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eliminating common hunting issues in DDC systems
Fail-Safe Design: The 2-way normally closed configuration ensures the valve returns to the closed position if the 24V DC circuit is interrupted
eliminating the need for additional external air flow restriction components
this single-phase HVAC motor provides the reliable torque necessary for consistent static pressure management
Streamlined Installation: The NEMA 1 enclosure includes a 1/2" NPT nipple
McDonnell & Miller 7-BM Switch THPU32HP7Y eliminating common hunting issues inThe McDonnell & Miller 7 BM Switch (Part Number 110900) is a heavy duty, potentiometer proportional low water cut off switch specifically built for Series 93, 193, 94, and 194 pump controllers. Designed for boiler systems requiring modulated feedwater control, this manual reset switch utilizes a 0 135 ohm slide wire resistor to provide a continuous signal to a proportional domestic or industrial modulating water valve. The single pole double break
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