AI895 Module Input ABB Analog Module ne, na iya yin mu'amala da masu watsa wayoyi 2 kai tsaye kuma tare da takamaiman haɗin kai yana iya haɗawa da masu watsa wayoyi 4 ba tare da rasa ikon HART ba. Zane na AI895 module yayi cikakken la'akari da m bukatun aikace-aikace filin masana'antu. Babban fasali da fa'idodinsa suna bayyana a cikin waɗannan abubuwan:
Hadin Kai Tsaye (IS)
Kariyar da aka Gina: Kowane tashoshi yana haɗa abubuwan kariya na aminci na ciki, yana ba da damar haɗin kai tsaye don aiwatar da kayan aiki (misali, masu watsawa) shigar a cikin wurare masu haɗari (kamar ATEX/IECEx Zone 0/1) ba tare da buƙatar ƙarin shingen tsaro na waje ko masu keɓewa ba. Wannan yana sauƙaƙa ƙirar tsarin sosai, yana rage buƙatun sarari na majalisar, kuma yana rage farashin shigarwa da kayan aiki.
Takaddun Takaddun Takaddun Takaddun Takaddun Shaida: Tsarin ya dace da ƙa'idodin tabbatar da fashewar ƙasa kamar ATEX da IECEx. Ya dace da mummuna yanayi kamar Yanki 2 tare da musaya zuwa Zone 0/1, yana tabbatar da aiki mai aminci a gaban iskar gas ko ƙura.
Ƙarfin Sadarwar HART
Haɗin-tsarin yarjejeniya guda biyu: Yayin watsa daidaitattun siginar analog na 4-20mA, ƙirar tana goyan bayan siginar sadarwar dijital ta HART. Masu amfani za su iya samun damar na'urorin filin fasaha (misali, masu watsawa, masu kunnawa) ta hanyar ka'idar HART don daidaita ma'auni, bincike na ci gaba, tambayoyin matsayi, da karanta bayanan na'ura, ba da damar kiyaye tsinkaya.
Taimakon DTM: A cikin tsarin FDT/DTM na Tsarin 800xA, tsarin AI895 na DTM (Mai sarrafa Na'urar Na'ura) yana fasalta ayyukan sarrafa HART. Wannan yana ba da damar software mai watsa shiri (misali, Fieldbus Builder) don sadarwa tare da kayan aikin HART DTMs da aka haɗa da tashoshi ta wannan tsarin, yana ba da damar daidaitawa da sarrafa na'urori masu wayo.
Babban Haɗin kai da sassauci
8-Channel Density: Module guda ɗaya yana samar da tashoshi na shigarwa na analog mai zaman kansa na 8, yana haɓaka amfani da sararin samaniya, yana mai da shi musamman dacewa da aikace-aikacen siginar girma mai yawa.
Ƙarfin Samar da Wuta Mai Sauƙi: Kowane tashoshi na iya ba da ikon madauki (yawanci ≥15V @ 20mA) zuwa masu watsa wayoyi biyu da aka haɗa kuma yana da ikon tuƙi Ex-certified na'urori. Ƙarƙashin ƙarfin shigarwar sa (yawanci 3V, gami da PTC) yana tabbatar da isasshiyar wutar lantarki don kayan aikin filin.
Cikakken Tsarin Sigina: Yana goyan bayan saitunan tacewa daban-daban don kashe amo. Yana da ma'aunin ƙin yarda da yanayin gama gari (CMRR> 80 dB) da Matsakaicin Ƙimar Yanayin Al'ada (NMRR> 10 dB), yana tabbatar da daidaiton ma'auni a cikin matsanancin yanayin lantarki.
Ƙarfin Bincike da Abubuwan Kulawa
Ƙididdigar Matakan Maɗaukaki: Yana ba da matakin-module da bincike-matakin-tashar don gano kuskure cikin sauri, kamar ƙirar ƙirar da ta ɓace, kuskuren nau'in, gazawar wutar lantarki ta waje, gajeriyar tashar tashar / buɗaɗɗen kewayawa, da sauransu.
Kula da Na'urar HART: Tsarin yana lura da yanayin sadarwa na kayan aikin HART da aka haɗa, bincika kasancewar na'urar, yana ba da rahoton takamaiman matsayin na'urar (misali, daidaitawa, daidaitacce fitarwa, baya da iyaka), kuma yana nuna wannan bayanin a sarari ta hanyar haɗin DTM.
Sauƙaƙan Kulawa: Yana goyan bayan sauye-sauye mai zafi (a ƙarƙashin izinin tsarin tsarin). Manufofin LED a gaban module ɗin suna ba da ingantaccen Run, Laifi, Gargaɗi, da matsayin sadarwar HART.
Haɗin Tsarin Tsari mara kyau
Toshe-da-Play: Mai jituwa tare da tsarin S800 I/O da ƙaramin raka'a Tashar Ma'auni (MTUs) kamar TU890/TU891, yana ba da damar haɗin waya mai sauri da sauƙi.
Haɗin Haɗin Injiniya: A cikin Tsarin 800xA, daidaitawa, saka idanu, da bincike ana yin su ta hanyar sadaukarwar DTM ɗin sa, yana ba da ingantaccen aikin injiniya da ƙwarewar aiki tare da duk tsarin 800xA, gami da sarrafa rawar mai amfani, kallon kan layi, zazzage sigina, da sauransu.
