Installation, Operation and Maintenance Manual
󲷇H-A058-E-12󲷈 Diaphragm Valve, True Union Diaphragm Valve (15-50mm, 1/2”-2”) Pneumatic Actuated Type AI
20
Single action type
Spanner wrench
The actuation type changes the speed-adjustable direction.
Single action
Opening speed
Closing speed
Air to open type
Not adjustable
Adjustable
Air to close type
Adjustable
Not adjustable
Procedure
1) Turn right the adjustment knob of the solenoid valve fully.
* Avoid excessive tightening.
(The speed controller can be damaged.)
2) Supply the air to the solenoid valve.
3) Apply regular rated voltage to solenoid valve, and turn left
the open side adjustment knob little by little.
4) Turn off the solenoid valve, and turn left the close side
adjustment knob little by little.
5) Repeat item 3), 4) to adjust the opening / closing speed
required.
6) When the adjustment is finished, fix the adjustment knob
with locking nuts.]
* Avoid excessive tightening.
(The locking nut can be damaged.)
Necessary items
For Single action type with speed controller
Speed up
Locking nut
Adjustment knob
Speed duwn
Close side
Not used
Adjustment knob
Locking nut
Open side
Soeed down
Speed up
Not used
For Air to close type with solenoid valve
For Air to open type with solenoid valve
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