IS220PRTDH1A memba ne na dangin I/O da aka rarraba da aka yi amfani da su a cikin Mark VIe da Mark VeS Control Systems, musamman da aka ƙera don saye da sarrafa siginonin Resistance Temperature Detector (RTD). Abu ne mai haɗakarwa na I / O wanda ke aiki azaman mahimmanci mai mahimmanci tsakanin na'urori masu auna firikwensin RTD da tsarin kulawa na sama, wanda ke da alhakin canza juriya na RTD zuwa madaidaicin ƙimar zafin jiki na dijital da watsa su zuwa mai sarrafa Mark VIe ta hanyar Ethernet masana'antu.
Babban aikin wannan tsarin shine samar da ingantaccen, daidaito, kuma mai iya gano yanayin shigar da zafin jiki don sarrafa tsarin masana'antu, musamman don aikace-aikacen da ke buƙatar babban abin dogaro da zafin jiki kamar injin turbin gas. IS220PRTDH1A an ƙera shi don a yi amfani da shi tare da takamaiman allunan tashar shigar da RTD (misali, TRTDH1D, TRTDH2D, SRTD) don samar da cikakken tsarin siginar RTD.
2. Cikakken Bayanin Aiki
Ikon Samun Siginar
100 Ohm Platinum (PT100, ma'auni daban-daban: SAMA, DIN, PURE, USIND)
200 Ohm Platinum (PT200)
120 Ohm Nickel (N120)
10 Ohm Copper (CU10)
Masu amfani za su iya zaɓar nau'in RTD mai dacewa don kowane tashar ta hanyar software na daidaitawa (ToolboxST), kuma tsarin yana yin layi ta atomatik da lissafin zafin jiki.
Ƙididdigar tashar: Kowane tsarin IS220PRTDH1A yana iya ɗaukar tashoshin shigarwa na RTD 8 masu zaman kansu. Ta hanyar shigar da nau'ikan PRTD guda biyu akan allon tashar tashar TRTD guda ɗaya, ana iya faɗaɗa tsarin don ɗaukar abubuwan shigar RTD 16.
Nau'o'in RTD masu goyan baya: Firmware na module yana goyan bayan nau'ikan RTD na gama gari, gami da:
Haɗin 3-Wire: Yana goyan bayan haɗin RTD 3-waya, wanda ke taimakawa ramawa kurakuran ma'auni da ke haifar da juriyar gubar.
Lantarki Interface da Sadarwa
Interface Tasha Tasha: Module ɗin yana ba da haɗin haɗin fil ɗin DC-37 a ƙarƙashinsa don haɗin kai tsaye zuwa allon tashar RTD daidai. Wannan ƙa'idar tana watsa siginar RTD 8, siginar gano ID na module, da ƙarfi.
Sadarwar Sadarwar Yanar Gizo: Module ɗin yana ba da tashoshin RJ-45 Ethernet guda biyu (ENET1 da ENET2) a gefensa, suna goyan bayan hanyoyin haɗin yanar gizo. Wannan ita ce tashar farko don musayar bayanai tsakanin ƙirar da mai sarrafa Mark VIe. Daidaitaccen aikin shine haɗa ENET1 zuwa cibiyar sadarwar da ke da alaƙa da mai sarrafa R.
Input Power: Ana amfani da mai haɗa wutar lantarki 3-pin a gefen module ɗin don haɗa wutar lantarki na 28V DC, wanda ke ba da iko duka nau'in I/O kanta da allon tashar da aka haɗa ta. Samfurin yana fasalta ƙarfin farawa mai taushi don sarrafa inrush halin yanzu yayin haɓakawa.
Alamar Bincike da Matsayi
Iyakokin Hardware: Ana bincika matakan ƙira da ƙananan matakan da aka saita (marasa daidaitawa) kusa da ƙarshen kewayon aiki don kowane nau'in RTD. Idan an ƙetare iyaka, an saita siginar dabaru, kuma ana dakatar da binciken abin shigar don hana cutar da wasu tashoshi. Duk wani shigarwar guda ɗaya da ya wuce iyakarsa yana haifar da ƙararrawa mai haɗawa L3DIAG_PRTD yana nufin gabaɗayan hukumar.
Ƙayyadaddun tsarin: Abubuwan dubawa sun dogara ne akan iyakoki masu girma da ƙananan yanayin daidaitawa. Ana iya amfani da waɗannan a cikin lambar aikace-aikacen don samar da ƙararrawa na tsari kuma ana iya saita su don kunna / kashewa da latching/rashin latching.
Gwajin Ƙarfafa Kai: Yana bincika RAM, ƙwaƙwalwar Flash, tashoshin Ethernet, da mafi yawan kayan masarufi.
Ci gaba da lura da kayan wutar lantarki na ciki.
Yana tabbatar da bayanan ID na lantarki daga allon tasha, allon saye, da allon sarrafawa don tabbatar da daidaita saitin kayan masarufi, da kuma bincika cewa lambar aikace-aikacen da aka ɗora daidai ne ga saitin kayan masarufi.
