Samfuran 330171 da 330172 su ne ainihin abubuwan da ke cikin Tsarin Tsarin Tsarin Kusa na Benly Nevada 3300 5 mm, wakiltar madaidaicin madaidaici, ƙaura mara lamba da firikwensin girgiza. Duk samfuran biyu suna da ƙirar 1 / 4-28 UNF zaren hawa. Maɓallin maɓalli ya ta'allaka ne a cikin kariyar injin su: Model 330171 shine daidaitaccen sigar da ba ta da sulke, yayin da Model 330172 ya haɗa da sulke bakin karfe sulke don ingantacciyar dorewa a cikin matsanancin yanayi wanda ke ƙarƙashin cin zarafi na jiki, lalata, ko inda ƙarin kariyar kebul ke da mahimmanci.
Waɗannan binciken, lokacin da aka haɗa su da kebul na Extension na 3300 XL da Sensor Proximitor na 3300 XL, suna samar da cikakken Tsarin Transducer na kusanci na 3300 5 mm. Ana amfani da wannan tsarin sosai don lura da yanayin injinan jujjuyawa, gami da ma'aunin girgiza, matsayi, sigina na maɓalli, da saurin juyawa.
2. Ƙa'idar Aiki: Eddy Current Sensing
Tsarin Proximity Probe na 3300 5 mm yana aiki bisa ka'idar Eddy Current Sensing Principle. Babban aikinsa ya haɗa da aunawa ta hanyar lantarki ta hanyar auna canji a cikin tazarar da ke tsakanin tip ɗin bincike da farfajiyar manufa. Cikakken ƙa'idar aiki shine kamar haka:
2.1 Farkon Filayen Electromagnetic da Tasirin Yanzu
Binciken yana ƙunshe da ƙaramin coil a bakinsa. Lokacin da wannan coil ɗin ya sami kuzari ta hanyar babban juzu'i mai jujjuyawa (yawanci ana kawo shi ta Proximitor Sensor), yana haifar da babban filin musanya na lantarki wanda ke haskakawa daga tip ɗin bincike. Lokacin da aka karkatar da wannan filin zuwa wani abu mai ɗaukar nauyi (kamar sandar ƙarfe), yana haifar da zazzagewar igiyoyin lantarki, waɗanda aka sani da igiyoyin ruwa, akan saman abin da aka nufa. Wadannan igiyoyin igiyar ruwa, bi da bi, suna haifar da nasu filin maganadisu mai adawa, wanda ƙarfinsa ya yi daidai da tazarar da ke tsakanin tip ɗin bincike da abin da ake nufi.
2.2 Canjin Tasiri da Canjin Sigina
Ma'amala tsakanin filin maganadisu na binciken da filin da ake ƙirƙira ta hanyar igiyoyin ruwa na haifar da canji a cikin ingantaccen tasirin na'urar binciken. Yayin da ratar ke raguwa, tasirin eddy na yanzu yana ƙaruwa, yana haifar da canji mai mahimmanci da ma'auni a cikin rashin ƙarfi na nada. Sensor Proximitor na 3300 XL da aka haɗa an ƙera shi daidai don gano wannan canji na rashin ƙarfi. Yana daidaita siginar kuma yana jujjuya shi zuwa fitarwar wutar lantarki na DC wanda yayi daidai da nisan tazarar kai tsaye. Wannan tsarin yana da ikon auna duka a tsaye (matsayi) da canje-canje masu ƙarfi (vibration), yana ba da daidaito mai girma da faɗaɗa amsawar mitar da ta dace da yawancin aikace-aikacen sa ido na injuna.
2.3 Madaidaicin Rage da Calibration
Ingantacciyar ma'aunin ma'auni na tsarin yana daga 0.25 mm zuwa 2.3 mm (mils 10 zuwa 90). Saitin rata da aka ba da shawarar don aiki mafi kyau shine 1.27 mm (mils 50). A cikin kewayon linzamin kwamfuta, alaƙar da ke tsakanin ƙarfin fitarwa da tazarar tazarar ta kasance madaidaiciya. Matsakaicin Sikelin Ƙarfafa shine yawanci 7.87 V/mm (200 mV/mil) tare da juriya na ± 6.5%, wanda ya haɗa da kurakurai daga musayar sassa. Bambance-bambance daga mafi kyawun Layi Daidaitacce (DSL) yawanci ya fi ± 0.038 mm (± 1.5 mils). Ana ƙididdige binciken masana'anta ta tsohuwa don maƙasudin ƙarfe na AISI 4140, amma ana samun daidaitawa don wasu kayan akan buƙata.
3. Tsarin Tsarin da Haɗin kai
Tsarin Transducer na 3300 5 mm yana aiki azaman naúrar haɗaɗɗiya wanda ya ƙunshi manyan sassa uku:
3300 5mm Proximity Probe (Model 330171/330172)
Cable Extension na 3300 XL
3300 XL Proximitor Sensor
Babban fa'idar wannan tsarin shine cikakken musanyawa na bincike, kebul na tsawo, da na'urori masu auna firikwensin Proximitor. Wannan yana kawar da buƙatar lokaci-cinyewa da tsadar abubuwan daidaitattun abubuwan daidaitattun abubuwa ko daidaitawar benci, sauƙaƙe sarrafa kayan aiki da maye gurbin filin.
4. Siffofin Tsari da Tsarin Injini
4.1 Binciken Gina da Kayayyaki
Material Tip Tukwici: Polyphenylene Sulfide (PPS), yana ba da kyakkyawan juriya ga yanayin zafi, sinadarai, da lalacewa.
Abubuwan Bincike: AISI 303 ko 304 Bakin Karfe, yana ba da ƙarfi mai ƙarfi da juriya na lalata.
