Hoʻokomo ʻia nā mea hoʻoili uila ʻo WP401A i ka ʻenehana sensor i lawe ʻia mai, i hui pū ʻia me ka ʻenehana paʻa i hoʻohui ʻia a hoʻokaʻawale i ka ʻenehana diaphragm.
Hoʻolālā ʻia ka mea hoʻouna kaomi e hana maikaʻi ma lalo o nā kūlana like ʻole.
Hana ʻia ke kūpaʻa pānaʻi wela ma ke kumu seramika, ʻo ia ka ʻenehana maikaʻi loa o nā transmitters kaomi.
Nā hōʻailona hoʻopuka like ʻole 4-20mA (2-wire), ikaika anti-jamming, kūpono ia no ka lawe lōʻihi.