Details:

Fisher™ M Series Handwheel Gear Actuator

Fisher M series handwheel gear actuators are totally enclosed, weatherproof, worm gear actuators used for reliable manual operation with Fisher A11, A31A, and 8560 high performance Butterfly valves. The M series actuator consists of a body housing, cover, worm gear, input shaft, and handwheel and the housing is grease-packed.

Specifications

ActuationQuarter-turn, ManualCertificationsPED, CUTR, ATEXControl TypeOn/Off, PositioningOperating TemperatureStandard TemperaturePower SourceManualProcess ControlOn/Off, Positioninging, PositioningValve TypeBall Valve, Butterfly Valve, Eccentric Plug Valve, Triple Offset ValveOther ConfigurationsContact your local Emerson business partner or sales office to learn about additional specifications or options for this product.

Features

Rugged construction provides stability and corrosion resistance. The unit is totally enclosed for weatherproof operation.Two adjustable stops are located in the housing for correct adjustment of disk position. The actuator is inherently self-locking, unless subjected to high vibration.Provides for five degrees of overtravel in both directions for precise positioning of the valve disk.