2. Cikakken Halayen Fasaha
1. Samun Sigina da Gudanarwa
An inganta AI895 don siginar yanzu na masana'antu-4-20mA. Ƙaddamarwar sa na 12-bit yana ba da isasshen daidaito don yawancin aikace-aikacen sa ido na tsari, kamar matsa lamba, zafin jiki, kwarara, da ma'aunin matakin. Babban madaidaicin madaidaicin analog-zuwa-dijital mai musanya mai canzawa na cikin na'urar da tsayayyen wutar lantarki yana tabbatar da daidaiton ma'auni a cikin kewayon zafin jiki mai faɗi (tsawon zafin jiki kawai 100 ppm/°C). Masu amfani za su iya saita madaidaicin lokacin tacewa ga kowane tashoshi ta hanyar DTM don cimma ma'auni mafi kyau tsakanin saurin amsawa da kashe amo.
2. Tsare Tsare Tsare Tsare
Babban fasalin aminci na AI895 ya ta'allaka ne a cikin ƙirar 'makasudin-makamashi'. An ƙera da'irori na cikin na'urar musamman don tabbatar da cewa, ko da a cikin yanayi mara kyau, ƙarfin wutar lantarki da ake watsawa zuwa wuri mai haɗari ba shi da ƙarfi don ya kasa kunna takamaiman cakuda gas mai fashewa. Wannan yana ba da damar shigar da shi kai tsaye a cikin amintaccen wuri (misali, majalisar sarrafawa) yayin da ake shimfida layin sigina zuwa kayan aikin filin a cikin wuri mai haɗari, samar da cikakkiyar madaidaicin madaidaicin madaidaicin madaidaicin madaidaicin shinge ba tare da shingen tsaro na tsaka-tsaki ba.
3. HART Protocol Haɗin kai
A matsayin ƙofa ta HART, AI895 tana kula da sadarwar Layer na zahiri tare da kayan aikin HART. DTM ɗin sa yana ba da wadataccen ayyuka masu alaƙa da HART:
Siffata: Yana ba da damar saita sigogin sadarwa na HART, kamar adadin sakewa don amsoshi masu aiki/kuskure, don inganta amincin sadarwa.
Diagnostics: Shafin bincike na 'HART na'ura' da aka keɓe yana nuna matsayin na'urar (misali, ayyukan da ake ci gaba, kurakuran hardware), matsayin kayan aikin HART na duk tashoshi (an kunna dubawa, bincike, bace, bayyana, rashin daidaitawa), da cikakken kuskuren sadarwa, amsa umarni, da lambobin matsayin na'urar filin.
Ayyukan Sabis:
Yi Sake saitin Jagora: Lokacin da aka ƙara ko maye gurbin sabbin kayan aikin HART a cikin filin, aiwatar da wannan umarni yana tilasta tsarin sake duba duk tashoshi da sabunta jerin na'urar HART na ciki.
Kunna/A kashe Scan: Yana sarrafa ko ƙirar lokaci-lokaci zaɓe an gane na'urorin HART don saka idanu akan matsayinsu na kan layi.
Karanta Ma'auni na Ƙofar: Yana dawo da bayanai kamar adadin kayan aikin da aka gane, matsayin dubawa, sake gwada saitunan, da sauransu.
Yi Gwajin Kai na Na'ura: Yana aiwatar da gwajin kansa na aikin HART na ciki na ƙirar.
4. Kanfigareshan da Aiki
Kanfigareshan tsarin AI895 ana yin shi da farko ta hanyar DTM ɗin sa a cikin tsarin injiniya na System 800xA (misali, Mai Gina Sarrafa ko Mai Gina Filin Bus). Maɓalli na daidaitawa sun haɗa da:
Ma'aunin Tashoshi: Ana iya kunna kowane tashoshi/an kashe shi daban-daban. Za'a iya zaɓar kewayon siginar (kafaffen azaman 4-20mA), layin layi (misali, Babu, Tushen Square), da lokacin tacewa.
Ƙididdiga: Ƙaddamarwa don daidaita sigogin sadarwa na HART.
Kula: Yana Nuna ma'auni na ainihin-lokaci (dijital, kaso, da jadawali na mashaya) da matsayin tashoshi ga duk tashoshi a yanayin kan layi.
Sabis: Yana aiwatar da manyan umarni da ayyuka masu alaƙa da HART da aka ambata a sama.
Matsayin mai amfani da izini (misali, Mai lura, Mai aiki, Mai Kulawa, Injiniyan Tsara) an haɗa su cikin aikace-aikacen DTM, suna tabbatar da tsaro na aiki.
3. Filin Aikace-aikace
Module Input Analog na ABB AI895 ana amfani dashi ko'ina a cikin masana'antu waɗanda ke buƙatar kariyar aminci ta ciki, ma'aunin madaidaici, da sarrafa na'ura mai hankali, gami da:
Oil & Gas: Matsi, zafin jiki, da sa ido kan kwararar ruwa a kan dandamali na ketare, matatun mai, da bututun mai.
Chemical & Pharmaceutical: Tsarin siga na saka idanu don reactors, tankunan ajiya, da layukan samarwa, suna bin ƙaƙƙarfan buƙatun tabbacin fashewa.
Ƙarfafa Ƙarfafawa: Sa ido kan tsari na taimako a cikin wutar lantarki (musamman ma'adinin kwal da gas).
Karfe & Ma'adinai: Sa ido kan tsarin samarwa a cikin mahalli tare da ƙura mai fashewa.
Maganin Ruwa & Wastewater: Maɓalli na sigar siye don tashoshin famfo da kwandunan jiyya.
Duk wani aikace-aikacen da ke amfani da System 800xA wanda ke buƙatar haɗi zuwa masu watsa wayo mai aminci.
