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40/41 Series

The 40 Series pneumatic (3-15 psi) and 41 Series electro-pneumatic (4-20mA) rotary positioners are advanced control devices which provide unparalleled stability in difficult environments.

The 40/41 Series has a unique magnetic 4-20mA I/P converter which provides automation compensation for supply pressure, atmospheric pressure and ambient temperature changes, and is unaffected by electromagnetic fields.


Features & Benefits




Rugged aluminum housing with a triple corrosion-resistant interior and exterior coating that resists harsh environments
Bleed pilot valve reduces air consumption by more than 50%
Precise calibration with simple SPAN and ZERO adjustments
Unique magnetic 4-20mA I/P converter provides automation compensation for supply pressure, atmospheric pressure and ambient temperature changes, and is unaffected by electromagnetic fields
Precision zero-hysteresis coupling system provides superior accuracy and repeatability by eliminating "slop"
Stainless steel gauges standard