GE IS220PTCCH1A PTCC Thermocouple Input Kunshin

IS220PTCCH1A wani muhimmin abu ne a cikin tsarin sarrafawa na GE's Mark VIe da Mark VIeS, musamman injiniyanci azaman fakitin Input I/O na PTCC Thermocouple. Babban aikinsa shi ne yin aiki a matsayin madaidaici kuma abin dogaro don samun bayanan zafin jiki daga ɗimbin na'urori masu auna firikwensin thermocouple waɗanda aka tura a cikin mahallin masana'antu, kamar gas da injin tururi. An ba da aikin ƙirar tare da muhimmin aiki na jujjuya siginar millivolt (mV) na minti daya da waɗannan thermocouples suka haifar zuwa babban inganci, cikakkun bayanai na dijital don tsarin sarrafawa.

Ba kamar tsarin sadarwa na gaba ɗaya ba, IS220PTCCH1A na'urar shigar da analog ce ta musamman wacce aka ƙera don sa ido kan yanayin zafin manufa. Babban ƙimarsa ta ta'allaka ne a cikin isar da ƙarshen-zuwa-ƙarshen bayani don sarrafa siginar analog, wanda ya haɗa da yanayin sigina, jujjuyawar analog-zuwa-dijital, daidaitawa, ramuwa junction sanyi, da cikakkiyar bincike. Ta hanyar haɗin kai tare da mai kula da Mark VIe ta hanyar IONet, ƙirar tana aiki azaman kumburi mai dogaro a cikin hanyar sadarwar saye da zazzabi da aka rarraba, yana ba da ingantattun bayanai masu inganci masu mahimmanci don kariyar kayan aiki, sarrafa aiki, da haɓaka aiki.

Lambar ƙirar IS220PTCCH1A tana nuna musamman cewa ya haɗa da allon sarrafa BPPB kuma an daidaita kayan aikin hukumar saye don tallafawa ƙayyadadden tsarin nau'ikan thermocouple.

2. Hardware Architecture da Hanyar Sigina

Tsarin kayan masarufi na IS220PTCCH1A an inganta shi don auna daidaitaccen siginar siginar analog mai ƙanƙanta, wanda ya ƙunshi manyan tsarin ƙasa guda biyu:

1. Babban Makasudin Processor Board (BPPB): Yin aiki azaman “kwakwalwa” na module, mai sarrafa BPPB yana gudanar da sadarwa tare da IONet, yana kula da aikin module, aiwatar da bayanan digitized daga hukumar saye, aiwatar da hadadden algorithms na layi, yana aiwatar da ramuwa junction sanyi, kuma yana ci gaba da gudanar da ayyukan bincike na kai.

2. Dedicated Thermocouple Acquisition Board (BPTC): Wannan shi ne keɓantacce, daidaitaccen gaban-ƙarshen analog na ƙirar PTCC. Ya ƙunshi mahimmancin kewayawa da ake buƙata don ingantaccen ma'auni, gami da masu yawa, masu tacewa, da mai juyawa analog-zuwa dijital.

Hanyar siginar samfurin da mu'amala ta zahiri sune kamar haka:

• Interface Input Sigina:

• DC-37 Mai Haɗin Maɗaukakin Maɗaukakin Fil: Ya kasance a gefen ƙa'idar, wannan mahaɗin yana buɗewa kai tsaye zuwa cikin madaidaicin tashar tashar thermocouple (misali, TBTCH1B, TBTCH1C). Yana ɗauke da siginonin shigarwar thermocouple 12, siginonin firikwensin ramuwa junction sanyi, da bayanan ganowa tsakanin fakitin da allon tasha.

• Hanyoyin Haɗin Tsari:

• Dual RJ-45 Ethernet Ports (ENET1 & ENET2): Bayar da haɗin kai ga IONet, tabbatar da juriya na sadarwar bayanai. Module ɗin na iya aiki ta amfani da ko wanne tashar jiragen ruwa.

• 3-pin Mai Haɗin Shigar Wuta: Yana ba da ikon aiki. Zane ya haɗa da iyawar farawa mai laushi, yana ba da damar musayar zafi don sauƙin kulawa akan layi da maye gurbin module.

• Hanyoyi na Injini da Bincike:

• Zare-zaren da ke ɓangarorin suna yin aiki tare da madaidaicin madauri don kiyaye injina, yana hana damuwa akan mahaɗin fil na DC-37.

• LEDs masu nuna ma'ana a kan fuskar fuska suna ba da ra'ayin gani nan da nan kan lafiyar module, ayyukan cibiyar sadarwa, matsayin iko, da kuma kurakuran tashoshi.

3. Mahimman Ayyuka da Ƙa'idodin Ma'auni

Ayyukan IS220PTCCH1A ya zarce nisa fiye da sauƙin jujjuya siginar, wanda ya ƙunshi cikakkiyar ma'aunin ma'aunin zafi da aminci.

3.1 Sarkar Siginar Siginar Analog Mai Mahimmanci

Wannan shine tushe na zahiri don ingantacciyar ma'auni. Ana iya taƙaita ƙa'idar a cikin matakai masu zuwa:

• Samun Siginar Sigina da Multiplexing: Siginonin mV masu rauni daga ma'aunin ma'aunin zafi da sanyio na filin guda 12 an haɗa su zuwa allon saye ta hanyar tashar tashar. A ciki, hukumar ta fara sarrafa waɗannan sigina ta hanyar maɓalli daban-daban guda shida. Wannan bambance-bambancen ƙirar shigarwar yana danne hayaniyar yanayin gama gari yadda ya kamata.

