This L190-40F limit switch features a fixed set point

aligning with the saturated steam temperature limits for this pressure class

it is typically wired in series with the humidifier solenoid and the 24V power source

Use the 20A resistive rating to handle inductive or resistive loads with confidence

The package typically includes a modernized control board

Browning 2B124SK Sheave 323269-701 This L190-40F limit switch featuresThe Browning 2B124SK Sheave is a precision engineered fixed bore pulley designed for high torque power transmission in industrial HVACR systems. This two groove Q D sheave features a 12. 75 inch outside diameter and is engineered for use with SK series bushings. It is fully compatible with A section and B section V belts, providing versatility for various blower and motor configurations. Constructed from high grade cast iron, this split taper sheave