Air Torque Pneumatic Actuator Double Action Spring Return Rack And Pinion Actuator
Product Specifications
AT Series Pneumatic Actuator Construction
- Indicator: Position indicator with NAMUR for mounting accessories
- Pinion: High-precision nickel alloy steel, conforms to ISO5211, DIN3337, NAMUR standards
- Actuator Body: Extruded aluminum alloy ASTM6005 with various surface treatments
- End Caps: Die-casting aluminum with powder polyester paint
- Pistons: Twin rack pistons with symmetric mounting and long cycle life
- Travel Adjustment: External stop adjustment bolts for precise 5˚ adjustment
- Springs: Preloaded coating springs for corrosion resistance
- Bearings & Guides: Low friction, long-life compound material
- O-rings: NBR rubber for standard temperatures, viton/silicone for extremes
| Attribute | Value |
|---|
| Type | Double action spring return |
| Material | Aluminum Alloy |
| Structure | Rack & Pinion |
| Application | Automatic control valve |
| Power | Pneumatic |
| Temperature | Normal Temperature, Low Temperature, High Temperature |
| Media | Hydraulic oil or water |
| Color | RAL5021.blue, gray, according to customer's requirements, customized |
| Size | 32mm to 400mm |
Key Features:
- Material: Extruded Aluminum alloy
- Rotary Angle: 0~90 degree ±5°
- Structure: Rack and pinion rotary actuator
- Working Pressure: 2~8bar
- Surface Treatment: Hard anodizing
- Working Temperature Ranges:
- Normal: -20ºC(-4°F) ~ 80ºC (+176°F)
- High: -15ºC(+5°F) ~ 150ºC (+302°F)
- Low: -40ºC(-104°F) ~ 80ºC (+176°F)
- Connection: NAMUR, ISO5211 and DIN3337
- Application: ball valve, butterfly valve, and rotary machine
- Endcap Color options: grey, black, sky blue, dark blue, red, orange
Pneumatic Actuator Dimensions
| Model | A | B | C | D | H × I | G | N | J | K | L | M | Air connection |
|---|
| ATO32 | 110 | 45 | 45 | 20 | 50 ×25 | 12 | 9 | Æ36 | | M5 ×7.5 | | G1/8 " |
| AT040 | 122 | 60 | 65 | 20 | 80 ×30 | 14 | 11 | Æ50 | Æ36 | M6 ×10 | M5 ×7.5 | NAMUR G1/4 " |
| AT052 | 147 | 72 | 72 | 20 | 80 ×30 | 14 | 11 | Æ50 | Æ36 | M6 ×10 | M5 ×7.5 | NAMUR G1/4 " |
| AT063 | 172 | 88 | 83 | 20 | 80 ×30 | 18 | 14 | Æ70 | Æ50 | M8 ×13 | M6 ×10 | NAMUR G1/4 " |
| AT075 | 184 | 100 | 95 | 20 | 80 ×30 | 20 | 14 | Æ70 | Æ50 | M8 ×13 | M6 ×10 | NAMUR G1/4 " |
| AT083 | 204 | 109 | 103 | 20 | 80 ×30 | 21 | 17 | Æ70 | Æ50 | M8 ×13 | M6 ×10 | NAMUR G1/4 " |
| AT092 | 262 | 117 | 109 | 20 | 80 ×30 | 22 | 17 | Æ70 | Æ50 | M8 ×13 | M6 ×10 | NAMUR G1/4 " |
| AT105 | 268 | 133 | 121 | 20 | 80 ×30 | 26 | 22 | Æ102 | Æ70 | M10 ×16 | M8 ×13 | NAMUR G1/4 " |
| AT125 | 301 | 155 | 143 | 20 | 80 ×30 | 27 | 22 | Æ102 | Æ70 | M10 ×16 | M8 ×13 | NAMUR G1/4 " |
| AT140 | 394 | 173 | 152 | 20 | 80 ×30 | 32 | 27 | Æ125 | Æ102 | M12 ×20 | M10 ×16 | NAMUR G1/4 " |
| AT160 | 458 | 198 | 174 | 20 | 80 ×30 | 34 | 27 | Æ125 | Æ102 | M12 ×20 | M10 ×16 | NAMUR G1/4 " |
| AT190 | 528 | 232 | 206 | 30 | 130 ×30 | 40 | 36 | Æ140 | | M16 ×24 | | NAMUR G1/4 " |
| AT210 | 532 | 257 | 226 | 30 | 130 ×30 | 40 | 36 | Æ140 | | M16 ×24 | | NAMUR G1/4 " |
| AT240 | 660 | 291 | 260 | 30 | 130 ×30 | 50 | 46 | Æ165 | | M20 ×25 | | NAMUR G1/4 " |
| AT270 | 740 | 330 | 294 | 30 | 130 ×30 | 50 | 46 | Æ165 | | M20 ×25 | | NAMUR G1/2 " |
| AT300 | 798 | 354 | 336 | 30 | 130 ×30 | 60 | 46 | Æ165 | | M20 ×25 | | NAMUR G1/2 " |
| AT350 | 880 | 408 | 385 | 30 | 130 ×30 | 60 | 46 | Æ165 | | M20 ×25 | | NAMUR G1/2 " |
| AT400 | 950 | 464 | 516 | 30 | 130 ×30 | 60 | 55 | Æ254 | Æ165 | 8-M16 ×25 | M20 ×25 | NAMUR G1/2 " |
Product Applications
AT series Pneumatic Actuator is made of dual pistons driven by racks and pinions, available in Dual Acting and Spring Return models. Suitable for various environments including flammable, corrosive, dusty, strong magnetic field, radiation, and vibration conditions.
Ideal for auto-control in electric power, petrochemical, metallurgy, petroleum, gas, construction, drainage, chemical industry, oil refining, mining, power plants, architecture, medicine, food, gas, and scientific research applications.
Contact Us
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