Graco 3A2578B Overmolded Diaphragms, Fluid Pressure, Air Consumption, Performance Charts

Models: 3A2578B

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Overmolded Diaphragms

Overmolded Diaphragms

125 (0.86, 8.6)

100 (0.70, 7.0)

Performance Charts

Fluid Pressure

Approximate Cycles per Minute

31

62

93

124

155

A

B

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)

PSI (MPa, bar)

75 (0.52, 5.2)

50 (0.34, 3.4)

25 (0.17, 1.7)

0

0

C

D

40

80

120

160

200

(151)

(303)

(454)

(606)

(757)

Fluid Flow — gpm (lpm)

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 (Nm3/min.)

Air Consumption

Approximate Cycles per Minute

 

31

62

93

124

155

175

 

 

 

 

 

(5.0)

 

 

 

 

 

140

 

 

 

A

 

 

 

 

 

 

(4.0)

 

 

 

 

 

 

 

 

 

B

 

105

 

 

 

 

 

(3.0)

 

 

 

 

 

 

 

 

 

C

 

70

 

 

 

 

 

(2.0)

 

 

 

D

 

 

 

 

 

 

35

 

 

 

 

 

(1.0)

 

 

 

 

 

0

 

 

 

 

 

0

40

80

120

160

200

 

(151)

(303)

(454)

(606)

(757)

Fluid Flow — gpm (lpm)

3A2578B

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Image 21
Graco 3A2578B Overmolded Diaphragms, Fluid Pressure, Air Consumption, Performance Charts, Operating Air Pressure A