1½” Pneumatic Double Diaphragm Pump

Samoa 1½” AODD Pump, DF250, Aluminum-buna-n-buna-n (flow)

Dosing, spraying, transferring, evacuating, and spreading a range of fluids are all possible using air-operated double diaphragm pumps. Perfect for typical applications requiring medium flow rates. extremely durable metal pumps made for the most demanding applications. This particular model is an Ex II2 GD IIB/IIC 95 °C certified ATEX pump that is completely groundable.

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Technical Data
Capacity Chart
Dimension
Model Box

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

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