Description
The Johnson Controls M9220-HGC-3 is a heavy-duty spring return direct coupled actuator engineered for reliable, precise control of HVAC dampers and valves in commercial building automation applications. Featuring proportional control with adjustable zero and span, this actuator accommodates a wide range of control signal inputs and delivers consistent, repeatable performance across demanding system configurations.
Key Features
- Spring return design ensures fail-safe damper/valve positioning on power loss
- Direct coupled mounting — no crank arm or linkage required for fast, secure installation
- Proportional control with adjustable zero and span for precise field calibration
- Multiple control signal inputs: 0–10 Vdc, 2–10 Vdc, and (0)4–20 mA (with included 500 Ohm resistor)
- 48″ cable with wire leads for flexible wiring in tight or remote installations
- 150-second power-on run time for smooth, controlled actuation
Electrical Specifications
- Supply Voltage: 24 Vac / 24 Vdc
- Control Signal: 0–10 Vdc, 2–10 Vdc, (0)4–20 mA
- Included Accessory: 500 Ohm resistor for mA signal input
Mechanical Specifications
- Torque Output: 177 lb-in
- Actuator Type: Spring Return, Direct Coupled
- Power-On Run Time: 150 seconds
- Cable Length: 48″ with wire leads
Applications
- Commercial HVAC air handling units and rooftop units
- VAV and constant volume damper control
- Building automation and energy management systems
- Proportional control of large damper assemblies requiring high torque
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