LED Manuniya: Module gaban panel na samar da saitin LED Manuniya don gani bincike, ciki har da processor matsayi, cibiyar sadarwa matsayi, ikon matsayi, da kuma kuskure nuni.
Cikakken Binciken Kai: Tsarin yana yin jerin ayyukan gwajin kai:
Dubawa Iyakar Hardware da Tsari:
Farfadowa ta atomatik: Yana da aikin Sake saitin atomatik don dawo da tashoshi na RTD ta atomatik da aka cire daga dubawa saboda kurakurai (ba lalacewar hardware ba), tare da lokacin dawo da kusan daƙiƙa 20, ko kuma ana iya dawo dasu da hannu.
3. Binciken Ƙa'idar Aiki Mai zurfi
Ka'idar aiki na tsarin IS220PRTDH1A ya ƙunshi matakai da yawa: siginar siginar analog, juyawa dijital, sarrafa bayanai, da sadarwar cibiyar sadarwa.
Siginar Haɗawa da Saye
A cikin Yanayin Scan na al'ada na 4 Hz (don kin amincewa da mitar layin 50/60 Hz), ana haifar da bugun jini mai tsayi na milli daƙiƙa 22 kowane milisiyoyi 250 (sau 4 a sakan daya).
A cikin 25 Hz Fast Scan Mode (don ma'auni na musamman na iska), ana haifar da bugun jini mai tsayi na milli daƙiƙa 4 kowane miliyon 40 (sau 25 a sakan daya).
Farin Ciki na Yanzu: Tsarin yana ba da 10mA DC, haɓaka mai yawa (marasa ci gaba) zuwa kowane firikwensin RTD. Wannan halin yanzu yana jujjuyawa, tare da tsawon lokacinsa da bambancin lokacinsa dangane da saitunan yanayin duban tsarin.
Keɓewar Wutar Lantarki da Kariya: PRTDH1A tana ba da keɓantawar galvanic don da'irar shigarwar RTD. Ƙwararrun kewayawa tana aiki akan ± 15V keɓaɓɓen kayayyaki na DC. Kowane tashar ta RTD tana sanye take da diodes clamp 15V da 0.001 uF capacitors don kariya ta wucin gadi. Matakan na yanzu da ƙarfin lantarki sun bi ka'idodin IEC60079-11 don gas Class IIC.
Ma'aunin Wutar Lantarki: Module ɗin yana auna juzu'in ƙarfin lantarki a cikin RTD wanda ya haifar da tashin hankali na halin yanzu. Matsakaicin ƙarfin shigarwar da aka goyan baya yana kusan 0.069V zuwa 4.054V, daidai da kewayon juriya na RTD mai kusan 7 zuwa 405 Ohms.
Canza sigina da Gudanarwa
Yanayin Al'ada: Sau 4 a cikin daƙiƙa (250 ms tazara), yin samfurin kowane RTD don 22 ms a kowane zagaye. Wannan yanayin yana ƙin katsalandan mitar layin 50 Hz da 60 Hz yadda ya kamata.
Yanayin Saurin: Sau 25 a cikin daƙiƙa (40 ms tazara), yin samfurin kowane RTD don 4 ms a kowane zagaye. Wannan yanayin yana ba da amsa da sauri amma yana sadaukar da kin amincewa da mitar layi.
Canjin A/D: Ana ɗaukar siginar wutar lantarki ta analog da aka samo ta hanyar mai canza ƙuduri 14-bit A/D a cikin tsarin.
Yawan Samfura:
Lissafin layi da ƙididdigewa: Ƙididdiga masu ƙididdigewa daga mai sauya A/D ana sarrafa su ta mai sarrafawa a cikin tsarin. Dangane da ma'aunin RTDType da aka zaɓa don kowane tashoshi a cikin ToolboxST, mai sarrafawa yana aiwatar da daidaitaccen algorithm don daidaita ƙimar juriya zuwa ƙimar zafin jiki (Celsius ko Fahrenheit). Wannan layin tushen software yana ba da ƙarin sassauci.
Gudanar da Bayanai da Sadarwa
Ana tattara bayanan zafin jiki da aka sarrafa, matsayin tashar, da bayanan bincike.
Ta hanyar na'ura mai sarrafa samfur na Board (BPPB) da mai sarrafa Ethernet, ana aika waɗannan fakitin bayanai akan tashar ENET1 ko ENET2 zuwa cibiyar sadarwar Ethernet da aka keɓance, a ƙarshe sun isa mai sarrafa Mark VIe.
Hakanan tsarin yana karɓar umarni na daidaitawa da tambayoyi daga mai sarrafawa.
