The Honeywell M940B1025 is a modulating actuator motor designed for proportional control of dampers and valves in commercial and industrial HVAC systems. This actuator provides precise positioning in response to a proportional control signal and is commonly used in systems requiring reliable and repeatable modulated flow or air control. The M940B series features robust construction for long-term durability in demanding mechanical environments.
Technical Specifications
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Model: M940B1025
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Type: Modulating actuator motor
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Control Signal: Proportional
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Power Supply: 120 VAC / 60 seconds
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Torque Output: Typically 25 lb-in (verify per system requirements)
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Timing: Nominal timing varies by stroke length and signal
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Mounting: Direct-coupled or linkage mount, depending on application
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Rotation: Reversible, field-selectable direction
Key Features
-Modulating control for precise valve or damper positioning
-Designed for compatibility with Honeywell control systems and industry-standard signals
-Durable motor and gear assembly for long service life
-Compatible with various linkages and bracket kits for flexible installation
-Compact housing fits in tight mechanical spaces
-Reversible rotation and adjustable stroke for application flexibility
Compatible Components & Accessories
-Honeywell valve bodies and damper linkages
-Building automation systems with analog output controls
-M940B series mounting kits and crank arms
-Proportional controllers and temperature sensors
Industry Applications
-Commercial HVAC systems
-Zoned heating and cooling applications
-Boiler and chiller water valve control
-Make-up air and exhaust damper systems
-Industrial ventilation and environmental control
Installation & Maintenance Notes
-Ensure actuator is mounted securely to valve or damper
-Verify compatibility of control signal type and voltage prior to wiring
-Calibrate actuator travel and control range during commissioning
-Keep actuator clean and dry for optimal performance
-Inspect linkage alignment and actuator response during routine maintenance
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