WP402A pressure transmitter imasankha zinthu zotumizidwa kunja, zolondola kwambiri zokhala ndi filimu yotsutsa dzimbiri. Chigawochi chimaphatikiza ukadaulo wophatikizira boma wokhazikika ndiukadaulo wodzipatula wa diaphragm, ndipo kapangidwe kake kamalola kuti igwire ntchito m'malo ovuta ndikusungabe magwiridwe antchito abwino kwambiri. Kukaniza kwa mankhwalawa kwa chipukuta misozi cha kutentha kumapangidwa pagawo losakanikirana la ceramic, ndipo zigawo zokhudzidwa zimapereka cholakwika chochepa cha kutentha kwa 0.25% FS (pazipita) mkati mwa kutentha kwa chipukuta misozi (-20 ~ 85 ℃). Chotengera chosindikizirachi chimakhala ndi anti-jamming yamphamvu komanso yokwanira kugwiritsa ntchito maulendo atalitali.