Original
By certification 
Introduction
The rack and pinion type pneumatic actuator controls the valve by the gear shaft rotating movement, which is driven by the meshing movement of the rack and the gear by the piston.
Features
A. CE certificate and According with international Standards, such as NAMUR,ISO5211 and DIN.
B. Integrated Design with Stable Quality.
C. Dual Piston rack and Pinion Design with High Output Power.
D. Multi-position Indicator, On-site Visual Instruction.
Product |
Rack and Pinion Pneumatic Actuator |
Structure |
Rack and Pinion Rotary Actuator |
Rotary Angle |
0-90 Degree |
Air Supply Pressure |
2.5-8 Bar |
Actuator Body Material |
Aluminum Alloy |
Surface Treatment |
Hard Anode Oxidation |
Operating Temperature |
Standard Temperature:-20℃ ~ 80℃ |
Connection Standard |
Air interface: NAMUR |
Application |
Ball Valve, Butterfly Valve & Rotary Machines |
Cover Color |
Blue,Black,Orange,Red & Customized Colors as Customer needs |
Components & Materials
Part |
Each |
Part Name |
Standard Materials |
Selected Materials |
01 |
1 |
Left Cover |
Aluminum |
Stainless Steel |
02 |
1 |
Right Cover |
Aluminum |
Stainless Steel |
03 |
1 |
Body |
Aluminum |
Stainless Steel |
04 |
2 |
Piston |
Aluminum |
---- |
05 |
1 |
Output Shaft |
Carbon Steel |
Stainless Steel |
06 |
1 |
Cam adjustment |
Stainless Steel |
---- |
07 |
2 |
O-ring(Cover) |
NBR |
Fluorine or Silicone Rubber |
08 |
2 |
O-ring(Piston) |
NBR |
Fluorine or Silicone Rubber |
09 |
1 |
O-ring(output shaft bottom) |
NBR |
Fluorine or Silicone Rubber |
10 |
1 |
O-ring(output shaft at the top) |
NBR |
Fluorine or Silicone Rubber |
11 |
2 |
O-ring(adjusting screw) |
NBR |
Fluorine or Silicone Rubber |
12 |
2 |
Plug(Cylinder) |
NBR |
Fluorine or Silicone Rubber |
13 |
2 |
Bearing(Piston) |
POM |
---- |
14 |
1 |
Bearing(output shaft at the top) |
POM |
---- |
15 |
1 |
Bearing(output shaft bottom) |
POM |
---- |
16 |
1 |
Guide with Bearing(Piston Back) |
POM |
---- |
17 |
2 |
Thrust bearings(output shaft) |
POM |
---- |
18 |
2 |
Gasket(output shaft) |
Stainless Steel |
---- |
19 |
1 |
Flexible file ring |
Stainless Steel |
---- |
20 |
8 |
Cover bolt |
Stainless Steel |
---- |
21 |
8 |
Cover Gasket |
Stainless Steel |
---- |
22 |
2 |
Gasket |
Stainless Steel |
---- |
23 |
2 |
Nut |
Stainless Steel |
---- |
24 |
2 |
Adjustment bolt |
Stainless Steel |
---- |
25 |
5-16 |
Spring Components |
Alloy Spring Steel |
---- |
26 |
1 |
Position indicator |
POM |
---- |
27 |
1 |
Screw of Indicator |
POM |
---- |
AT Series Double Acting Rack and Pinion Pneumatic Actuator Torque(N.m.)
AT Series Spring Return (Single Acting )Rack and Pinion Pneumatic Actuator Torque(N.m.)
KST (Kangsaite) Group Qualification(Certificate)
Pneumatic Actuator FAQ
Q1: Pneumatic Valve can’t Move ?
A1: Check the Solenoid Valve is normal or not;Test the actuator separately with air supply;Check the handle position.
Q2: Pneumatic Actuator with slow motion ?
A2: Check air supply is enough or not;Test the Actuator Torque is ok or not for the valve;Check Valve coil or other components are too tight or not;
Q3: Reply Devices without Signal ?
A3: Inspect and repair power circuit;Adjust the cam to correct position;Replace micro switches.
http://www.kst-en.com/
