PHTBQ okwana ma radiation sensor amagwiritsa ntchito pyroelectric sensor mfundo, yomwe imagwiritsidwa ntchito molumikizana ndi ma radiation osiyanasiyana ma radiation onse a dzuwa, ma radiation owoneka bwino, ma radiation amwazikana, ma radiation a infrared, kuwala kowoneka, cheza cha ultraviolet, ma radiation akutali.
Core inductive element ya sensa, pogwiritsa ntchito ma winding plating multi-contact thermopile, pamwamba pake imakutidwa ndi zokutira zakuda za kuchuluka kwa kuyamwa kwakukulu.Mphambano wotentha umakhala m'thupi, kutentha komanso kuzizira kuti apange mphamvu ya thermoelectric.Mkati mwa mzere wozungulira, molingana ndi chizindikiro chotuluka ndi kuwala kwa dzuwa.
Magalasi apawiri ndi cholinga chochepetsa mphamvu ya tebulo la mpweya wodutsa mpweya, chivundikiro chamkati chimayikidwa kuti chiwononge kuwala kwa infuraredi ya nacelle palokha.