Walchem EWC31F1-PC Remote Control Pump with GFRPP Head, 4.3 GPH, 115 VAC, 50/60 Hz, Cole-Parmer (CAT#: STEM-DS-1111-LC)

The Walchem Diaphragm Metering Pump manufactured by Cole-Parmer allows programming of speed and input settings with the alphanumeric display and four-button keypad. The detachable control modules facilitate easy access and remote control.

Max Flow Rate (mL/min):270
Min Flow Rate (mL/min):2.16
Max Pressure (PSI):50
Suction Lift, Dry (in H₂O):60
Suction Lift, Dry (mm of H₂O):1524
Power (VAC):115
Power (Hz):50/60
Power (amps):1.4
Input:Contact closure
Wetted Materials:Alumina ceramic, fiberglass-reinforced polypropylene (GFRPP), fluoroelastomer, PTFE, PTFE bonded to EPDM
Inlet Connection:1/2" OD tubing
Outlet Connection:1/2" OD tubing
Repeatability:±1%
Accuracy:±1%
Max Temperature (° F):122
Max Temperature (° C):50
Viscosity, Max (cP):100
Height (in):10.5
Width (cm):14.6
Length (in):10.25
Height (cm):26.7
Width (in):5.75
Length (cm):26
UL(US) Regulatory Approval:Yes
UL(Canada) Regulatory Approval:Yes
CSA Regulatory Approval:Yes

As high as 360 strokes per minute to achieve smooth and efficient operation
Pumps prime within seconds after turned on; prime is maintained by two check valves (one on each side)
IP65 rated shell

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