● aiki zafin jiki: -40 ~ + 85 ℃, zafin jiki drift 0.05% / ℃.

● Kariya matakin: IP68.

● Fitarwa nau'i: uku waya ƙarfin lantarki ko halin yanzu fitarwa.

● mitar sauti: 0 ~ 10kHz,

Bandwidth halaye 0 ~ 1kHz lalacewa kasa da 1%, 10kHz lalacewa kasa da 5%;

Hoto halaye 0 ~ 1kHz lokaci bambanci kasa da -10 °, 10kHz lokaci bambanci kasa da -100 °

● Wutar lantarki fitarwa siffar na'urori masu auna firikwensin samar da wutar lantarki:

1) + 12dc ~ 30Vdc samar da wutar lantarki, fitarwa kewayon 0.1 ~ 10.5V ko 1 ~ 5V ko 0.5 ~ 4.5V, ikon amfani ≤12mA (ba tare da fitarwa yanzu);

2) -18Vdc ~ 24Vdc samar da wutar lantarki, fitarwa kewayon -2 ~ 18V, ikon amfani ≤12mA (ba tare da fitarwa yanzu);

3) ± 12Vdc ~ ± 15Vdc samar da wutar lantarki, fitarwa 0 ~ + 5V ko 0 ~ + 10V ko -5 ~ + 5V ko -10 ~ + 10V ikon amfani ≤ ± 12mA (ba tare da fitarwa yanzu).

Yanzu fitarwa siffar firikwensin samar da wutar lantarki: + 18Vdc ~ 30Vdc samar da wutar lantarki, 4-20mA yanzu fitarwa

● Ripple (mafi girma fitarwa amo kulla lokacin da auna spacing daidai): firikwensin fitarwa Ripple ba fiye da 20mV a cikin nau'i na ƙarfin lantarki fitarwa; firikwensin fitarwa Ripple ba fiye da 30uA a cikin nau'i na yanzu fitarwa.

● Load ikon:

Na'urar firikwensin fitarwa impedance a cikin nau'i na ƙarfin lantarki fitarwa ba ya fi 51Ω, matsakaicin direba siginar kebul tsawon 300m;

4 ~ 20mA halin yanzu fitarwa nau'i na firikwensin matsakaicin load juriya ba ya fi 750Ω, da fitarwa canji-1% lokacin da matsakaicin load juriya.

● girman

Teburin2.1 Jigon Size Table

● auna sigogi:

Teburin2.2 auna sigogi tebur

a. Shigarwa

Lokacin da aka auna shi a matsayin zagaye shaft da kuma bincike tsakiya line ne orthogonal da shaft line, gabaɗaya bukatar da aka auna shaft diamita ne bincike diamita.3fiye da sau, in ba haka ba, da hankali na firikwensin zai ragu, lokacin da aka auna surface size da kuma duba kai diameter, da hankali zai ragu zuwa70%A dama.

Kaurin da aka gwada zai kuma shafi sakamakon ma'auni. General kauri fiye da0.1mmSama karfe da sauran magnetic conductive kayan da kauri ne mafi girma fiye da0.6mmA sama jan ƙarfe, aluminum da sauran rauni conductive magnetic kayan, to, hankali ba zai shafi.

The gwada surface ya kamata ya zama mai tsabta, ya kamata ba tare da engravings, ramin ido, cams, grooves da sauran lahani (sai dai da hannu don maɓallin fasa, juyawa madaidaicin saiti). Don vibration ma'auni bukatun da aka auna surface roughness a0.4～0.8μm; Don displacement auna general surface roughness ba ya wuce0.8～1.6μm.

Sai dai idan an bayyana musamman a lokacin yin oda, yawanci an yi amfani da firikwensin kafin masana'antar45#Karfe kayan gwaji ne daidaitawa, kawai da shi ne wannan jerin da aka gwada kayan, samar da halaye daidaito zai iya zama daidai.

