ACTUATORS
Fisher Actuator
Fisher 685 Series Piston Actuators
Fisher 685 series piston actuators provide medium to high thrust output for a variety of medium to very large Fisher sliding-stem valves, including the easy-e™, HP, EH, FB, and 461 valves. The double-acting design of the actuator results in stiff, precise positioning. Spring-return constructions are also available and offer a fail open or closed mode of operation when paired with a valve.
Features
- Depending on size, strokes of up to 610 mm (24 in) are available.
- The double-acting construction allows for stiff, precise positioning.
Detail Specification
Valve Type | Angle Valve, Globe Valve |
Control Type | Throttling, Positioning |
Actuation | Double-acting, Spring-return, Linear |