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White Knight - Model PSA Series -High-Purity Bellows Pump
PTFE and PFA Pumps Capable of 100°C with On-Board Shuttle Valve. PSA Series pumps are the ideal solution for ambient temperature, ultra-pure recirculation and delivery applications. These PTFE and PFA pumps are completely metal free and operate with a unique shuttle valve that eliminates the need for complicated detents and manual resets. They perform safely and reliably running continuously throughout their two-year warranty. They offer air supply pressures up to 7 Bar (100 psi) and operate in thermal cycling applications with fluid temperatures up to 100°C (212°F). The pumps are available in four models, PSA015, PSA030, PSA060 and PSA140, which are capable of maximum flow rates of 15, 30, 60 and 140 lpm, respectively.
- 100% Metal-Free
- Process-safe PTFE/PFA flow paths
- Leak-proof, machined design
- No O-rings; never retorque
- No lubrication in shift mechanisms
- No impellers or magnets in fluid path
- Pneumatic Logic™ minimizes liquid pulsation and pump vibration
- Various liquid connection styles and sizes
- Safe, leak-free operation due to no-metal design
- Polypropylene heads and ceramic in air shuttle valve
- Minimal parts for durable design
- Class 100 cleanroom assembly, testing, and packaging
- Easy to install and service
- Robust bellows allow for supply pressure of 7 Bar (100 PSI)
- Dead-head capable operation
- No preventative maintenance during two-year warranty
PSA Series pumps feature White Knight’s Pneumatic Logic™, a detent-free shuttle valve design that improves performance and reliability by minimizing vibration, pulsation and wear.
