Электропневматический позиционер Fisher™ 3620J

The positioner provides accurate, fast response and can withstand the vibrations of most plant environments.;With the cover removed, zero span and cross-over adjustments are easily accessible and can be made with a screw driver.;Easily adjustable minor loop gain fine tunes the positioner to optimize dynamic response for each specific actuator size and application.;Changes in supply pressure have minimal effect on positioner operation.;Case, components, and gasket materials withstand harsh environments. Positioner bleed air purges internal parts and actuator housing for additional protection.;Simple adjustments permit switching between direct and reverse action; no additional parts are required.