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Fisher 656 Direct-acting diaphragm actuator

Fisher™ 656 diaphragm actuators provide small to medium thrust output for bracket-mounted applications. Such applications include operation of butterfly valves and built-in turbine valves, louvers, dampers, and other similar equipment.

Fisher JALOSTAMO TUOTTEET YDINVOIMALOIHIN

Product Bulletin Fisher 656

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Taneli Luhanko
Inside Sales Engineer
Phone. 0207 416 202
Mob. 040 757 4208

Taneli.Luhanko@askalon.fi

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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

Maximum thrusts of up to 5.3 kN (1,200 lbf) can be produced, depending on construction.
Depending on size, strokes of up to 105 mm (4 1/8 in) are available.
Four tapped holes in the actuator base permit either bracket or plate mounting.
A wide spring selection is available for nearly any control application.
Rugged yoke and casings provide stability and corrosion-resistant protection.
Available with a top-mounted handwheel for manual override control.

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Fisher 656 Direct-acting diaphragm actuator

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