I-WP421AIsidluliseli somfutho wokushisa okuphakathi nendawo kanye nokushisa okuphezulu sihlanganiswe nezingxenye ezizwelayo ezingamelani nokushisa okuphezulu ezingenisiwe, futhi i-sensor probe ingasebenza kahle isikhathi eside ekushiseni okuphezulu okungu-350℃Inqubo yokushisela ebandayo ye-laser isetshenziswa phakathi kwe-core negobolondo lensimbi engagqwali ukuze incibilikiswe ngokuphelele ibe yi-body eyodwa, kuqinisekiswe ukuphepha kwe-transmitter ngaphansi kwezimo zokushisa okuphezulu. I-core yokucindezela ye-sensor kanye ne-amplifier circuit zifakwe ama-gasket e-PTFE, bese kufakwa i-heat sink. Izimbobo zangaphakathi ze-lead zigcwele izinto zokushisa ezisebenza kahle kakhulu ze-aluminium silicate, ezivimbela ngempumelelo ukuqhutshwa kokushisa futhi ziqinisekise ukuthi ingxenye yesekethe yokukhulisa nokuguqula isebenza ekushiseni okuvumelekile.