Nisan shigarwa tsakanin na'urorin firikwensin ba zai iya zama kusa sosai don kauce wa tsoma baki. Yawancin lokaci, mafi ƙarancin nesa tsakanin masu binciken firikwensin yana samuwa a cikin teburin da ke ƙasa.

Hotuna3.1Taswirar nesa tsakanin kowane bincike

Teburin3Mesa tsakanin kowane bincike

Shigarwa firikwensin ya kamata ya tabbatar da cewa ba kasa da wani nesa tsakanin kafa na bincike da kafa farfajiyar, injiniya filastik kafa jiki ya kamata ya bayyana kafa farfajiyar gaba daya, in ba haka ba ya kamata a sarrafa kafa farfajiyar a cikin ramin ƙasa ko kusurwa.

Hotuna3.2Taswirar nesa daga probe shugaban da shigarwa surface

Karfin da aka yi amfani da shi don shigar da na'urar firikwensin ya kamata ya kasance mafi girma kamar yadda ya kamata, tare da mitar resonance ta kasance akalla sau goma fiye da saurin juyawa na inji don tabbatar da daidaiton ma'auni.

Lokacin shigar da na'ura mai auna firikwensin, ya kamata a la'akari da madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin mada(A lokacin da oda zabi ya kamata ya sa da zaɓa firikwensin layi kewayon mafi girma fiye da aka auna spacing15%sama). Yawancin lokaci, lokacin da aka auna rawar jiki, an sanya shigarwa gap a layi tsakiyar maki na firikwensin; Lokacin auna motsi, don yanke shawarar saitin shigarwa tsakanin su bisa ga abin da shugabanci bit motsi canji ko zuwa abin da shugabanci da yawan canje-canje ne mafi girma. Lokacin da matsayi ya canza zuwa shugabanci daga karshen binciken, ya kamata a saita shigarwa gap a kan layi kusa da karshen; A maimakon haka, ya kamata a sanya a nesa.

Amfani da fitarwar na'ura mai auna firikwensin don daidaita shigarwar na'ura mai auna firikwensin, lokacin da kai na bincike bai bayyana ramin shigarwa ba, saboda tasirin karfe da ke kewaye da ramin shigarwa, zai iya sa fitarwar na'ura mai auna firikwensin ta dace da ƙarfin lantarki ko ƙimar yanzu da ke dacewa da ramin shigarwa, amma a wannan lokacin binciken ma'auni ba abu ne da ake buƙatar ma'auni ba. Binciken daidaitawa zuwa daidai shigarwa matsayi, firikwensin fitarwa ya kamata ya zama: Da farko babban cike fitarwa(Ba a sanya binciken a cikin ramin shigarwa ba)Sa'an nan kuma ƙananan fitarwa(A wannan lokacin bincike a cikin shigarwa rami), ci gaba da duba binciken a cikin shigarwa rami, firikwensin fitarwa zai zama babban fitarwa(A wannan lokacin bincike shugaban bayyana shigarwa rami, amma da aka gauge surface spacing ne mafi girma)Sa'an nan kuma a cikin binciken, fitarwar firikwensin daidai da darajar da ta dace da shigarwa, a wannan lokacin binciken shine daidai shigarwa.

Hotuna3.3Bincike Shigarwa Blank kyau da kuskure Chart

II. Calibration

Ya kamata a sake daidaita amfani da firikwensin ba har zuwa shekara ɗaya ko fiye da shekaru biyu na amfani mai ci gaba.

YDYT9800Wasu kayayyakin jerin hadedden lantarki vortex displacement firikwensin suna da ƙananan potentiator a ƙarshen kwalliyar, ta hanyar daidaita wannan potentiator zai iya daidaitawa da sauƙi ga layi da kuma hankali na firikwensin, daidaitawa na'urar da aka ba da shawarar amfani da kamfaninmu samar daYD-20Static Shift Calibrator, don Allah a rufe potentiator da silicone gel bayan daidaitawa don hana canje-canje na juriya na potentiator yayin amfani.

YDYT9800 Integrated lantarki Turbo kwararar motsi firikwensin: