TU841 Rukunin Ƙarshe Module (MTU) an tsara shi musamman don ABB Compact Product Suite, yana taka muhimmiyar rawa a tsarin sarrafa sarrafa kansa na masana'antu. Babban aikinsa shi ne samar da goyon bayan daidaitawa ga Optical ModuleBus Modems TB840/TB840A da haɗa su zuwa na'urorin I/O da ba su da yawa. A matsayin na'urar da ba ta dace ba, wannan rukunin yana ɗaukar mahimman ayyuka kamar rarraba wutar lantarki, haɗin bas, da sarrafa kayayyaki, yana aiki a matsayin muhimmin sashi don samun babban amincin tsarin da sassauƙa.
A matsayin cibiyar sadarwa ta tsakiya don tashoshin I/O na yau da kullun, TU841 yana haɗa ayyuka da yawa waɗanda suka haɗa da mu'amalar wutar lantarki, ƙirar bas, saitin adireshi, da kulle injina cikin ƙaƙƙarfan yanki ɗaya. Ƙirar hawan dogo ta DIN tana adana sararin samaniya sosai a cikin kabad ɗin sarrafawa kuma yana sauƙaƙe shigarwa da tafiyar matakai.
2. Babban Ayyuka da Siffofin Zane
2.1 Kanfigareshan Modem Mai Ragewa
Babban manufar ƙira na TU841 shine don tallafawa sake shigarwa na modem TB840/TB840A dual TB840. Waɗannan modem guda biyu suna raba ModuleBus na lantarki ɗaya amma kowannensu yana da alaƙa da layukan ModuleBus na gani daban-daban. Wannan gine-ginen yana samar da sakewar Layer na jiki don hanyar sadarwa: idan hanyar farko na gani ko modem na farko ya kasa, tsarin zai iya canzawa ta atomatik ko da hannu zuwa hanyar madadin, yana tabbatar da musayar bayanai marar katsewa tsakanin manyan-Layer I / O modules da mai sarrafawa. Wannan yana da mahimmanci ga aikace-aikacen da ke buƙatar ci gaba mai girma, kamar sarrafa tsari da tsarin aminci.
2.2 Saitin Adireshin Rugu
Gaban naúrar yana da maɓallin juyawa don saita Address Cluster na wannan cluster I/O, tare da kewayon daidaitawa daga 1 zuwa 7. A cikin hanyar sadarwa na ModuleBus na Optical, ana iya haɗa irin waɗannan gungu har guda 7, kowanne ya gano kuma ana sarrafa su ta tsarin ta hanyar adireshinsa na musamman. Wannan hanyar saitin abu ne mai sauƙi kuma mai fahimta, baya buƙatar kayan aikin software, sauƙaƙe daidaitawa da sauri da gyara ta injiniyoyin filin.
2.3 Tsarin Maɓalli na Injini don Tabbatar da Kuskure
TU841 ya haɗa da dabarar dabarar tabbatar da kuskure ta zahiri-Maɓallan Injini. Ƙungiyar tana da jimillar maɓallai huɗu, biyu don kowane matsayi ramin module. Kowane maɓalli yana da matsayi daban-daban 6, kuma ta hanyar haɗin gwiwa, yana ba da har zuwa 36 lambobin jiki daban-daban don kowane matsayi. Waɗannan lambobin sun yi daidai da ramukan da ke ƙasan nau'ikan samfuran.
Ayyukan Tabbatar da Kuskure: Lokacin shigar da TB840A ko wasu nau'ikan da suka dace, za'a iya shigar da tsarin a hankali kawai idan lambar injinsa ta yi daidai da lambar da aka saita akan MTU. Wannan ainihin yana hana shigar nau'ikan samfura ko ƙira ba daidai ba cikin raka'o'in ƙarewa mara jituwa, guje wa lalacewar lantarki ko gazawar tsarin saboda rashin daidaituwa na hardware.
Canje-canje mai sauƙi: Matsayin maɓallan za a iya daidaita su cikin sauƙi ta amfani da screwdriver, yana ba da damar TU841 guda ɗaya don daidaitawa zuwa nau'i daban-daban ko nau'i a nan gaba, yana ba da sassaucin ra'ayi na gaba.
2.4 KASHE Tsarin Siginar
TU841 yana haɗa siginar siginar BLOCK na ciki, tare da siginar BLOCK mai zaman kanta ɗaya don kowane matsayi na module (A da B). Lokacin da ba a shigar da module daidai ba kuma a kulle shi a cikin MTU, wannan siginar yana adana module ɗin a cikin yanayin INIT (Initialization), yana hana shi kunnawa da shiga cikin sadarwar bas. Wannan yana tabbatar da cewa ƙirar zata iya shigar da matsayin aiki ne kawai bayan an amintar da shi ta zahiri kuma an tabbatar da haɗin sa a matsayin abin dogaro, yana ƙara haɓaka aminci da amincin tsarin.
2.5 Ƙaƙƙarfan hawa da ƙasa
DIN Rail Mounting: Ya bi ka'idodin masana'antu, cikin sauƙin yankewa akan daidaitaccen layin dogo na 35 mm. Yana goyan bayan hawa a tsaye ko a kwance don dacewa da shimfidar majalisar ministoci daban-daban.
