Barber Colman M573-1108 Actuator

The Barber Colman M573-1108 is a pneumatic damper actuator designed for precise control in HVAC systems. Operating within an 8 to 13 psig spring range, this actuator includes a complete linkage and a positive positioner, making it suitable for applications requiring accurate damper positioning. It is compatible with 5/16″ push rods and 1/2″ damper shafts, ensuring versatility in various installations.

Technical Specifications

  • Model: M573-1108

  • Type: Pneumatic damper actuator

  • Spring Range: 8 to 13 psig

  • Stroke Length: 3 inches

  • Mounting: Right-angle mounting

  • Linkage: Complete linkage included

  • Positioner: Positive positioner for precise control

  • Compatible Shaft Sizes: 5/16″ push rod and 1/2″ damper shafts

  • Condition: New

Key Features

  • Provides accurate and reliable damper control in HVAC systems

  • Operates within a standard 8–13 psig pneumatic control range

  • Includes complete linkage and positive positioner for ease of installation

  • Compatible with various shaft sizes for flexible application

  • Durable construction suitable for commercial and industrial environments

Compatible Applications

  • HVAC air handling units

  • Ventilation and exhaust systems

  • Zone control dampers

  • Industrial process control requiring pneumatic actuation

Installation & Maintenance Notes

  • Ensure proper alignment during installation to prevent binding

  • Regularly inspect pneumatic lines for leaks or blockages

  • Verify that the actuator operates within the specified pressure range

  • Periodically check linkage and positioner for wear and proper function


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