precision balance is everything

The steel wheel construction is designed for standard HVAC operating temperatures and provides better structural integrity than plastic or thin-gauge aluminum wheels in light industrial use

Precision Performance: Integrated zero and span adjustments enable highly accurate field calibration to match specific air pressure transducer requirements

which is designed for weather resistance against rain and snow

blower timings

Johnson Controls M9108-HGC-2 Actuator Els PW 17895 precision balance is everythingThe Johnson Controls M9108 HGC 2 is a high performance non spring return direct coupled actuator engineered for precise control of dampers and valves in commercial HVAC systems. Delivering 70 lb in torque, this proportional actuator supports a wide range of input signals, including 0 10 VDC, 0 20 mA with the included 500 ohm resistor, and 24 VAC VDC power requirements. Designed for maximum field flexibility, it features an adjustable start and span,