Barber Colman M574-8000 Actuator

The Barber Colman M574-8000 is a pneumatic damper actuator designed for precise control in HVAC systems. It utilizes air pressure to modulate damper positions, ensuring efficient airflow and temperature regulation. This actuator is suitable for both gradual and positive action applications and is commonly used in terminal air units.

Technical Specifications

  • Model: M574-8000

  • Type: Pneumatic damper actuator

  • Control Signal: Proportional

  • Spring Range: [Specific spring range not available]

  • Stroke Length: [Specific stroke length not available]

  • Spring Return: Yes; actuator shaft retracts upon loss of air pressure

  • Air Connections: [Specific air connection details not available]

  • Construction: Durable materials suitable for HVAC applications

  • Condition: [Availability status not specified]

Key Features

  • Provides precise proportional control for HVAC dampers

  • Spring return mechanism ensures safety during air pressure loss

  • Compact design suitable for various installations

Compatible Applications

  • HVAC systems requiring modulating damper control

  • Ventilation and exhaust systems

  • Industrial process control requiring pneumatic actuation

Installation & Maintenance Notes

  • Ensure proper alignment during installation to prevent binding

  • Verify pneumatic connections are secure and leak-free

  • Regularly inspect actuator for signs of wear or damage

  • Follow manufacturer guidelines for maintenance procedures


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