Overview of Pneumatically Actuated Valves
Pneumatically actuated valves are engineered to operate effectively even at ultra-low pressures, reaching down to less than 1 x 10⁻⁹ torr. These valves are constructed from 316Ti stainless steel, featuring robust formed bellows that can withstand up to 10 million cycles, ensuring durability and reliability in various applications.
Performance Specifications
Designed for high performance, these valves can be baked to temperatures of 100°C, making them suitable for environments that require heat treatment. They boast a leak rate of less than 1 x 10⁻⁹ mbar l/sec, highlighting their efficiency in maintaining pressure integrity.
Operating Mechanism
The valves operate in a single-acting configuration, utilizing air to open while employing a spring mechanism to close. This design ensures quick response times and reliability during operation.
Additional Features
For enhanced functionality, optional reed switch position indicators are available, providing clear feedback on valve status. Additionally, TFM offers a choice of control solenoids, including a 24VDC option, with other voltage specifications also available to meet specific requirements.
Specifications Table
Manufacturer | TFM |
---|---|
Pressure | Torr 7.520 x 10-10 Torr mbar 1.000 x 10-9 mbar |
Rates | Leak Rate 1.000 x 10-9 mbar*L/s 7.520 x 10-10 Torr*L/s |
Temperature | Actuator 100 ºC 212 ºFClosed Bake 100 ºC 212 ºFOpen Bake 100 ºC 212 ºF |
Actuator Type | Pneumatic Single Acting |
Solenoid Kit Included | No |
Bonnet Seal Type | Fluorocarbon (FKM) |
Valve Body Material | HE30TF Al |
Poppet Material | Fluorocarbon (FKM) |
Shaft Seal | Bellows |
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