1½” Pneumatic Double Diaphragm Pump

Samoa 1½” Pneumatic Double Diaphragm Pump

Samoa 1½” AODD Pump, DF250, Aluminum-Hytrel-PTFE

Double diaphragm air-operated pumps for dosing, spraying, transporting, evacuating, and dispensing a range of fluids. Suitable for common applications requiring medium flow rates. Built for the most demanding applications, very durable metal pumps. For use in potentially explosive environments (Ex II2 GD IIB/IIC 95 °C), this model is a fully groundable ATEX-certified pump.

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Technical Data
Capacity Chart
Dimension
Model Box

Pump size	1 1/2"
Fluids	Coolant, Bilge water, Ph neutral fluids, Aceite, Water, Cutting fluids, Hydraulic oil
Fluid inlet	1 1/2" BSP (F) / DIN2576 PN-10 DN40
Wetted materials	Stainless steel, Hytrel, Stainless steel (AISI 316), PTFE, Aluminium
Solids in suspension maximum size	6 mm (0.18 ")
Air inlet	1/2" NPSM (F)
Maximum wet suction head	8 m (26 ft)
Pressure ratio	1:1
Certification	ATEX
Fluid outlet	1 1/2" BSP (F) / DIN2576 PN-10 DN40
Weight	20 kg (45 lb)
Delivery per cycle	1.2 l (0.32 gal)
Maximum free flow delivery	250 l/min (66 gal/min)
Maximum dry suction head	5 m (16 ft)
Air pressure operating range	1.5 - 8 bar (20 - 120 psi)

Product code	Diaphragms	Balls	Seats	Other wetted materials	Air motor	Fluid Path
DF250AASVSTHBAS	Hytrel	PTFE	Stainless steel (AISI 316)	Stainless steel	Aluminium	Aluminium
DF250AASNSNNBAS	NBR	NBR	Stainless steel (AISI 316)	Stainless steel	Aluminium	Aluminium
DF250AASTSSTBAS	PTFE	Stainless steel (AISI 316)	Stainless steel (AISI 316)	Stainless steel	Aluminium	Aluminium
DF250AASTSTTBAS	PTFE	PTFE	Stainless steel (AISI 316)	Stainless steel	Aluminium	Aluminium
DF250AASESTMBAS	Santoprene	PTFE	Stainless steel (AISI 316)	Stainless steel	Aluminium	Aluminium