Haɗin gwiwar Hukumar Tasha
IS220PRTDH1A dole ne ta yi aiki tare tare da hukumar tasha mai jituwa (misali, TRTDH1D):
TRTDH1D: Yana ba da tacewa mai dacewa da daidaitaccen ƙimar sikanin PRTD. Yana haɗawa da kewayawa na kashe amo don kare tsarin daga hawan jini da hayaniyar mita mai girma. Tubalan tashar tasha na nau'in katanga na hukumar suna sauƙaƙe wayoyi na filin da goyan bayan amfani da igiyoyi masu garkuwa biyu. Dole ne a dakatar da duk garkuwar a tashar garkuwar da ke gefen allon tasha, ba a ƙarshen firikwensin ba.
Tashar tashar kuma tana ba da bayanin ID ga tsarin PRTD ta hanyar haɗin fil ɗin DC-37 don ingantaccen tsarin.
4. Shigarwa da Kanfigareshan
Shigar Injiniya
IS220PRTDH1A tana amfani da salon hawan fulogi kai tsaye. Mai haɗa fil ɗin DC-37 na kasa yana daidaita kai tsaye kuma an cuɗe shi cikin mahaɗin JA1 (ko JA2) na tashar tasha mai aminci (misali, TRTDH1D).
Yi amfani da abubuwan da aka zaren da ke kusa da tashar jiragen ruwa na Ethernet da madaidaicin madaidaicin madaidaicin allon hawa don amintaccen tsarin I/O, tabbatar da cewa ba a amfani da ƙarfin kusurwar dama ga mai haɗin fil ɗin DC-37.
Haɗin Wutar Lantarki
Ƙarfi: Haɗa wutar lantarki na 28V DC zuwa mai haɗin wutar lantarki 3-pin a gefen tsarin.
Cibiyar sadarwa: Haɗa aƙalla kebul na Ethernet ɗaya (da na biyu don sakewa, dangane da buƙatun tsarin) zuwa tashoshin ENET1 (da ENET2).
Sensors na RTD: Jagoran guda uku (Signal, Excitation, Komawa) na na'urori masu auna firikwensin RTD suna haɗe zuwa madaidaitan tashoshi masu shinge bisa ga alamomin kan allon tashar (misali, zanen wayoyi don TRTDH1D). Dole ne a yi amfani da kebul mai garkuwa biyu, tare da kafa garkuwa a ƙarshen allon tashar.
Kanfigareshan Software
Yi amfani da software na GE ToolboxST don saita tsarin. Mahimman sigogi sun haɗa da:
RTDType : Zaɓi nau'in firikwensin RTD daidai ko saita zuwa 'Ba a yi amfani da shi ba' ga kowane tashoshi.
Matsayin Rukuni : Zaɓi ƙimar dubawa da tace mitar layi (4 Hz/50Hz, 4 Hz/60Hz, 25 Hz).
RTDGain : Zaɓi ribar firikwensin, misali, Gain_2_0 ana iya amfani dashi don daidaito mafi girma lokacin ohms <190.
RTDUnit : Zaɓi naúrar zafin jiki (Celsius ko Fahrenheit). Lura: Canza wannan siga yana rinjayar ainihin ƙimar da aka aika zuwa mai sarrafawa; tabbatar da daidaito tare da lambar aikace-aikacen da saitunan HMI. Ba a ba da shawarar canza wannan ba bisa ga ka'ida ba.
SysLimitEnable , SysLimitLatch , SysLimitType , SysLimit1/2 : Tsara ƙararrawa iyakar zafin jiki.
Sake saitin Auto : Kunna ko kashe dawo da tashoshi na RTD ta atomatik.
5. Bincike da Ƙararrawa ta Musamman
Tsarin IS220PRTDH1A yana ba da rahoton takamaiman ƙararrawa na bincike don taimakawa cikin saurin magance matsala:
Ƙararrawa 32-39: RTD [] Ƙarfin wutar lantarki ba shi da iyaka - Ƙididdigar Raw []. Dalili mai yuwuwa: buɗe da'irar wayoyi na RTD, babban impedance, batun haɗin allon tasha, gazawar RTD, ko kuskuren hardware na ciki.
Ƙararrawa 64-71: RTD [] Daga cikin kewayon yanzu - Ƙididdigar Raw []. Dalili mai yuwuwa: al'amurra na wayoyi na RTD ko firikwensin, matsalar haɗin tashar tashar tashar, gazawar tushen module na yanzu, ko gazawar na'urar auna.
Ƙararrawa 96-103: RTD [] Juriya daga kewayo ([] Ohms). Dalili mai yiwuwa: Nau'in RTD da aka tsara ba daidai ba, ko ƙimar juriya da aka ƙirƙira ta babban ƙarfin lantarki da/ko ƙarancin halin yanzu.
Ƙararrawa 128: Bayanin ciki daga kewayon - Wutar lantarki. Yana nuna gazawar binciken kayan aikin na'ura na ciki, yawanci yana buƙatar maye gurbin module.
Ƙararrawa 144: Bayanin ciki daga kewayon - kewayawa na yanzu. Hakanan yana nuna kuskuren kayan aikin module na ciki, yana buƙatar sauyawa.
