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Double diaphragm air-operated pumps for dosing, spraying, transporting, evacuating, and dispensing a range of fluids. Ideal for common applications requiring low to moderate 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.
Wetted materials |
Stainless steel (AISI 316), Stainless steel, NBR, Aluminium |
Maximum dry suction head |
6 m (20 ft) |
Solids in suspension maximum size |
3 mm (0.12 ") |
Fluids |
Waste oil, Diesel, Aceite, Coolant |
Air inlet |
3/8" NPSM (F) |
Maximum free flow delivery |
50 l/min (14 gal/min) |
Fluid outlet |
1/2" NPSM (F) |
Maximum wet suction head |
8 m (26 ft) |
Weight |
3.5 kg (7.72 lb) |
Fluid inlet |
1/2" NPSM (F) |
Air pressure operating range |
1.5 - 8 bar (20 - 120 psi) |
Pump size |
1/2" |
Pressure ratio |
1:1 |
Delivery per cycle |
0.2 l (0.05 gal) |
Certification |
ATEX |
Product code |
Diaphragms |
Balls |
Seats |
Other wetted materials |
Air motor |
Fluid Path |
DF50ASSTSTTBAS |
PTFE |
PTFE |
Stainless steel (AISI 316) |
Stainless steel |
Aluminium |
Stainless steel (AISI 316) |
DF50AASTSTTBAS |
PTFE |
PTFE |
Stainless steel (AISI 316) |
Stainless steel |
Aluminium |
Aluminium |
DF50ASSTSSTBAS |
PTFE |
Stainless steel (AISI 316) |
Stainless steel (AISI 316) |
Stainless steel |
Aluminium |
Stainless steel (AISI 316) |
DF50AASTSSTBAS |
PTFE |
Stainless steel (AISI 316) |
Stainless steel (AISI 316) |
Stainless steel |
Aluminium |
Aluminium |
DF50AASVSTHBAS |
Hytrel |
PTFE |
Stainless steel (AISI 316) |
Stainless steel |
Aluminium |
Aluminium |
DF50AASESTMBAS |
Santoprene |
PTFE |
Stainless steel (AISI 316) |
Stainless steel |
Aluminium |
Aluminium |
DF50AASNSNNBAS |
NBR |
NBR |
Stainless steel (AISI 316) |
Stainless steel |
Aluminium |
Aluminium |