The Barber Colman N800-0555 is a pneumatic positive positioner designed to enhance the performance of M556, M573, and M574 series damper actuators. It provides precise control by converting a pneumatic control signal into accurate actuator positioning, ensuring optimal damper operation in HVAC systems.
Technical Specifications
-
Model: N800-0555
-
Type: Positive positioner kit
-
Compatible Actuators: M556, M573, and M574 series
-
Control Signal: 3–15 psig pneumatic input
-
Air Supply Pressure: 20 psig nominal (clean, dry, oil-free air)
-
Maximum Air Pressure: 30 psig
-
Air Consumption: 30 scim (8 mL/s)
-
Ambient Temperature Range: -20°F to 140°F (-29°C to 60°C)
-
Mounting: Attaches to actuator housing screw post
-
Air Connections: 1/4 inch O.D. plastic tubing fittings
-
Condition: New
Key Features
-
Enhances actuator performance by providing accurate positioning
-
Adjustable start point from 3 to 12 psig via knurled dial
-
Includes adjustable needle-valve to control actuator movement speed
-
Kit contains positioner, feedback arm, and springs for 5 and 10 psig spans
-
Pilot-operated design offers excellent response to small signal changes
Compatible Applications
-
HVAC systems utilizing M556, M573, or M574 pneumatic damper actuators
-
Ventilation and air handling units requiring precise damper control
-
Industrial process control systems with pneumatic actuation
Installation & Maintenance Notes
-
Mount positioner on actuator housing screw post using provided hardware
-
Connect control signal to “S” port and main air supply to “M” port
-
Adjust start point and movement speed as needed for application
-
Regularly inspect for signs of wear or damage
-
Follow manufacturer guidelines for maintenance procedures
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance