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Fisher 656 Direct-Acting Diaphragm Actuator

Rp123000.00

The Fisher 656 diaphragm actuators are designed for small to medium thrust applications, typically for bracket-mounted installations. This includes operations on butterfly valves, turbine valves, louvers, dampers, and other similar equipment. These actuators provide reliable control with spring-return actuation and are ideal for various industrial and process control systems.

Key Features

  • Maximum Thrust: Capable of producing up to 5.3 kN (1,200 lbf) of thrust depending on construction, offering reliable performance in a range of applications.

  • Stroke Length: Available with strokes of up to 105 mm (4 1/8 in), depending on size.

  • Mounting Flexibility: Four tapped holes in the actuator base allow for either bracket or plate mounting, offering versatility in installation.

  • Spring Selection: A wide range of springs is available, enabling quick and precise selection for nearly any control application.

  • Durability: Rugged yoke and casings provide stability and protection against corrosion, ensuring long-term reliability.

  • Manual Override: Available with a top-mounted handwheel for manual override, ensuring control in the event of power failure or for maintenance purposes.

Specifications

  • 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