IS200STTCH2A ƙaƙƙarfan ƙaƙƙarfan kwamiti ne mai ƙarfi mai ƙarfi mai sauƙin shigar thermocouple a cikin tsarin sarrafa Janar Electric (GE) Mark VIe. A matsayin muhimmin memba na dangin STTC, IS200STTCH2A an ƙera shi musamman don haɗawa da kwamitin sarrafa thermocouple na PTCC (samfurin IS220PTCC), yana ba da tashoshi na siginar siginar thermocouple 12 don sarrafa tsarin masana'antu. Jirgin yana haɗa manyan madaidaicin siginar kwandishan da'ira da ma'anar yanayin sanyi mai sanyi, yana ba shi damar sauya siginar millivolt mai rauni daidai daga nau'ikan thermocouples na filin zuwa ƙimar zafin jiki na dijital. Ana amfani dashi ko'ina a aikace-aikacen auna zafin jiki a cikin samar da wutar lantarki, petrochemical, ƙarfe, da masana'antar gilashi.
Siffar da ta bambanta IS200STTCH2A ita ce ƙirar toshewar tashar tashar ta Euro-block, wanda ke sanya wayoyi a kan yanar gizo da kulawa na gaba ya dace sosai. Kwanandon siginar sa da na'urorin ramuwa masu sanyi iri ɗaya ne da waɗanda ke kan babbar hukumar tasha ta TBTC, suna samun daidaito daidai gwargwado da aminci a cikin ƙaramin tsari. Hukumar ta ƙunshi guntu ID na kan kan jirgi wanda ke goyan bayan gano matakin matakin kayan masarufi da bincikar kuskure ta atomatik. Yin aiki tare da fakitin I/O na PTCC, ba tare da ɓata lokaci ba yana haɗawa da hanyar sadarwa ta Mark VIe ta hanyar Ethernet, yana kafa sarkar sayan zafin jiki mai haɗaka daga thermocouple zuwa mai sarrafawa.
Matsayin Tsarin da Daidaitawa
A cikin tsarin gine-ginen sarrafawa na Mark VIe, IS200STTCH2A tana aiki a matsayin naúrar sayan zafin jiki na gaba-gaba don rarrabawar I/O, wanda aka sanya tsakanin cibiyar sadarwar Ethernet mai sarrafawa da firikwensin thermocouple na filin. Fakitin PTCC I/O yana toshe kai tsaye cikin mai haɗa fil ɗin DC-37 (JA1) akan allon IS200STTCH2A kuma yana sadarwa tare da mai sarrafawa ta tashoshin jiragen ruwa biyu na RJ-45 Ethernet. Ɗaya daga cikin IS200STTCH2A yayi daidai da fakitin I/O PTCC guda ɗaya, yana samar da ƙaramin adadin zafin jiki mai sauƙi.
Yana da mahimmanci a lura cewa IS200STTCH2A an yi niyya ta musamman don tsarin sarrafa Mark VIe kuma yana dacewa da fakitin PTCC I/O (duk nau'ikan IS220PTCC). Ba ya dace da fakitin I/O YTCC da aka yi amfani da shi a cikin tsarin aminci na Mark VeS. Hukumar tana goyan bayan aikin simplex kawai kuma baya goyan bayan aikace-aikacen Sau uku Modular Redundant (TMR). Idan ana buƙatar abubuwan shigar da thermocouple tare da ƙimar aminci ta SIL, ƙirar STTCS2A (tasharar da za a iya toshewa, ƙwararrun amincin IEC 61508, da aka yi amfani da su tare da YTCC) yakamata a zaɓi.
Babban Fasalolin Aiki
1. 12 Thermocouple Input Tashoshi
IS200STTCH2A tana ba da tashoshi shigar thermocouple 12. Lokacin amfani da nau'ikan fakitin I/O na PTCC daban-daban, yana goyan bayan nau'ikan nau'ikan thermocouple da yawa. Tare da sigar PTCCCH1, tana goyan bayan nau'ikan E, J, K, S, T da abubuwan shigar millivolt. Tare da sigar PTCCCH2, ana ƙara tallafi ga nau'ikan B, N, da R. Wannan dacewa ya ƙunshi kusan duk nau'ikan thermocouple da aka saba amfani da su a ma'aunin zafin masana'antu, yana ba da damar daidaitawa ga buƙatun auna zafin tsari daban-daban.
