Air-operated Double Diaphragm Pumps
2-inch Metal AODD Pump Series
A 2-inch (51 mm) air-operated double diaphragm pump with larger fluid passages for higher throughput up to 568 L/min (34.08 m³/h) at fluid pressures to 120 psi (8.4 bar), offered in polypropylene and PVDF with an epoxy coating for demanding service.
Selection support
- Share flow rate, pressure, medium, temperature and material requirements.
- We can support pump selection, dosing package configuration and spare parts matching.
- Detailed English datasheets and quotations are available for priority models on request.
Technical details
Larger fluid passages, higher flow rate
- Fluid pressure up to 120 psi
- Epoxy coating withstands harsh working environments
Technical Specifications
| Maximum working fluid pressure | 120 psi (8.4 bar, 0.84 MPa) |
| Air inlet pressure range | 20-120 psi (1.4-8.4 bar, 0.14-0.84 MPa) |
| Maximum air consumption | 175 scfm (4.9 m³/min) |
| Air consumption at 70 psi / 60 gpm | 60 scfm (1.7 m³/min) |
| Maximum free-flow rate | 568 L/min (34.08 m³/h) |
| Maximum cycle rate | 145 cpm |
| Displacement per cycle | 1.03 gal (3.90 liter) |
| Maximum suction lift, dry (DF2666) | 20 ft (6.1 m) |
Values vary depending on the combination of seats, balls and diaphragms.
| Maximum solids handling | 1/4 in. (6.3 mm) |
| Noise level at 70 psi and 50 cpm | 78 dBA |
| Air inlet size | 1/2 in. NPT (f) |
| Fluid inlet/outlet size (polypropylene and PVDF) | 2 in. NPT (51 mm) ANSI flange |
| Weight, polypropylene pump | 49 lbs (22 kg) |
| Weight, PVDF pump | 68 lbs (31 kg) |
| Dimensions (polypropylene and PVDF) | 19.7 in. W x 25.75 in. H x 12.5 in. D (501.3 mm W x 654.1 mm H x 317.5 mm D) |
| Mounting hole pattern | 6 in. (152.4 mm) x 6 in. (152.4 mm) |
| Operating manual (polypropylene and PVDF) | 308-550 |