Marubuci: Smartweigh-Multihead Weighter
Ma'aunin nauyi da yawa shine ainihin na'urar da ke canza siginar bayanai masu inganci zuwa siginar lantarki wanda za'a iya auna shi daidai. Lokacin amfani da firikwensin, wajibi ne a yi la'akari da takamaiman yanayin ofishin inda firikwensin yake. Wannan yana da mahimmanci musamman don dacewa da amfani da ma'aunin multihead. Yana da alaƙa da ko firikwensin zai iya aiki akai-akai da sauran aminci da lokacin amfani, har ma da samuwar duk kayan aikin lantarki. aminci da aminci factor. A cikin mahimman abubuwa da hanyoyin tantance ma'aunin ma'aunin ma'aunin ma'auni na multihead, akwai bambance-bambancen inganci tsakanin tsofaffi da sabbin ma'auni na ƙasa.
Multihead awo yana bambanta fa'ida da rashin amfani na tsarin awo. Bayan aikace-aikacen dogon lokaci, ana iya haramta tsarin auna. Gabaɗaya, ya kamata mu magance irin waɗannan matsalolin bisa ga daidaitawar mai sarrafa awo. Amma wani lokaci, komai yadda za a daidaita, ba za a iya dawo da jikin sikelin ba. A wannan lokacin, kowa yana buƙatar yin cikakken bincike daga dukkan matakan ƙungiyar aunawa, kuma babban abin da ke cikin ƙungiyar ma'aunin nauyi shine ma'aunin nauyi mai yawa. A wannan mataki, tsarin aunawa gabaɗaya yana amfani da juriya ma'aunin ma'aunin ma'auni (simulation) a matsayin babban ɓangaren ƙungiyar awo. Yana amfani da ƙa'idar gadar Wheatstone don canza siginar bayanan nauyi ta yanar gizo zuwa siginar lantarki na canjin layi. Akwai layukan asali guda hudu. , shigarwar shine 5-10V yana ƙarfafa ƙarfin aiki (tsarin samar da wutar lantarki yana aiki), fitarwa shine“mV”Ita ce siginar bayanai masu nauyi na kamfani.
Na gaba, zan nuna maka yadda za a yi hukunci da ribobi da fursunoni na multihead awo: 1: Kula da duba ko bayyanar firikwensin ya lalace, fashe, da dai sauransu. Idan wannan ya faru, dole ne ka tuntubi masana'anta don maye gurbin sabon firikwensin. 2: Hanyar ma'aunin I/O shine nemo ƙarshen haɗin firikwensin a cikin mai sarrafa awo (multihead weighter meter), kuma ana haɗa na'urar firikwensin zuwa da'irar wutar lantarki. A karkashin yanayi na al'ada, ƙarfin ƙarfin aiki na ƙarfafa (EXC+ zuwa EXC-tsakiyar) shine 5-10V , ƙarfin fitarwa (tsakanin SIG + da SIG-) yana kusa da 0 lokacin da injin ya cika, wanda ya fi ƙasa da matsakaicin fitarwa na zuciya na zuciya. firikwensin. (Na'urar firikwensin ya fi girma kuma fitarwar zuciya = ƙarfafa ƙarfin aiki * ƙwarewar firikwensin, kuma yawancin firikwensin ma'aunin firikwensin mafi yawa shine 1mV/V.) Idan firikwensin ya wuce wannan kewayon, tuntuɓi mai bada sabis don neman maye gurbin firikwensin.
Uku: Hanyar ma'aunin juriya na inductor: Daidaita ƙimar juriya na firikwensin, kuma kuyi hukunci da ingancin firikwensin gwargwadon ƙimar juriya 1: juriya na shigarwa iri daya ne ko kuma rukunoni biyu iri daya ne (Lura: Juriya na shigar da ita ita ce resistor a tsakiyar EXC+ zuwa EXC-, juriyar fitarwa ita ce resistor a tsakiyar SIG+ zuwa SIG-, juriyar gada ita ce juriya a ciki. Tsakanin EXC+ zuwa SIG+, EXC+ zuwa SIG-, EXC- zuwa SIG+, EXC- zuwa SIG- Abin da ke sama shine hanyar yin la'akari da fa'ida da rashin amfani na ma'aunin multihead a cikin tsarin awo. Ba shi da sauƙi a lalata a ƙarƙashin duk yanayin aikace-aikacen al'ada, yawancin laifuffuka na yau da kullun suna haifar da kuskuren aiki na jikin sikelin. don rage cin karo da cin karo da abubuwan da aka rataye, da aiwatar da ainihin aikin daidai gwargwadon girman injina da kayan aiki. Dalilai guda biyar na asali na ma'aunin nauyi na multihead to babu makawa ma'aunin multihead zai haifar da son zuciya a cikin aikace-aikacen, kuma wace irin son zuciya multihead zai kasance? Menene dalilin rashin daidaituwa? 1. Halayyar dabi'a.
Na'urar da kanta ta haifar da ita, gami da ƙimar drift DC, kurakurai a cikin ramp, ko rashin layi a cikin ramp. A ƙarshe, za a sami bambanci tsakanin ingantattun halayen ƙaura da ainihin halayen na'ura. 2. Multihead awo yana amfani da son zuciya.
Wato karkacewar da ainihin aiki ya haifar, gami da sanya wurin binciken da ba daidai ba, rashin daidaituwa tsakanin binciken da adireshin ma'auni daidai, rashin tsaftacewar iskar gas ko wasu tururi a duk lokacin aikin tsaftacewa, da rashin daidaiton masu watsa wayo. Daban-daban iri-iri da ke haifar da aikin da ba daidai ba, kamar daidaitaccen wuri. 3. Matsala mai ƙarfi. Na'urori masu auna firikwensin da ke amfani da ma'auni na bayanai suna da matuƙar girgiza-jigi don haka suna jinkirin ba da amsa ga mahimman canje-canje a cikin maɓalli masu mahimmanci, har ma suna ɗaukar 'yan daƙiƙa don amsa canje-canjen yanayin zafi.
Wasu ma'auni masu kai da yawa tare da halayen latency na iya gabatar da ra'ayi mai ƙarfi don mayar da martani ga canje-canje masu sauri. Gudun amsawa, raguwar girma, da raguwar bambance-bambancen lokaci duk sune abubuwan da ke haifar da karkace. 4. Sabawa shigar.
Wannan ya faru ne saboda karkatar da shigar da na'urar firikwensin a cikin software na tsarin, wanda ke canza daidaitattun ma'auni na manyan sigogi. Aiwatar da tsarin zuwa na'urar watsa wayo mai girma da yawa fiye da kima, yanayin yanayin software na tsarin yana da sannu a hankali, kuma dumama kai a cikin software na tsarin yana ɗaukar ƙarfi da yawa, da sauransu, duk suna haifar da karkatar da shigar. 5, karkatar da mahalli.
Aikace-aikacen ma'aunin nauyi da yawa kuma suna fuskantar haɗarin muhalli kamar zafin jiki, girgizawa, girgizawa, tsayi, da ƙawancen fili, waɗanda duk suna da yuwuwar haifar da sabani daga yanayin yanayi.
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