Pneumatic Actuators

Chemline P Series Pneumatic Actuators offer economical quarter turn actuation for all sizes of Chemline Ball and Butterfly Valves. The plastic (Polyamide‡) body units compliment Chemline valves in an “all-plastic” actuated valve package. Control accessories of similar plastic construction are available.

P Series is one in a range of actuators specially selected for Chemline ball and butterfly valves. Hardware kits are available for mounting of actuators in the field. Chemline also offers complete actuated valves, fully assembled and bench tested.

Long Cycling Life
• Double O-ring shaft seals.
• Massive teeth engagement between racks and pinion.
• Balanced internal forces.
• Minimal backlash and no play in parts.

Compact, Simple Design
• Double piston, double rack and pinion design supplies constant torque output.
• All porting is integral.

Light Weight
• High torque to weight ratio.

Standard ISO and NAMUR Dimensions
• Permits easy mounting of control accessories to actuator and actuator to valve.

Options:

Solenoid Valves
• Brass, aluminum or plastic with different voltages, optional speed controls.

Limit Switch Boxes
• CSA approved with mechanical or proximity switches, NEMA 4X or 7, optional high visibility beacon.

Positioners
• For 3-15 psi or 4-20 mA signal inputs.

Other Accessories
• Travel stops, filter/regulator sets, etc.

†    Largest Double Acting unit will power up to 24". Largest Spring Return will power up to 18".
*    Output torques at 80 psi control pressure, end-of-spring stroke for Spring Return.
‡    50% Glass Reinforced Polyamide, also know as “Nylon 66”.

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