2. Faɗin-Range Millivolt Signal Acquisition
Kwamitin IS200STTCH2A yana haɗa daidaitattun sigina kwandishan. Lokacin amfani da PTCCCH1, kewayon siginar shigarwa shine -8 mV zuwa +45 mV. Lokacin amfani da PTCCCH2, kewayon siginar shigarwa shine -20mV zuwa +95mV. Waɗannan jeri sun rufe yuwuwar wutar lantarki da kowane nau'in thermocouple ke samarwa a cikin kewayon zafin aikinsa kuma yana samar da isasshiyar gefe na sama. Bayan tacewa akan jirgi da sarrafa tsangwama, ana aika sigina zuwa mai canza A/D a cikin fakitin PTCC I/O don digitization ta hanyar haɗin DC-37.
3. Cold Junction Temperature Compensation
Ka'idar aiki na thermocouples tana buƙatar biyan diyya don yanayin yanayin sanyi (bayani) mahaɗin. Hukumar IS200STTCH2A tana haɗe da da'irar ma'aunin ma'aunin sanyi na junction, wanda fakitin PTCC I/O ke ba da tushen tashin hankali. Ana auna zafin junction na sanyi a wani ƙayyadadden wuri guda akan allon kuma yana aiki azaman ramuwa ga duk tashoshi 12. Daidaiton ma'aunin sanyin mahaɗar sanyi akan kewayon aiki na Celsius shine 1.1°C, kuma sama da kewayon aiki Fahrenheit shine 2°F. Wannan matakin daidaito yana tabbatar da ma'aunin ma'aunin thermocouple gabaɗaya ƙarƙashin yanayin yanayin zafi na yanayi da aka samu a cikin ɗakunan sarrafa masana'antu.
4. Zane-zane na Tasha
IS200STTCH2A tana amfani da maɓallin kusurwar dama wanda ke karɓar nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan toshe yuro-block tashoshi, jimlar tashoshi 42. Zane-zanen pluggable yana ba da dacewa mai mahimmanci idan aka kwatanta da ƙayyadaddun juzu'ai na tasha: yayin aikin filaye, duk wayoyi masu tsawo na thermocouple za a iya riga an haɗa su zuwa toshe mai toshewa, wanda za'a iya saka shi azaman raka'a ɗaya akan allon don shigarwa cikin sauri. Lokacin maye gurbin allo, toshe tashar tashar kawai yana buƙatar cirewa, canza allon, kuma toshe ɗin ya dawo ciki — ba a buƙatar cire haɗin waya ko sake haɗawa ɗaya ɗaya. Wannan yana rage raguwar lokacin da aka samu sakamakon gazawar hukumar.
5. Binciken Kan Jirgin Sama da Ganewa
An haɗa guntu ID mai karantawa kawai akan allon IS200STTCH2A, tana adana lambar serial ɗin hukumar, nau'in allo, lambar bita, da bayanin wurin mahaɗa. Fakitin I/O na PTCC yana karanta wannan bayanan guntu ID yayin farawa mai ƙarfi. Idan aka gano rashin daidaituwa tsakanin ainihin ƙirar allon da aka haɗa da wanda aka saita, ana haifar da ƙararrawar rashin daidaituwa na hardware nan da nan, yadda ya kamata ya hana rashin daidaituwar tsarin lalacewa ta hanyar shigar da allon kuskure.
Yayin aiki, fakitin I/O na PTCC yana allura ɗan ƙaramin abin ganowa a cikin kowane hanyar tashar thermocouple. Ana amfani da wannan don gano buɗaɗɗen da'irori a cikin thermocouple ko wayoyi. Idan buɗaɗɗen da'ira ta faru, saboda ƙayyadaddun ƙira na allura na yanzu, karatun zafin jiki na wannan tashar zai yi tafiya a cikin ƙananan zafin jiki, yana barin tsarin sarrafawa ya kunna ƙararrawa mai buɗewa. Bugu da ƙari, kowane nau'in thermocouple yana da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun kayan aiki. Lokacin da siginar shigarwa ta wuce iyakar aiki, tashar da ta dace za a cire ta atomatik daga jerin binciken kuma ana haifar da ƙararrawa mai haɗaka, yana hana tashoshi mara kyau daga mummunan tasiri ga sauran tashoshi na yau da kullun.
6. Sifili Kanfigareshan, Plug-da-Play
An ƙera IS200STTCH2A azaman allon daidaitawa-hardware-sifili: babu masu tsalle-tsalle, masu sauyawa, ko abubuwan daidaitawa akan allon. Duk saitunan tashar, zaɓin nau'in thermocouple, saitunan kewayon, iyakokin ƙararrawa, da sauran sigogi ana yin su ta fakitin PTCC I/O ta software na aikace-aikacen ToolboxST. Wannan zane yana kawar da buƙatar injiniyoyin filin don yin takamaiman saiti da gwaje-gwaje akan kowane tashar tashar jiragen ruwa, da rage yawan shigarwa da lokacin ƙaddamarwa, yayin da kuma rage haɗarin gazawar tsarin lalacewa ta hanyar kurakuran daidaitawar ɗan adam.
