Pneumatic actuator PA11-21

Pneumatic full plastic actuators PA11/21 can serve you in many ways. They are available with or without stroke limiter as well as in the different modes of operation.

Range: PA11 from d16DN10 up to d32DN25 and PA21 from d40DN32 up to d63DN50.

Thanks to the new position indication with integrated NAMUR interface – accessory assembly to our PA11/21 is as easy as it gets.

Naturally the flange interface also corresponds to the NAMUR standard. Therefore third party valves are no problem.

Dimensions: PA11 from d16DN10 up to d32DN25 and PA21 from d40DN32 up to d63DN50
Nominal torque: 10 Nm (7.4 lb. ft.)
Peak torque: 20 Nm (15 lb. ft.)
Cycle time: 1 - 2 s, with throttle valve up to 5 s
Operation pressure max.: 7 bar (101 psi)
Working principle: Rack and pinion
Operation media: Neutral, non corrosive gasses (fluids on request)
Modes of operation: Fail-safe to close (FC), Fail-safe to open (FO), Doule actuating (DA)
ISO 5211:
PA11: F04
PA21: F05

Options:

position feedback
digital positioner
connection to AS-i bus system available
adapter for F04 and F05 interface

Advantages:

robust PP-GF housing
full plastic actuator
position indicator with integrated NAMUR interface
fast cycle times
very good price-performance ration for all types
multi functional modul available with different limit switch types

PA11/PA21 - technical information