5000 Series Pneumatic Positioner0 pages

Accurate Valve Positioning Features

The Posi-flate >
5000 Series Pneumatic Positionerprovides accurate valve positioning with advanced
features.It may be used with 3-15 PSI pneumatic
control signals (as shown), or fitted with one of
three current-to-pressure transducers for 4-20 mA
signal inputs.The pneumatic positioner is available
with many options including limit switches, position
feedback transmitter and a visual dome indicator. Non-interactive span adjustment. Reducescalibration time. Adjustable gain. Allows positioner sensitivity adjustment without removing or replacing components. Corrosion-resistant materials .All exposed parts are constructed of heavy-duty anodized aluminum. >

Applications

Captive cover screws. Permits calibration without potential for losing screws. A high spool valve, plus an adjustable gain system,
make the pneumatic positioner well suited for use
with all pneumatic rotary actuator types including
rack-and-pinion, heavy duty and others.The positioner housing is constructed from durabledie-cast aluminum and treated with a dichromate
undercoat and polyester powder top coat for
protection against the toughest applications in all
process industries. Optional visual dome indicator. Provides fully adjustable, high-contrast, full-angle viewing of
valve position. Field upgradable - to any of three electro-pneumatic options without removing the cover.Switches or a position transmitter can be installed in the field by replacing the shaft and adding modular cards. Vibration resistant .Low spool mass, outboardspool bearings and locking calibration adjustments provide reliable operation under high vibration. >