Kebul na Bincike: Kebul na triaxial 75 Ω tare da rufin Fluoroethylene Propylene (FEP). Zaɓin kebul na FluidLoc yana samuwa don hana mai da sauran ruwaye yin ƙaura tare da cikin kebul ɗin.
4.2 Zane Mai Haɗi
Yana da juriyar lalata, masu haɗin ClickLoc mai ruwan zinari.
Suna buƙatar juzu'i mai ɗaure yatsa kawai don amintacce (wani 'danna' daban yana tabbatar da haɗin gwiwa), kuma na'urar kullewa ta musamman tana hana sassautawa ƙarƙashin girgiza.
Ana ba da shawarar masu kariyar haɗin kai don duk shigarwa kuma ana iya yin oda da riga-kafi ko keɓancewa. Suna ba da ingantaccen hatimin muhalli da kariya ta injina don wurin haɗin gwiwa.
4.3 Masu sulke vs. Nassosin marasa sulke
Model 330172 (Armored): Ana kiyaye kebul ta hanyar ƙwanƙwasa sulke na sulke na AISI 302 ko 304 SST tare da jaket na waje na FEP. An ƙera wannan sigar don aikace-aikace inda kebul ɗin ke fallasa ga yuwuwar murkushewa, shaƙewa, ko wasu lalacewar jiki.
Model 330171 (Ba Armored): Ya dace da yanayin masana'antu na gabaɗaya inda aka rage irin wannan haɗarin jiki, yana ba da ƙarin sassauci da ingantaccen bayani.
5. Ayyukan Lantarki da Ƙayyadaddun Muhalli
5.1 Ma'aunin Wutar Lantarki
Bukatar Samar da Wutar Lantarki: +17.5 Vdc zuwa +26 Vdc, tare da matsakaicin amfani na yanzu na 12 mA.
Juriya na fitarwa: 50 Ω.
Hankalin Ƙarfafawa: Kasa da 2 mV canji a cikin fitarwa kowane canjin volt a cikin wutar lantarki.
Amsa Mitar: 0 zuwa 10 kHz (+0, -3 dB), mai ikon ɗaukar fa'idodin girgizar ƙasa a cikin injin juyawa.
Kariya ga Filayen Magnetic: Filayen maganadisu na 60 Hz ba su da tasiri sosai har zuwa Gaus 300, kamar yadda cikakken bayani a cikin bayanan.
5.2 Yanayin Zazzabi
Zazzabi Mai Aiki: -35°C zuwa +177°C (-31°F zuwa +351°F). Fitarwa a ƙasa -34°C na iya lalata hatimin matsa lamba.
Zazzabi na Kebul na Tsawo: -51°C zuwa +177°C (-60°F zuwa +351°F) don madaidaitan igiyoyi.
5.3 Takaddun shaida da Amincewa
Tsarin ya dace da buƙatun alamar CE.
Yana ƙunshe da Yarjejeniyar Wuri Mai Haɗari iri-iri kamar ATEX da IECEx don amfani a cikin yanki na yanki na 0, 1, da 2, galibi suna buƙatar haɗi zuwa daidaitattun shingen aminci na ciki ko masu keɓance galvanic.
Mai bin umarnin RoHS.
6. Yanayin Aikace-aikacen da Sharuɗɗan shigarwa
6.1 Na Musamman Aikace-aikace
Kulawa da Jijjiga akan injunan ɗaukar fim ɗin ruwa (misali, turbines, compressors, famfo).
Ma'aunin Radial da Axial Matsayi.
Maɓalli da aikace-aikacen auna saurin gudu. (Bincika Benly Nevada don takamaiman bayanan aikace-aikacen kariya da sauri).
Kulawa da tsinkaya akan kayan aiki masu mahimmanci kamar janareta da manyan injinan lantarki.
6.2 Abubuwan Shigarwa
Mafi ƙarancin Maƙasudin Girman: 15.2 mm (0.6 inci) diamita don maƙasudin maƙasudi.
Diamita na Shaft: Ƙananan 50.8 mm (inci 2), tare da shawarar mafi ƙarancin 76.2 mm (inci 3) don rage girman canje-canjen ma'auni.
Rabuwar Tukwici na Bincike: Don iyakance maganganun giciye na lantarki tsakanin tsarin biyu zuwa ƙasa da 50 mV, kula da mafi ƙarancin tip-to-tip rabuwa na:
Haɗin Zare: Rike zuwa iyakar haɗin gwiwar zaren (0.375 a cikin 1/4-28) don hana ɗauri.
Cable lankwasa Radius: Kula da mafi ƙarancin lanƙwasa radius na 25.4 mm (1.0 in) don guje wa lalacewar kebul.
7. Maɓallin Abubuwan Amfanin Samfur
Cikakkun musanyawa: Babu buƙatar sake daidaita tsarin lokacin maye gurbin bincike, igiyoyi, ko Proximitors.
Babban Daidaito da Kwanciyar Hankali: Yana kiyaye ingantaccen fitowar layin layi a cikin kewayon zafin jiki mai faɗi.
Ƙarfafa Ƙarfin Injini: Tsarin gyare-gyaren Tiploc mai haƙƙin mallaka yana haifar da haɗin gwiwa mai ƙarfi tsakanin tip ɗin bincike da jiki.
Babban Kariyar Muhalli: Zaɓuɓɓuka kamar igiyoyin FluidLoc, masu kariyar haɗin kai, da gine-gine masu sulke suna kula da mahalli masu ƙalubale.
Tsaro da Biyayya: An ba da izini don amfani a wurare masu haɗari kuma ya bi manyan ƙa'idodin ƙasa da ƙasa.
