![background image](http://html1.mh-extra.com/html/graco/24x427/24x427_instructions-parts-manual_2253412031.webp)
Technical
Technical
Technical Data
Data
Data
ChemSafe
ChemSafe
ChemSafe 307
307
307 Diaphragm
Diaphragm
Diaphragm Pump
Pump
Pump
US
US
US
Metric
Metric
Metric
Maximum fluid working pressure
100 psi
0.69 MPa, 6.9 bar
Minimum air startup pressure
30 psi
0.21 MPa, 2.1 bar
Fluid inlet and outlet size
3/8 npt
3/8 bspt
Maximum suction lift (reduced if balls don’t
seat well due to damaged balls or seats,
lightweight balls, or extreme speed of cycling)
Wet:
31.2 ft
Dry: 10 ft
Wet:
9.5 m
Dry: 3 m
Maximum size pumpable solids
0.08 in.
2 mm
Minimum recommended ambient air
temperature for operation and storage.
NOTE:
NOTE:
NOTE: ChemSafe pumps may be operated
in low temperature environments. Take care
to avoid freezing or crystallization of the
fluid inside or outside of the pump. Running
the pump at temperatures below freezing
may accelerate the wear of the elastomer
components in the pump.
32° F
0° C
Air consumption at maximum flow
9.3 scfm
0.26 scmm
Fluid flow per cycle
0.011 gallons
0.04 liters
Maximum free-flow delivery
6.7 gpm
25.4 lpm
Maximum pump speed
610 cycles per minute
Weight
6 lb
2.7 kg
Wetted Parts
PTFE, EPDM, NBR, UHMWPE
Maximum fluid temperature
PTFE Pumps
212° F
100° C
UHMWPE Pumps
158° F
70° C
Noise (dBa)
Sound power was measured per ISO-9614–2: 1997. Sound pressure was tested 3.28 ft (1 m) from the
equipment.
Sound Power
At 100 cycles per minute
51.7 dBa
At 610 cycles per minute
58.1 dBa
Sound Pressure
At 100 cycles per minute
61.5 dBa
At 610 cycles per minute
67.7 dBa
334793A
31