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Using the 918-0043-01 ensures the resistance (approx
The 41W50 is rated at 825 RPM
as long as the system utilizes a standard 3-15 psi output signal and requires a 1/8" NPT center back mount
streamlining the interface between the actuator and the economizer controller
Siemens Building Technology 331-4310 Actuator 320734-701 Using the 918-0043-01 ensures theThe Siemens 331 4310 is a heavy duty pneumatic damper actuator engineered for precise proportional control in commercial HVAC systems. This No. 4 actuator features a 3 7 psi spring range and a 2 3 8 inch stroke, making it a critical component for modulating dampers and air valves in both legacy and modern building automation systems. Designed with a rugged metal housing, it handles the mechanical demands of air handling units where consistent torque
