The A-Series, family of proprietary thin-film reverse osmosis membrane elements are characterized by a good sodium chloride rejection.
AD Seawater Elements feature high-pressure construction, a fiberglass outer wrap and standard feed spacers.
AD Seawater Elements feature high-pressure construction, a fiberglass outer wrap and standard feed spacers.
Unit of Measure
Element Specification
Membrane |
N/A A-Series, Thin-Film Membrane (TFM™) |
Average Permeate Flow |
N/A 410 gpd1.5 m³/day |
Average NaCl Rejection |
N/A 99.6 % |
Minimum NaCl Rejection |
N/A 99.2 % |
Note |
N/A
Average salt rejection after 24 hours operation. Individual flow rate may vary +25%/-25%. Testing conditions: 32,000ppm NaCl solution at 800psi (5,516kPa) operating pressure, 77ºF, pH 7.5 and 7% recovery. |
Active Area |
N/A 26 ft²2.4 m² |
Outer Wrap |
N/A Fiberglass |
Part Number |
N/A 1223377 |
Dimensions and Weight
Dimension A (Length) |
N/A 40.0 in101.6 cm |
| Dimension B1 | N/A 0.75 inOD: 1.90 cm |
Dimension C (Outside Diameter) |
N/A 2.4 in6.1 cm |
Boxed Weight |
N/A 6.6 lb3.0 kg |
Operating and CIP parameters
Typical Operating Pressure |
N/A 800 psi5516 kPa |
Typical Operating Flux |
N/A 7 - 11 GFD12 - 19 LMH |
Maximum Operating Pressure |
N/A 1200 psi8268 kPa |
Maximum Continuous Operation Temperature |
N/A 122 ºF50 ºC |
Maximum Clean-In-Place (CIP) Temperature |
N/A 122 ºF50 ºC |
Optimum Rejection pH Range |
N/A 7.0 - 7.5 |
Continuous Operation pH Range |
N/A 4.0 - 11.0 |
Clean-In-Place (CIP) pH Range |
N/A 2.0 - 11.5 |
Maximum Pressure Drop Over an Element |
N/A 12 psi83 kPa |
Maximum Pressure Drop Per Housing |
N/A 50 psi345 kPa |
Chlorine Tolerance |
N/A 1,000+ ppm-hours, Dechlorination Recommended |
Feedwater |
N/A NTU < 1 SDI < 5 |
- 1 Internal diameter unless specified OD (outside diameter).
