Asahi/America
Pneumatic Actuators
Stainless Steel
Plastic
Aluminum
Asahi/America
Pneumatic Actuators
Topics:
Design & Function
Competitive Actuators
Features&Benefits
Accessories
Engineering Specifications
Asahi/America
Pneumatic Actuators
Double Piston Rack & Pinion
Namur Dimensions
Piston
Rack
Concentric
Springs
Pinion
Double O Ring Sealing
Asahi/America
Pneumatic Actuators
Air Open Spring Close (Single Acting)
Inlet A
Asahi/America
Pneumatic Actuators
Air Open
90º
Springs Fully
Compressed
0º
Air
Constant Supply Air
Inlet A
Air
Asahi/America
Pneumatic Actuators
Spring Close
Springs Fully
Extended
Inlet A
90º
0º
Air Exhaust
Asahi/America
Pneumatic Actuators
Air Open/Air Close (Double Acting)
Inlet A
(Open)
Inlet B
(Close)
Asahi/America
Pneumatic Actuators
Air Open
90º
Pistons Fully
Extended
0º
Air
Supply Air
Inlet A
Air
Asahi/America
Pneumatic Actuators
Air Close
90º
Pistons Retracted
0º
Air
Supply Air
Inlet B
Air
Air Channel to
opposite side of
pistons
Asahi/America
Scotch Yoke-Pneumatic Actuator
Piston
Crank
Torque Output
Cylinder
Asahi/America
Scotch Yoke-Pneumatic Actuator
Scotch-Yoke Type:
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
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Internal components subject to play
Poor Throttling Characteristics
Overall length is very large (Spring
Return)
Low Output Torque for Physical Size
Potential Side Loading (Support
Required)
Single O-ring, steel-plated shaft
Asahi/America
Vane Type Pneumatic Actuator
Cylinder Seal
Housing
Vane
Air Close
Air Open
Shaft
Asahi/America
Vane Type Pneumatic Actuator
Vane Type:
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Short cycle life
Prone to air leakage between vane and
cylinder
Single O-ring shaft
Spring Return Models (Require External Spring
Pack)
Mounting Dimensions: do not meet ISO or
Namur standards
Asahi/America
Pneumatic Actuators
Standard Features:
Ball Valves & Multiports: ½” - 6”,
Butterfly Valves:
1½” - 24”
Double Piston, Double Rack & Pinion
Visual position indicator
Extended Shaft
Concentric spring sets (spring return versions)
Asahi/America
Pneumatic Actuators
Unique Features:
Nylon-coated (10 mil) Aluminum,
Polyamide glass filled or 316SS body
Polyarilamide Pistons& Rack (sizes A-E)
Pinion-Aluminum (Cataphoresis coated)
Stainless steel shaft with double O-ring
seal
ISO & Namur mounting dimensions
Star Drive Output Shaft
Asahi/America
Pneumatic Actuators
Engineering Specifications:
Aluminum,Polyamide glass filled or 316SS
body
303SS shaft with double O-ring seal
Temperature range: 25° F - 450° F
Nitrile O-rings
Star Drive Output Shaft
Asahi/America
Pneumatic Actuators
Engineering Specifications:
Output Torque's: 60 to 17,000 in-lbs..
Supply air: 80 psi (min.) to 120 psi (max.)
