Description
The Honeywell M9484F1057U is a non-spring return Modutrol IV actuator designed for precise control of burner firing rate valves, dampers, and auxiliary equipment. It uses a 135-ohm proportional input signal for smooth shaft positioning in industrial combustion systems.
Specifications
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Model: M9484F1057U
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Control Type: Series 90 proportional
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Input Voltage: 24 VAC, 50/60 Hz
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Power Consumption: 15 W
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Torque Rating:
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Stroke Range: Adjustable from 90° to 160°
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Shaft Type: Dual-ended, 3/8-inch (9.5 mm) square
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Ambient Temperature: -40°C to +66°C
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Enclosure Rating: NEMA 3 (weather-resistant wiring box)
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Dimensions: 164 × 140 × 185 mm
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Weight: 3.63 kg
Features
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Proportional Control: 135-ohm input signal enables precise modulation
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Dual Auxiliary Switches: Internal SPDT switches for feedback and safety interlocks
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Durable Construction: Die-cast aluminum housing with oil-immersed motor and gear train
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Flexible Mounting: Compatible with adapter brackets for retrofit installations
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Vibration Resistant: Designed for stable performance in burner environments
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Weather Protection: NEMA 3 enclosure for outdoor or rugged indoor use
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Long Service Life: Engineered for reliability in continuous-duty applications
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