Fisher™ 3025 Spring Opposed Diaphragm Actuator New & Original with very competitive price and One year Warranty
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Fisher™ 3025 Spring Opposed Diaphragm Actuator New & Original with very competitive price and One year Warranty
Fisher 3025 diaphragm actuators provide small to medium thrust output for Fisher sliding-stem valves, including the easy-e™, HP, EH, and 461 valves.
The 3025 is capable of long strokes of up to 200 mm (8 in) and includes bias springs to allow for a mechanical fail mode.
Direct or reverse-acting operation is also available.
Actuation
Spring-return, Linear
Certifications
PED, CUTR, ATEX
Control Type
On/Off, Throttling, Positioning
Operating Temperature
Standard Temperature
Power Source
Pneumatic
Process Control
On/Off, Throttling, Positioning
Valve Type
Angle Valve, Globe Valve
Fisher 3025 Size P460‐200, P462 and P900 spring opposed diaphragm actuators position the valve plug in the valve body in response to varying
controller or valve positioner pneumatic output signals applied to the actuator diaphragm.
They can be specified as either direct, e.g. air‐to‐close, or reverse acting e.g. air‐to‐open (see figure 1).
These actuators are designed to provide dependable on‐off or throttling operation of automatic control valves.
The size P462 is available for travels up to 120 mm, 4.75 inches with air‐to‐open and air‐to‐close action.
The size P460‐200 is available for travels up to 200 mm, 8 inches with air‐to‐open and air‐to‐close action.
The size P900 is available for travels up to 120 mm,
4.75 inches with air‐to‐open and air‐to‐close action.
Features :
Long Travel Capability—Suitable for valves with valve plug travels of up to 200 mm (8 inches).
Application Versatility—Yoke boss mountings, travel stops, and manual operators are available for nearly any control valve requiring longer valve plug travels.
Positive Connections—Split block stem connection provides for a solid transfer of motion while allowing easy mounting, and it includes no linkages to create lost motion and inaccurate valve positioning.
Reversible Construction—Actuator action can be easily changed on site without need of additional parts.
Long Service Life—Rugged steel construction provides stability and corrosion protection.
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