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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
the DATS (Discharge Air Temperature Sensor) feedback is essential for maintaining staging logic and preventing coil freeze-up or furnace overheating
Key Benefits for Technicians: Universal Compatibility: Replaces older versions like 47-21776-02 and 8404-5548 without needing structural modifications
Designed for longevity in the field
typical of residential and light commercial split systems
ensuring consistent static pressure performance and thermal protection during continuous operation
Siemens Combustion QRA10M.C Sensor R-22 the DATS (Discharge Air TemperatureThe Siemens Combustion QRA10M. C Sensor is a high sensitivity UV flame detector designed for the intermittent supervision of gas and oil flames, as well as ignition spark proving. Engineered for industrial burner controls, this sensor features a spectral sensitivity range of 190 to 270 nm, ensuring it reacts only to the ultraviolet radiation of the flame and remains blind to glowing firebrick or ambient lighting. The high sensitivity UV cell is housed