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Ukudlulisa Izinga lokushisa kanye nemojula yokuguqulwa

Imojula yokuguqula ukudluliswa kwezinga lokushisa eye-Thermistor noma inzwa yokushisa ye-thermocouple enemojula ehambisanayo yamanje noma Ezinikezelwe yokuphuma kwamandla kagesi; Imojula yamukela ukufakwa kweDivaysi yoqobo engenisiwe, umhlangano wenqubo ye-SMT, ukusebenza okuzinzile nokuthembekile,Usayizi omncane, ukufakeka kalula.

    Izici

    1. Umongo ongenisiwe, ngokuya ngokusetshenziswa kwezimiso ezahlukahlukene ze-chip ongakhetha kuzo.
    2. Okukhiphayo ongakukhetha: 4-20mA, RS485, njll.
    3. Ukuzinza okuhle kwesikhathi eside, ukusebenza okuhle kakhulu kokulwa nokuphazamiseka, njll.
    4. Thola isitifiketi se-ROHS nesitifiketi se-CE.

    Isicelo

    Isango lokuphepha lokuhlukaniswa kwezinga lokushisa elihlakaniphile (i-thermocouple, okokufaka kokumelana nokushisa) kwe-thermocouple, ukumelana nokushisa noma amanye amasiginali we-millivolt ezindaweni eziyingozi zensimu.
    Okokufaka, ngemva kokuhlukaniswa, kuguqulwa kube okuphumayo kwesignali ye-DC evamile endaweni ephephile yokulawula.
    Isistimu noma enye insimbi. Igridi yokuphepha yokudluliswa kwezinga lokushisa ehlakaniphile, yebo.
    I-USB interface, i-thermocouple yokufaka ingahlelwa yi-PC kanye nesofthiwe yokulawula.
    Uhlobo nobubanzi bebanga, futhi i-zero nedigri egcwele yesiginali yokuphuma ingabhekwa.
    Isiteshi esisodwa, okokufaka okukodwa, okukhiphayo okukodwa. Ucingo lokuphepha lokuzihlukanisa luzimele.
    Amashaneli okokufaka/okukhiphayo/amandla ahlukaniswe enye nenye ngokuphakelwa kukagesi kwe-DC.

    Ipharamitha ye-Technique

    ● Ukunikezwa kwamandla
    Ububanzi bamandla kagesi: 20 ~ 30VDC
    Isilinganiso sokuphakelwa kwamandla kagesi: 24VDC
    Ukusetshenziswa kwamanje (24VDC power supply) :
    ● Okokufaka okuvela endaweni eyingozi
    (Ingasethwa yi-PC nohlelo lwesofthiwe)
    Ukumelana nokushisa: Pt100, Cu50, njll
    Ibanga lokushisa: kuya ngohlobo lwenzwa exhunyiwe (bona ithebula lebanga)
    Okokufaka kwesiginali ye-milivolt ongakukhetha: ±80mV
    Ubuncane bebanga le-millivolt: 5mV
    ● Okukhiphayo endaweni yokuphepha
    Okukhiphayo okwamanje: 4~20mA; Okunye okushiwo okwamanje
    I-voltage yokuphuma: 1 ~ 5V; Amanye ama-voltages acacisiwe
    Ukumelana nomthwalo: 4~20mA okukhiphayo, ≤350Ω(okuzenzakalelayo kwasefekthri, kungacacisa umthwalo)
    ● Amapharamitha aphelele aphelele
    Ukunemba kwesinxephezelo esibandayo: ±1℃ (ububanzi besinxephezelo -20℃~+60℃)
    (Ukumelana nesiphetho esibandayo kufakwe ngaphakathi kwegridi yokuphepha yokuhlukanisa)
    Ithempelesha yokushayela: 0.01%FS/℃
    Isikhathi sokuphendula:
    Umthamo wokuhlukanisa: phakathi kokufaka - okukhiphayo - amandla kagesi 2.5KV, 1min, 50Hz
    Ukumelana ne-insulation: Okokufaka, okukhiphayo namandla ≥100MΩ / 500VDC
    Impahla yekesi/Ibanga lokuvikela: I-ABS/IP20 ene-flame retardant
    Ubukhulu: 16×116×110(mm)
    Izinga lokushisa lokusebenza: -20 ℃ ~ +60 ℃
    Isebenza kumishini yensimu exhunyiwe nezindawo eziyingozi: izinga lokushisa le-thermocouple
    Inzwa. Indawo 0, Zone 1, Zone 2; IIA, IIB, IIC izindawo eziyingozi
    ● Imingcele yesitifiketi sokuvikela ukuqhuma
    Uphawu lwebanga olungaqhumi: [Exia Ga]IIC
    Imingcele yesitifiketi sokuvikeleka: Um = 250VAC/DC Uo = 10.5VDC Io =5mA
    Po = 13.2W Lo = 100mH Co =1.7μF

    Umdwebo Wokuxhuma Kwetheminali