Lokacin da aka shigar da firikwensin matsawa na waje, ana amfani da wakilin haɗin gwiwa don haɗa na'urar firikwensin da bututu, amma lokacin aiki a cikin yanayin IP68, firikwensin da couplant duka suna nutsewa cikin ruwa, kuma couplant yana aiki cikin ruwa na dogon lokaci. wanda ke rinjayar tasirin ma'auni na firikwensin matsawa na waje, Ƙara yawan aikin kulawa.
Lokacin aikawa: Oktoba-15-2021