Graco 3A2888A Water Pump User Manual


 
Performa n ce Cha
rts
Performance C
harts
1–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)
31.5 63 94.5 126 157.5
189
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
How to Read the Charts
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)
31.5 63 94.5 126 157.5
189
0
15
(0.4)
30
(0.8)
45
(1.3)
60
(1.7)
75
(2.1)
90
(2.5)
A
B
C
D
Fluid Flow gpm (lpm)
3A2888A
17