Installation, Operation and Maintenance Manual
󲷇H-A069-E󲷈 Ball Valve Type2121α Pneumatic Actuated Type AR 15-50mm (1/2”-2”) 21
3) Adjustment of opening / closing speed procedure
- Be sure to lock the handle (adjustment knob) of the speed controller after adjustment.
- Avoid excessive tightening of the handle (adjustment knob) of the speed controller.
(The speed controller can be damaged.)
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Double acting type
Procedure
1) Supply the air to the solenoid valve.
2) Open and close unlock the handle (adjustment
knob) of both speed controllers.
- In case of model AS2201FG, pull it up the
handle with fingers.
- In case of solenoid valve, hold the adjustment
knob with fingers and loosen the lock nut with
a wrench.
3) Rotate the handle (adjustment knob) clockwise
until it stops turning.
4) Open the solenoid valve by energizing it.
5) Rotate the handle (adjusting knob) of the open side
speed controller little by little counterclockwise.
6) Turn off solenoid valve and perform closing
operation.
7) Rotate the handle (adjusting knob) of the close side
speed controller little by little counterclockwise.
8) Repeat item 4) to 7) to adjust the opening / closing
speed required.
9) Open and close lock the handle (adjustment knob) of both speed controllers.
- In case of model AS2201FG, push the handle with fingers.
- In case of solenoid valve, hold the adjustment knob with fingers and fasten the lock nut
with a wrench.
(With solenoid valve)
(With AS2201FG)
Ca󲘢󲘡i󲘜󲘛
Ca󲘢󲘡i󲘜󲘛
Open side
Close side
Handle
(Push-lock type)
Speed
down
Speed up
A
djustment
knob Speed
down
Speed up
Open side
Close side
Locking nu
t
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