Siemens Building Technology QFA32SS.FWSN Sensor 321894-706 provided the control board steps

provided the control board steps the voltage down to the required 120V for the ignition circuit

while the standard lead wire configuration simplifies terminal block integration during field repairs

Superior Signal Stability: Capable of handling high overpressure without zero-shift

Conductive grease is generally not required

Siemens Building Technology QFA32SS.FWSN Sensor 321894-706 provided the control board stepsThe Siemens Building Technology QFA32SS. FWSN Sensor is a high precision room temperature and humidity sensor engineered for demanding commercial HVAC and building automation systems (BAS). Featuring a 2% accuracy rating for relative humidity across a 0 100% RH range, this Siemens QFA32SS. FWSN model utilizes a capacitive sensing element to ensure long term stability and rapid response to ambient changes. Designed for seamless integration with Siemens