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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.
Fluids |
Water, Cutting fluids, Aceite, Bilge water, Coolant, Ph neutral fluids |
Fluid outlet |
1/2" NPSM (F) |
Delivery per cycle |
0.2 l (0.05 gal) |
Fluid inlet |
1/2" NPSM (F) |
Wetted materials |
Hytrel, Aluminium, Stainless steel, PTFE, Stainless steel (AISI 316) |
Weight |
3.5 kg (7.72 lb) |
Maximum dry suction head |
6 m (20 ft) |
Maximum wet suction head |
8 m (26 ft) |
Air inlet |
3/8" NPSM (F) |
Pump size |
1/2" |
Pressure ratio |
1:1 |
Air pressure operating range |
1.5 - 8 bar (20 - 120 psi) |
Maximum free flow delivery |
50 l/min (14 gal/min) |
Solids in suspension maximum size |
3 mm (0.12 ") |
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 |