ISO5211 DIN3337 Double Action 90° Pneumatic Rotary Actuator for Valves - 2-8 Bar Working Pressure, Aluminum Alloy Construction
Pneumatic actuators provide mechanical operation for opening and closing various equipment including dampers, butterfly valves, ball valves, industrial machines, furnaces, burners, and heating devices. These air-operated units utilize differential pressure compared to atmospheric pressure to generate mechanical motion for precise 90° rotation control.
Material: Extruded Aluminum Alloy
Rotary Angle: 0-90°
Structure: Rack and Pinion Rotary Actuator
Working Pressure: 2-8 bar
Surface Treatment: Hard Anodizing
Working Temperature:
- Normal: -20°C to +80°C (-4°F to +176°F)
- High Temperature: -15°C to +150°C (+5°F to +302°F)
- Low Temperature: -40°C to +80°C (-104°F to +176°F)
Connection Standards: NAMUR, ISO5211, DIN3337
Applications: Ball valves, butterfly valves, and rotary machinery
Available Colors: Grey, Black, Sky Blue, Dark Blue, Red, Orange
- Full compliance with ISO5211, DIN3337, VDINDE-3854, and NAMUR standards
- Extruded high-intensity aluminum body with hard anodized surface
- Low friction coefficient and swift performance
- Compact, modern construction with multiple specifications
- High-quality bearings for low friction, long cycle life, and quiet operation
- External stroke adjustment bolts for precise ±5° adjustment
- Available in double-acting and single-acting (spring-return) models
- Multi-function indicator with NAMUR compatibility for accessory mounting
- Pre-compressed load spring for safe installation and removal
- Die-cast aluminum pistons and end caps for high strength and light weight
- Various O-ring materials available for different temperature requirements
| Model | A (mm) | B (mm) | C (mm) | D (mm) | Air Connection |
|---|---|---|---|---|---|
| ATO32 | 110 | 45 | 45 | 20 | G1/8" |
| AT040 | 122 | 60 | 65 | 20 | NAMUR G1/4" |
| AT052 | 147 | 72 | 72 | 20 | NAMUR G1/4" |
| AT063 | 172 | 88 | 83 | 20 | NAMUR G1/4" |
| AT075 | 184 | 100 | 95 | 20 | NAMUR G1/4" |
| AT083 | 204 | 109 | 103 | 20 | NAMUR G1/4" |
| AT092 | 262 | 117 | 109 | 20 | NAMUR G1/4" |
| AT105 | 268 | 133 | 121 | 20 | NAMUR G1/4" |
| AT125 | 301 | 155 | 143 | 20 | NAMUR G1/4" |
| AT140 | 394 | 173 | 152 | 20 | NAMUR G1/4" |
| AT160 | 458 | 198 | 174 | 20 | NAMUR G1/4" |
| AT190 | 528 | 232 | 206 | 30 | NAMUR G1/4" |
| AT210 | 532 | 257 | 226 | 30 | NAMUR G1/4" |
| AT240 | 660 | 291 | 260 | 30 | NAMUR G1/4" |
| AT270 | 740 | 330 | 294 | 30 | NAMUR G1/2" |
| AT300 | 798 | 354 | 336 | 30 | NAMUR G1/2" |
| AT350 | 880 | 408 | 385 | 30 | NAMUR G1/2" |
| AT400 | 950 | 464 | 516 | 30 | NAMUR G1/2" |
AT Series Pneumatic Actuators are designed for various industrial applications including electric power, petrochemical, metallurgy, petroleum, gas distribution, construction, drainage systems, chemical processing, oil refining, mining operations, power generation, and food processing industries. Suitable for both indoor and outdoor use in demanding environments.
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