Asahi/America Actuation-Electric & Pneumatic Asahi/America Actuation Actuator Packages State of the Art Design Ability to Interface In-House Manufacturing Specials Over 25 Years Experience Asahi/America Actuation Markets Water Purification Waste Treatment Chemical Landfills
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Series 92-Quartermaster Chief
Series 79- Pneumatic
State of the Art
Castings Strength Test
Ability to Interface
Electric Actuator Terminology
Rotates in one direction only and stops every 90 degrees
until signaled to move again.
Rotates clockwiseto open a valve and counterclockwiseto
close a valve.
Electric Actuator Design-Spur Gear
Main Output Gear
Duty Cycle is the ratio between actuator cycle time
and the “cool off” time required based on 100%
to avoid thermal cut out.
Example: 25% Duty Cycle means that the unit can
be cycled 25%of the time.
If the actuator is cycled for 1 minute continuously,
Necessary cool off time is 3 minutes.
Nema Ratings (Non Hazardous Locations)
Nema Ratings (Hazardous Locations)
Nema Ratings (Hazardous Location Class & Divisions)
Nema Ratings (Hazardous Class & Divisions)
Nema Ratings ( Hazardous Class & Divisions)
Wiring Schematic Series 92
Plastic (Glass filled Polyamide)
Pneumatic Actuator Terminology
Double Acting (Air to Air):
Requires air to open and air to close.
No fail position if air supply is lost.
Spring Return (Air to Spring):
Requires air to open only, once air is exhausted
springs close the valve.
Fail position open or close if air supply is lost.
Double Piston Rack & Pinion
Double O Ring Sealing
(Single Pole Single Throw)
Used for Solenoid Valves
(Single Pole Double Throw)
Used for one Electric Actuator
(Double Pole Double Throw)
Used for two Electric Actuators
Flow Control Loop
Set Point Controller