Dwyer Instruments 530 Switch 30067439-890 it withstands demanding environments with

it withstands demanding environments with temperature limits ranging from -30°F to 110°F

Automatic Calatration: Self-referencing stroke limit ensures the actuator finds its end-stops reliably

you know that consistent damper positioning is critical for maintaining HVAC system efficiency

22"wc) for exact compatibility with Lennox

an open circuit or erratic fluctuations usually indicate a failed probe

Dwyer Instruments 530 Switch 30067439-890 it withstands demanding environments withThe Dwyer Instruments 530 Switch is a technician grade air flow switch engineered for precision monitoring in HVAC R duct work. This vane operated flow switch features a rugged die cast zinc body and a stainless steel vane designed for durability and long term sensitivity. It is field adjustable from 400 to 1600 FPM, allowing for precise set point calibration in various system configurations. The integrated SPDT snap switch provides reliable signaling