Barber Colman N800-2257 Feedback Spring

The Barber Colman N800-2257 is a 5 PSI span feedback spring designed for use in pneumatic actuator feedback systems. It provides calibrated mechanical resistance to ensure precise modulation and stable control response. Built from corrosion-resistant, high-tension metal, the N800-2257 maintains system accuracy and supports proper actuator feedback over time. Now supplied by Schneider Electric, this spring is a trusted OEM component for maintaining legacy Barber Colman systems.

Technical Specifications
• Model: N800-2257
• Type: Feedback Spring
• Span: 5 PSI
• Function: Provides calibrated mechanical resistance in feedback loop
• Material: High-tension, corrosion-resistant metal
• Installation: Internal to actuator feedback mechanism
• Manufacturer: Barber Colman (Schneider Electric)

Key Features
• 5 PSI span for accurate actuator feedback response
• OEM construction for consistent control precision
• Durable spring steel for long-term reliability
• Easily installed during maintenance or calibration
• Compatible with Barber Colman actuator systems
• Supports stable modulation and feedback control

Compatible Components & Accessories
• MP series Barber Colman pneumatic actuators
• Feedback arms and mechanical linkages
• Schneider Electric control panels and feedback modules
• Calibration tools and mounting hardware

Industry Applications
• HVAC zone control and air balancing systems
• Industrial pneumatic feedback loops
• Building automation and process control
• Institutional pressure regulation systems
• Retrofit and maintenance of legacy actuator assemblies

Installation & Maintenance Notes
• Install according to actuator feedback assembly guidelines
• Verify correct span rating for control requirements
• Secure spring in designated location without overstress
• Inspect for tension consistency and corrosion over time
• Replace during system recalibration or if feedback drift is observed


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