As the bellows moves, it shifts a beam and flapper. This changes the pressure in the relay, which then sends air to the actuator to move the valve.
The is a legacy pneumatic valve positioner commonly used to provide a valve position proportional to a 3 to 15 psi (0.2 to 1.0 bar) pneumatic input signal. While newer models like the Fisher 3660 Go to product viewer dialog for this item. or digital Go to product viewer dialog for this item. Fisher 3560 Valve Positioner Manual Pdf
"Valve fails to stroke?" The manual provides a flow chart to check nozzle back-pressure and flapper alignment. "Hunting at mid-travel?" The manual guides you on tightening the range spring. While newer models like the Fisher 3660 Go
It is highly durable and capable of withstanding harsh industrial environments and continuous mechanical vibration.
Emerson offers a mobile app (MyEmerson) that contains the entire library. You can download the manual to your phone or tablet for field referencing.
In the world of industrial process control, few names command as much respect as . A brand under Emerson Automation Solutions, Fisher valves and positioners are the backbone of refineries, power plants, and chemical processing facilities worldwide. Among their pneumatic workhorses is the Fisher 3560 Valve Positioner .