Graco 3A2888A Water Pump User Manual


 
Performance Cha
rts
2–Piece Bolt-
Through Diaphragms
Fluid Pressure
Approximate Cycles per Minute
PSI
(MPa, bar)
020
(76)
40
(151)
60
(227)
80
(303)
100
(379)
120
(454)
30.5 61 91.5 122 152.5
183
0
20
(0.14, 1.4)
40
(0.28, 2.8)
60
(0.41, 4.1)
80
(0.55, 5.5)
100
(0.70, 7.0)
120
(0.83, 8.3)
A
B
C
D
Fluid Flow gpm (lpm)
Operating Air Pressure
A
125 psi (0.86 MPa, 8.6 bar)
B
100 psi (0.7 MPa, 7.0 bar)
C
70 psi (0.48 MPa, 4.8 bar)
D
40 psi (0.28 MPa, 2.8 bar)
Air Consumption
Approximate Cycles per Minute
HowtoReadtheCharts
1. Locate fluid flow rate along
bottom of chart.
2. Follow vertical line up to
intersection with selected
operating air pressure
curve.
3. Follow left to scale to read
fluid outlet pressure (top
chart) or air consumption
(bottom chart)
scfm
(Nm
3
/min.)
020
(76)
40
(151)
60
(227)
80
(303)
100
(379)
120
(454)
30.5 61 91.5 122 152.5
183
A
B
C
D
0
15
(0.4)
30
(0.8)
45
(1.3)
60
(1.7)
75
(2.1)
90
(2.5)
Fluid Flow gpm (lpm)
18 3A2888A