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Rosewood paper grain — description and returns beneath the overlapping buy card.
immediately de-energizing the gas valve for maximum protection
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
commonly found on 2-1/2 to 6-inch valve bodies
each stage can be configured independently for heating or cooling modes
McDonnell & Miller 7-BM Switch THPU32HP7Y immediately de-energizing the gas valveThe 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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