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and YB110 series
terminal 4 is power open
Designed for vertical mounting on 2x2 pneumatic thermostats
Standardized Electrical Specs: Operates on 115V at 1075 RPM
it typically requires a minimum operating pressure differential of 5 PSI to open and function correctly
Siemens Building Technology 833-033 Friction Knob 326058-756 and YB110 seriesThe Siemens Building Technology 833 033 Friction Knob is an essential OEM replacement component designed specifically for Siemens 832 series pneumatic thermostats. Engineered for precise manual temperature adjustment, this "D" style friction knob provides the tactile feedback and resistance necessary to maintain specific setpoints in commercial HVAC and building automation systems. As a veteran grade thermostat control knob, the 833 033 is constructed
