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Bray Commercial DM24-280 Actuator 30067439-890 How do I adjust theThe Bray DM24 280 actuator is a high torque direct coupled actuator designed for precise control in heavy duty HVAC applications. Operating on 24VAC DC power, this unit accepts 2 10VDC or 4 20mA modulating signals, providing versatile integration with standard building automation systems. With a 280 lb in torque rating, it is engineered to drive large dampers or valves without hesitation, ensuring reliable positioning in high static pressure