Abubuwan Shigarwa da Waya
Matakan shigarwa na IS200STTCH2A suna da sauƙi: na farko, haɗa insulator na filastik da allon tashar a kan mai ɗaukar ƙarfe, sa'an nan kuma ɗaga mai ɗaukar kaya akan daidaitaccen layin dogo na 35 mm DIN. Idan ana buƙatar hawan panel kai tsaye, za a iya kulle mai ɗaukar kaya da taron insulator kai tsaye. Ya kamata a bar isasshen sarari a kusa da allon don zubar da zafi da wayoyi.
Lokacin yin wayoyi, dole ne a haɗa wayoyi masu tsawo na thermocouple kai tsaye zuwa toshe tasha. An ba da shawarar amfani da wayoyi na #18 AWG (kimanin 0.8 mm²). Ya kamata a ƙare garkuwar kowane kebul mai kariya a kan tashoshin garkuwar da aka keɓe akan tashar tashar TB1 (wanda ke da alaƙa da SCOM) don tabbatar da rigakafin hayaniya. Yin amfani da tubalan tashoshi masu toshewa: saka ƙwanƙolin tsawaitawar waya ta ƙare a cikin ramukan da suka dace na toshewar tashar kuma ƙara ƙarar sukurori. Bayan tabbatar da haɗin kai amintacce ne, daidaita duk shingen tasha tare da taken kusurwar dama akan allo kuma tura shi zuwa wurin don kammala haɗin wutar lantarki. Kula da polarity na thermocouple tsawo wayoyi don tabbatar da ingantacciyar haɗi mai kyau da mara kyau.
Hukumar tana da ramuka biyu (E1 da E2) don sukurori na ƙasan chassis, ta inda za a iya kafa hukumar zuwa tsarin Kariyar Duniya (PE). Ƙarƙashin ƙasa mai kyau yana da mahimmanci don tabbatar da daidaiton aunawa da rigakafi na amo.
Bincike da Kulawa
IS200STTCH2A, yana aiki tare da fakitin PTCC I/O, yana ba da fakitin bincike na tantance allo, matsayin lafiyar tashar, da amincin firikwensin. Lokacin da rashin iyaka na kayan aiki ko kuskuren buɗewa ya faru, ana gabatar da siginar ƙararrawa masu dacewa a cikin mai sarrafawa, kuma ana samun cikakkun bayanan tantance matakin matakin tashoshi ta aikace-aikacen ToolboxST.
Yayin kulawa, idan ana buƙatar maye gurbin hukumar IS200STTCH2A, kawai cire haɗin fakitin I/O daga allon tasha, cire toshe tashar tashar, maye gurbin allo, toshe shingen tashar baya ciki, sannan a sake haɗa fakitin I/O. Dukkanin tsarin yana buƙatar babu sakewa kuma babu sake fasalin fakitin I/O na PTCC (idan har kwamitin maye gurbin shine samfurin iri ɗaya, kuma wannan hukumar ba ta da masu tsalle). Wannan yana rage yawan sa'o'in aikin kulawa da dogaro ga ƙwarewar ma'aikata.
Yanayin aikace-aikace
IS200STTCH2A ya dace da aikace-aikacen masana'antu daban-daban waɗanda ke buƙatar ma'aunin zafi mai zafi da saka idanu akan yanayin zafi. Aikace-aikace na yau da kullun sun haɗa da:
Kula da injin turbin iskar gas da turbine shaye yanayi.
Auna ɗakin konewa da yanayin zafi tanderu.
Kula da yanayin zafi don tanderun maganin zafi da tankunan narkewar gilashi.
Kula da zafin jiki a cikin lalatawar iskar gas da kuma tafiyar da aikin denitrification.
Kula da yanayin zafi na kafofin watsa labaru masu zafi a cikin injinan sinadarai da bututun mai.
Kula da zafin jiki mai ɗaukar nauyi da mai mai don kayan aikin taimako a cikin tashoshin wutar lantarki.
Don tsarin Mark VIe da ke buƙatar shigarwar thermocouple har zuwa 12 tare da tsarin gine-gine mai sauƙi, IS200STTCH2A, wanda aka haɗa tare da fakitin PTCC I/O, yana ba da ƙaƙƙarfan, abin dogaro, da madaidaicin maganin sayan zafin jiki.
