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field-configurable wet-to-wet differential pressure transducer engineered for HVACR professionals managing high-performance building automation systems
maintaining tight system parameters
The cutout for new thermostat installations allows the controller to sit flush against the control box
Precision Aerodynamics: The 35-degree pitch is calibrated to maximize CFM while minimizing amperage draw on the condenser motor
Eliminates the need for fan balancing dampers
Siemens Building Technology QAA2235.EWSN Sensor 320720-756 field-configurable wet-to-wet differential pressure transducerThe Siemens QAA2235. EWSN is a precision room temperature sensor engineered for seamless integration into commercial Building Automation Systems (BAS). Utilizing a 100k Ohm thermistor active output, this unit provides highly stable and linear temperature feedback to HVAC controllers, ensuring tight deadband management and optimized energy efficiency. Designed specifically for indoor comfort monitoring, it operates across a standard range of 32F to
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