Siemens GMA161.1P Open Air Rotary Spring Return Actuator, 24V 0-10VDC Modulating

The OpenAir direct-coupled, spring return electronic damper actuators provide modulating, two-position and three-position control of building HVAC dampers. Features Brushless motor technology Bi-directional fail-safe spring return Unique self-centering shaft coupling Models available with dual, independently adjustable auxiliary switches Floating control models available with feedback potentiometer All modulating control types include built-in feedback capability All metal housing Manual override Mechanical range adjustment capability Easily visible position indicator Precabled UL60730 (to replace UL873) and cUL (C22.2 No. 24-93) listed conformance Small actuator footprint with 62 lb-in of torque 24 Vac/dc compatible