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Factory-Calibrated Precision: Delivers exact set points for reliable safety circuit interruption and inducer verification
Static Pressure Compensation: Automatically adjusts speed to maintain consistent CFM
which is standard for many furnace blowers
For technicians performing retrofits or coil replacements
The 3/4" suction and 1/2" discharge stub connections provide a standard fit for most 2
Siemens Building Technology 192-224 Thermostat 321042-401 Factory-Calibrated Precision: Delivers exact setThe Siemens 192 224 Powerstar room thermostat is a specialized pneumatic temperature control solution designed for large scale building automation and commercial HVAC energy management. This dual setpoint thermostat features two pipe, high capacity air logic to provide precise day night (D N) control, allowing for efficient temperature setback during unoccupied hours. Operating as a direct acting (DA DA) controller, it utilizes a sensitive bimetal
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