DUODOS (air-operated diaphragm)

ProMinent DUODOS air-driven double diaphragm transfer pump with no electrical components, for liquid chemicals; the capacity is controlled by changing the air supply pressure (max. 7 bar, oil-free operation). Models UP03, UP05 and UP10 deliver 0 to 1,200, 3,000 and 12,000 l/h at 2 bar differential pressure; PP version 10 to 80 °C, PVDF version -13 to +93 °C, viscosity up to 200 mPa·s.

Key technical parameters

• Flow rate: up to 12,000 l/h (2 bar differential)
• Air pressure: max. 7 bar
• Fluid temperature: -13 to +93 °C
• Viscosity: up to 200 mPa·s
• Drive: Compressed air

Media handled

• Liquids: Chemicals, Acid, Alkali
• Media properties: Low viscosity, Corrosive

Applications and industries

• Chemical transfer
• Drum and tank emptying