• Rolling diaphragm operated.
• Low friction shaft bearing.
• Close tolerance on operating range and stroke.
• Non-overlapping spring ranges for sequencing.
• Corrosion resistant materials.
• Reliable long life.Pneumatic Damper Actuator, Medium Force, 4 in. stroke| Overview | These actuators are used for proportional control of variable volume terminal units, mixing boxes, and small to medium sized dampers. They are available in various operating ranges for either independent operation or sequence operation with other actuator |
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| Actuator Spring Range (psi) | 5 psi to 10 psi |
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| Actuator Spring Range (kPa) | 34 kPa to 69 kPa |
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| Diaphragm Effective Area (sq in.) | 6.6 sq in. |
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| Diaphragm Effective Area (sq cm) | 43 sq cm |
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| Maximum Safe Operating Pressure (psi) | 29 psi |
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| Maximum Safe Operating Pressure (kPa) | 200 kPa |
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| Fail Safe Mode | Spring Return |
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| Air connections | Dual Barbed fitting for 5/32 in. or 1/4 in. O.D. tubing |
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| Comments | Special for Control Air Ltd, Canada |
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| Operating Humidity Range (% RH) | 5 to 95% RH |
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| Temperature Range (F) | -28 F to +160 F |
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| Temperature Range (C) | -33 C to +71 C |
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| Dimensions (in.) | 8 5/8 in. long ( add 1 in. for shaft ) x 3 1/2 in. diameter |
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| Dimensions (mm) | 219 mm long ( add 25 mm for shaft ) x 89 mm diameter |
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| Approvals, Underwriters Laboratories Inc | Components Recognized: Report R18118 |
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| Includes | Actuator only. 3/8 in.-16 Threaded Shaft. No Mounting Bracket |
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Product Family
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