VERDER AIR VA 8 810.6012 Instructions-Parts List Manual page 21

Air-operated diaphragm pumps, 0.7 mpa, 7 bar maximum incoming air/fluid working pressure
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Performance Charts
VERDERAIR VA 8 Air Consumption
Test Conditions:
Pump tested in water with inlet submerged.
6
(0.17)
5
(0.14)
4
(0.11)
3
(0.09)
2
(0.06)
1
(0.03)
0
0
To find Pump Air Consumption (scfm or m
sure (psi/MPa/bar):
1.
Locate fluid flow rate along bottom of chart.
2.
Read vertical line up to intersection with selected air consumption curve.
3.
Follow left to scale to read air consumption.
C
0.5
1
1.5
(1.9)
(3.8)
(5.7)
#
/min) at a specific fluid flow (gpm/lpm) and air pres-
A
Air Consumption Curves
A
at 100 psi (0.7 MPa, 7 bar) air pressure
B
at 70 psi (0.48 MPa, 4.8 bar) air pressure
C
at 40 psi (0.28 MPa, 2.8 bar) air pressure
B
2
2.5
(7.6)
(9.5)
FLUID FLOW - gpm (lpm)
3
3.5
(11.4)
(13.3)
819.6247
21

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