Accuracy
Four sieve beds, A/C & D/C, compressor, valve system
Compressor, 1 sieve bed, electrical, valve system
Three sieve beds, A/C electrical power, compressor, motor
Two sieve beds, electrical power, compressor, valve system
True
False