Latch Mechanical and Grounding: Naúrar tana sanye da na'urar latch ɗin inji. Yin amfani da sukudireba don sarrafa wannan latch ɗin amintacce yana kulle TU841 akan layin dogo na DIN, yana hana tarwatsewa saboda girgiza ko tuntuɓar bazata. A lokaci guda, wannan tsarin latch yana tabbatar da kyakkyawar haɗin wutar lantarki tsakanin MTU da DIN dogo (yawanci ƙasa), yana ba da tabbacin ƙaddamar da kayan aiki abin dogara. Wannan ya cika ka'idodin kariyar ƙasa don kayan aikin Class I kuma yana taimakawa ɓatar da tsangwama ga wutar lantarki da ƙararrawa.
3. Yanayin Aikace-aikacen da Haɗin Tsarin
TU841 kyakkyawan zaɓi ne don gina matsakaici zuwa babban sikeli, ingantaccen ingantaccen tsarin I/O da aka rarraba bisa ABB Optical ModuleBus. Yanayin aikace-aikace na yau da kullun sun haɗa da:
Tsarin Tsirrai Automation: A cikin masana'antu irin su petrochemicals, Pharmaceuticals, da kuma kula da ruwa, inda adadi mai yawa na sigina na I / O (analog, dijital) da aka rarraba a cikin wuraren shuka suna buƙatar dogaro da dogaro a kan nesa mai nisa ta hanyar fiber optics zuwa ɗakin kulawa na tsakiya. TU841, wanda aka haɗa tare da TB840As mai yawa, yana ba da ingantaccen hanyar sadarwa ga kowane gungu na I/O mai nisa.
Sarrafa Mahimman Kayan Aiki: Irin su tashoshin makamashi, tashoshi na kwampreso, da sauransu, inda tsarin raguwar tsarin ke da tsada. Yin amfani da TU841 don kafa hanyoyin sadarwa mara amfani yana haɓaka ci gaba da siginar sarrafawa.
Tashoshin Buƙatar I / O Faɗawa: Lokacin da adadin kayayyaki da ake buƙata don tashar I / O ya wuce iyakar 12 kayayyaki a kowace ModuleBus na lantarki guda ɗaya, ana iya ƙirƙirar sabbin gungu na I / O ta TB840A da TU841, waɗanda aka haɗa ta hanyar fiber optics zuwa babban tashar, ba da damar haɓaka ƙarfin tsarin sassauƙa.
Sakon Sadarwa don I/O mara Ragewa: Don aikace-aikace masu tsadar gaske inda amincin hanyar sadarwar sadarwa ke da girma. Na'urorin I/O da kansu na iya zama marasa ƙarfi don adana farashi, amma amfani da TU841 tare da TB840A mai yawa yana tabbatar da 'kashin baya' wanda ke jagorantar waɗannan samfuran I/O abin dogaro ne.
A cikin haɗin tsarin, TU841 yawanci yana aiki tare da waɗannan abubuwan haɗin gwiwa:
Masu Gudanar da Matsayi na Sama: Irin su jerin AC 800M.
ModuleBus na gani: Yana aiki azaman hanyar sadarwar kashin baya.
TB840/TB840A ModuleBus Modems: Samar da mu'amalar musanya ta lantarki-zuwa- gani.
Daban-daban S800 I/O Modules: Yi takamaiman shigarwar sigina/ayyukan fitarwa.
Modules Samar da Wuta: Samar da wutar lantarki na 24V DC, mai daidaitawa azaman guda ɗaya ko saka idanu akan kari.
4. Shigarwa, Kanfigareshan, da Maintenance
Takaitaccen Matakan Shigarwa:
Danna TU841 akan daidaitaccen layin dogo na 35mm.
Yi amfani da screwdriver don shigar da latch ɗin inji, amintacce kulle naúrar zuwa dogo da samun ƙasa.
Dangane da ƙirar ƙirar TB840A da za a girka, yi amfani da sukudireba don daidaita maɓallan inji guda huɗu zuwa daidaitattun wurare.
Saita juyi juyi zuwa adireshin da aka sanya (1-7) don wannan gungu na I/O.
Haɗa wayoyi masu samar da wutar lantarki zuwa L+ da L- tashoshi. Idan ana amfani da kuma saka idanu akan yawan samar da wutar lantarki, haɗa zuwa tashoshin SA da SB.
Haɗa kebul ɗin bas daga mai sarrafawa ko matakin babba zuwa ƙirar ModuleBus na lantarki.
Daidaita nau'ikan nau'ikan TB840A guda biyu bisa ga maɓallan maɓalli, saka su a hankali cikin matsayi A da B, sannan danna ƙasa da ƙarfi, tabbatar da sakin su ta siginar BLOCK kuma a kulle su a wuri.
Maɓallan Kanfigareshan:
Dole ne a saita maɓallai na inji kafin shigar da kayayyaki, tabbatar da sun dace da coding a ƙasan tsarin.
Adireshin tari dole ne ya zama na musamman a cikin tsarin don guje wa rikice-rikice.
Dole ne ƙarfin wutar lantarki ya kasance cikin kewayon kewayon, tare da madaidaicin polarity.
Kulawa:
TU841 na'ura ce mai wucewa kuma gabaɗaya baya buƙatar kulawa ta yau da kullun.
Idan ana buƙatar musanyawa ko gyara na'urori, tabbatar da an kunna tsarin ko a cikin yanayi mai aminci.
Don tsaftacewa, yi amfani da bushe, zane mai laushi; kauce wa sinadaran kaushi.
