Ingcindezi: Amandla e-fluid medium asebenza endaweni yeyunithi.Iyunithi yayo yokulinganisa esemthethweni yi-pascal, efanekiselwa yi-Pa.
Ukucindezela okuphelele (PA): Ukucindezela kukalwa ngokusekelwe ku-vacuum ephelele (zero pressure).
I-gauge pressure (PG): Ukucindezela kukalwa ngokusekelwe kumfutho wangempela womkhathi.
Ingcindezi evaliwe (PS): Ukucindezela kukalwa ngokusekelwe kumfutho ojwayelekile womkhathi (101,325Pa).
Ingcindezi engemihle: Lapho inani lokucindezela kwegeji
Ingcindezi ehlukile (PD): Umehluko wengcindezi phakathi kwanoma yimaphi amaphuzu amabili.
Inzwa yokucindezela: Idivayisi izwa ingcindezi futhi iguqule isignali yokucindezela ibe isignali yokuphuma kukagesi ngokuya ngephethini ethile.Ayikho isekethe ye-amplifier ngaphakathi kwenzwa.Ukukhishwa kwesikali esigcwele ngokuvamile kuyiyunithi ye-milivolt.Inzwa inomthamo ophansi wokuthwala futhi ayikwazi ukuxhumana nekhompyutha ngokuqondile.
I-Pressure Transmitter: I-transmitter ingaguqula isignali yokucindezela ibe isignali ephumayo kagesi evamile enobudlelwane obuqhubekayo bomugqa wokusebenza.Amasignali ajwayelekile okukhiphayo ahlanganisiwe ngokuvamile awamanje aqondile: ① 4~20mA noma 1~5V;② 0~10mA 0~10V.Ezinye izinhlobo zingakwazi ukuxhumana nekhompyutha ngokuqondile.
I-pressure transmitter = Inzwa yokucindezela + Isekethe ye-amplifier ezinikele
Empeleni, abantu ngokuvamile abawenzi umehluko oqinile phakathi kwamagama emishini emibili.Omunye angase akhulume ngenzwa okuthi noma kunjalo ibhekisele kusidlulisi esinokukhipha okungu-4~20mA.
Isikhathi sokuthumela: Oct-20-2023