The Barber Colman M573-2520 is a pneumatic damper actuator designed for accurate, proportional control in HVAC systems. Built to respond to standard pneumatic control signals, this actuator modulates damper position for optimal airflow and energy efficiency. With a spring return feature, it ensures safe default positioning during air pressure loss. The M573-2520 is ideal for commercial and industrial applications requiring precise and reliable damper actuation.
Technical Specifications
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Model: M573-2520
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Type: Pneumatic Damper Actuator
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Control Type: Proportional (Modulating)
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Signal Range: Typically 3–15 psi
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Return Type: Spring Return
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Motion Type: Linear
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Stroke: Standard (compatible with common damper configurations)
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Mounting: Direct shaft mount or bracket with linkage
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Housing: Heavy-duty construction for HVAC environments
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Condition: New
Key Features
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Proportional pneumatic operation for accurate airflow control
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Spring return provides automatic fail-safe positioning
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Reliable performance in demanding commercial HVAC applications
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Smooth, responsive actuation for optimal energy management
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Easy to install and maintain in new or retrofit systems
Compatible Applications
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Supply, return, and exhaust air dampers
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Air handling units and terminal boxes
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Combustion air dampers
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Zoned ventilation systems
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Pneumatic control loops in energy management systems
Installation & Maintenance Notes
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Connect to regulated, clean control air within 3–15 psi range
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Mount actuator securely with proper alignment to damper shaft
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Confirm return spring operation and full stroke travel at startup
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Check linkage components and seals during routine maintenance
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Inspect for air leaks and verify modulation range periodically
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance