![White Knight AP40EXT3 泵高纯化学品循环](https://cdn.wkfluidhandling.com/wp-content/uploads/ap40ext3-1-450x370.jpg)
Overview
AP40EXT3 pumps are completely metal-free with PTFE and PFA fluid paths. These high-purity pumps distribute chemicals at temperatures up to 100°C (212°F), offer air supply pressures up to 4 Bar (60 psi), and are capable of up to 14 lpm flow rates.
Features & Benefits
- Metal-free PTFE and PFA liquid path
- Leak-proof, machined design
- No elastomer O-rings, no leaks, never retorque
- No lubrication in shift mechanisms
- No electric motors, which generate heat
- Pneumatic Logic™ minimizes pulsation and vibration
- Various liquid connection options
- Safe, leak-free operation due to no-metal design
- Ceramic in air shuttle valve
- Minimal parts for durable design
- Class 100 cleanroom assembly, testing, and packaging
- Easy to install and service
- Proven reliable to 200 million+ cycles
- No preventative maintenance during one-year warranty
Operation
APEXT3 pumps feature White Knight’s Pneumatic Logic™, a detent-free shuttle valve design that improves performance and reliability by minimizing vibration, pulsation and wear.
![](https://cdn.wkfluidhandling.com/wp-content/media/operation-models/shuttle-pump-operation-animation.gif)
Supply Air
Exhaust Air
Ambient Air
Liquid Suction
Liquid Discharge
Temperature Limits
![](https://cdn.wkfluidhandling.com/wp-content/media/temperature-limitations/ap-apfm-x-series-temp-limits.png)
Performance
![](https://cdn.wkfluidhandling.com/wp-content/media/performance-curves/ap40ext3-performance-curves.png)
Dimensions
![](https://cdn.wkfluidhandling.com/wp-content/media/dimensionals/ap40ext3-dimensionals.png)
Specifications
Model |
AP40EXT3 |
---|---|
Max Flow Rate* | 14 lpm (3 gpm) |
Size of Air Connection | 1/4, 3/8 or 1/8 in FNPT |
Displacement Per Cycle* | 0.189 liters (0.05 gal) |
Cycles Per Minute* | ≤ 80 |
Weight | 4.6 kg (10.2 lb) |
Suction Lift* | 1 m (3 ft) |
Sound Pressure** | 70.99 dB(a) 72.53 dB(a) |
Sound Power** | 59.11 dB(a) 60.74 dB(a) |
Max Pressure | 4 Bar (60 psi) |
Max Temperature | 100°C (212°F) |
Fluid Path Materials | PTFE / PFA |
Non-Fluid Path Materials | PTFE / PFA / PP / ceramic |
Stroke Detection Options | Fiber optic with or withough sensor, or solid state pressure switch |
Leak Detection Options | Fiber optic with or without sensor, or conductivity |
Electronic Control | Available |
Model |
AP40EXT3 |
*May vary depending on configuration. Suction lift diminishes over time. Recommended installation level less than 3 ft above source.
**dB Level at 60 psi 50CPM (top) and 60 psi maximum CPM (bottom). Sound Levels measured in accordance with ISO9614-2:1997.
***Dry-run capable PSASD030 and PSASD060 pumps require flooded suction and may have a reduced warranty unless prior arrangements are made with White Knight. Contact White Knight for details.