He mea nui ngā pereti wehewehe me ngā pereti pito mō ngā poraka pito. Mā ngā pereti wehewehe ka wehea ngā pūmanawa me ngā rōpū mahi rerekē mā te whakamahi i ngā taputapu whatu me te hiko, ka nui ake te haumaru, ā, ka mārama te hanganga i roto i te kāpata whakahaere. Ka kati ngā pereti pito i te rarangi poraka pito i ngā taha, ka ārai i te pa atu ki ngā wāhanga ora, ā, ka ma, ka pumau hoki te mutunga. E ōrite ana ngā wāhanga e rua ki te raupapa poraka pito Weidmüller, e whai wāhi ana ki te waea haumaru, whai ture, me te ngaio.