Air connections: ¼” NPT
Mounting Dimensions: ISO & Namur
Asahi/America
Pneumatic Actuators
Total Flexibility:
Declutchable Manual
Override
180° Rotation
High Temperature
Construction
Limit Switches
Positioners
Travel Stops
Bus Systems
Asahi/America
Pneumatic Actuators
Solenoid Valve
Limit
Switch
Travel
Stop
Asahi/America
Pneumatic Actuators
Solenoid Valve
DUAL MANUAL
OPERATOR
STAINLESS STEEL
HARDWARE
EXPLOSION
PROOF COIL
AC/DC
INTERCHANGEABLE
INTEGRAL LINEAR
FLOW CONTROLS
(METERING)
INTERNAL BREATHER
BLOCK
3 WAY/4 WAY
SELECTION GASKET
DELRIN SLIDE/
CERAMIC FLOW PLATE
STAINLESS STEEL
INSERT
MOUNTING BOLTS
Asahi/America
Pneumatic Actuators
(Declutchable Gear Operator)
Lever Lock
Engagement
Lever
Handwheel
Asahi/America
Pneumatic Actuators
K-10-Positioner
Remote Calibration
Visual Indication
Input/Output Gauges
Asahi/America
Pneumatic Actuators
K-10-Positioner
Unique Features:
ZipCal-3 Minute Calibration
K-Base Performance Validation Reports
Spool Accessed from Exterior of Enclosure
Two Moving Parts (Spool&Shaft)
4-20mA Input&Output(Standard)
Hall Effect Sensor
Nema4x-Corrosion Resistant Enclosure
Hand Held Remote Calibration
PROXIMA
Calibration Area
Position Indicator
LED Lights
PROXIMA
Adjustment Pots
Dip Switches
PROXIMA
PROXIMA
Input & Output Gauges
External Spool Assembly
4-20 mA input&output
PROXIMA
Hall Effect Sensor
Asahi/America
Pneumatic Actuators
PROXIMA-Positioner
Performance:
Output-4-20mA(Proportional to stem position)
Voltage-12-35 VDC (Reverse Polarity Protected)
Resolution-(Infinite)
Linearity-(+1% Max.deviation from straight line)
Hysteresis-(Negligible)
Temp. Range-(-40F to 185F)
Asahi/America
Pneumatic Actuators
ICoT-Positioner
Asahi/America
Pneumatic Actuators
ICoT-Positioner
Asahi/America
Pneumatic Actuators
ICOT-Positioner
4 to 20mA Position
Transmitter
Same unit for linear or
rotary applications.
20 micron inlet filter
Three pressure
gauges
Single acting, double
acting or air assisting
actuation.
Optional Integrated
Components:
 Position Sensors
 Emissions Monitor
 Solenoid Valve
Asahi/America
Pneumatic Actuators
ICoT-Positioner
With Feedback
Signals Now
Being Electrical
Rather Than
Mechanical, The
Positioner Is No
Longer Required
To Be Mounted
On The Valve.
Advantageous
For Extreme
Vibration and
Temperature
Icot mounted
remote from
valve
Asahi/America
Pneumatic Actuators
ICoT-Positioner
Various Length
Triggers Systems
0.300” to 48.0
inch Strokes.
No Troublesome
Rotary / Linear
Conversion
Linkage Kits.
Asahi/America
Pneumatic Actuators
ICoT-Positioner
Linear Type
Rotary Type
No Linkage to wear, or misalignment
Increased Accuracy and reliability of Feedback
Asahi/America
Pneumatic Actuators
ICoT-Positioner
• Ease of maintenance
Only two components:
• Electronic Canister
• IP Transducer.
• Min. spare parts required
• Allows future upgrades
Asahi/America
Pneumatic Actuators
ICoT-Positioner
Features:
Non-Contact Positioning.
Remote Mounting Ability.
Electronic Speed Control.
Push Button Calibration for Speed &
Accuracy.
Linear & Rotary Applications From One
Positioner Package.
Asahi/America
Pneumatic Actuators
ICoT-Positioner
Process Benefits:
Increased Accuracy and Sensitivity
(Minimal Hysteresis)
Speed Of Response, Speed Control.
 Tighter Control Of Process Loop.
 Quality Of Process Output Increased.
Reliability Increase.
 Lower Down Time For Maintenance &
Re-Calibration.
Asahi/America
Pneumatic Actuators
ICoT-Positioner
Handheld communicator
Full Calibration of Positioner from any point on
the loop, at the Instrument or I/O Card.
Asahi/America
Pneumatic Actuators
Pneumatic Actuator Sales Questionnaire
The following questions need to be asked
to make a proper recommendation:
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Air to Air or Air to Spring ?
Supply Air Available ?
On/Off , Modulating ?
Solenoid Nema Rating ?-IV or VII
Environment ?-Temp,Corrosion Resistance
Feedback ?-Switches -IV or VII
Positioner ?-3-15 psi or 4-20 ma (Analogue or Digital)