• Digitization Signal: Ana tura siginar da aka zaɓa ta hanyar babban maɓalli zuwa babban madaidaicin 16-bit Analog-to-Digital Converter (ADC). Wannan ADC samfurin kowane shigarwa a cikin adadin har zuwa 120 Hz, ma'ana kowane tashar thermocouple ana auna sau 120 a cikin dakika, yana tabbatar da kama saurin zafin jiki.

• Tace da Ƙarfafa Harutu: Tsarin yana amfani da tsarin tacewa biyu wanda ke haɗa kayan aiki da matattarar firmware. Haɗe tare da mitar tsarin daidaitawa (50/60 Hz), ƙirar tana ba da ƙin yarda da yanayin gama-gari (110 dB) da ƙiyayya da yanayin al'ada (80 dB), yadda ya kamata ya kawar da tsangwama na gama gari da sauran hayaniyar lantarki don tabbatar da amincin sigina a cikin matsanancin yanayin masana'antu.

3.2 Lantarki na Thermocouple da Canjin Ƙimar Injiniya

Dangantakar da ke tsakanin zafin jiki da fitarwar millivolt a cikin thermocouple ba ta layi ba ce. Babban aikin fasaha na tsarin IS220PTCCH1A shine aiwatar da aikin sa akan allo na algorithms na layi.

• Ƙa'ida: Na'ura mai sarrafa na'urar tana ƙunshe da ma'aunin ma'aunin zafin jiki-millivolt da aka adana (teburan duba) masu dacewa da ƙa'idodin ƙasashen duniya don nau'ikan thermocouple masu goyan bayan (E, J, K, S, T). Bayan ADC ta sami danyen bayanan millivolt, mai sarrafa na'ura yana yin nuni da madaidaicin madaidaicin madaidaicin ThermCpType mai amfani don wannan tashar (misali, Nau'in K, Nau'in S) kuma yana yin lissafin ainihin lokacin don canza ƙimar mV kai tsaye zuwa ƙimar zafinsa daidai (°C ko °F).

• Amfani: Yin layi a matakin fakitin I / O yana rage nauyin lissafi akan babban mai sarrafawa kuma yana watsa ƙimar injiniya kai tsaye akan hanyar sadarwa, yana haɓaka ingantaccen tsarin gabaɗaya.

3.3 Fasahar Raya Junction Cold Junction

Wannan abu ne mai mahimmanci a ma'aunin thermocouple. Bisa ga ka'idar thermoelectric, ƙarfin lantarki da aka samar shine aiki na bambancin zafin jiki tsakanin ma'aunin ma'auni (ƙananan zafi) da mahaɗin tunani (ƙarshen sanyi). Canje-canje a cikin yanayin sanyi na ƙarshen sanyi zai gabatar da kuskuren auna kai tsaye.

• Ƙa'ida: Tsarin IS220PTCCH1A yana auna zafin jiki a madaidaicin toshe (ƙarshen sanyi) a cikin ainihin lokaci ta hanyar haɗaɗɗen ramuwa mai haɗaɗɗiyar sanyi akan allon tashar ta da aka haɗa.

• Ƙididdigar Ramuwa: Ƙididdiga ta ƙididdige zafin jiki na ƙarshe ta amfani da dabara: E (Aunawa Junction, 0 ° C) = E (Aunawa Junction, Cold Junction) + E (Cold Junction, 0 ° C). Yana amfani da ma'aunin zafin mahaɗar sanyi da daidaitattun bayanan ma'aunin thermocouple don ƙididdige ƙimar ramuwa, wanda aka ƙara zuwa ƙarfin wutar lantarki da aka auna. Wannan yana haifar da ainihin ƙarfin lantarki da ake magana da shi zuwa 0 ° C, wanda aka sanya shi a layi don samar da madaidaicin ma'aunin zafin jiki.

• Babban Daidaito da Haƙuri na Laifi:

• Daidaiton ma'aunin zafin mahaɗin sanyi shine 1.1°C (2°F) akan kewayon aikinsa.

• Tsarin yana yin duban iyaka na tsarin akan siginar mahaɗar sanyi. Idan firikwensin ya gaza (misali, buɗaɗɗen kewayawa, gajeriyar kewayawa, ko karantawa a waje da kewayon mai ƙarfi na -50 zuwa 85°C), ƙirar tana nuna rashin lafiya kuma ta atomatik ta canza zuwa ta amfani da ƙimar CJBackup wanda mai sarrafawa ya bayar, yana tabbatar da ci gaban tsarin.

3.4 Cikakken Bincike da Dabarun Kariya

IS220PTCCH1A tana haɗa nau'ikan bincike da yawa don tabbatar da amincin bayanai.

• Duba Iyakar Hardware: Kewaye akan allon saye suna ci gaba da lura da siginonin shigarwar millivolt. Idan kowane ƙarfin shigar da tashar tashoshi ya wuce kewayon kayan masarufi na IS220PTCCH1A na -8 mV zuwa 45 mV, nan take za a cire wannan tashar daga jerin sikanin aiki. Wannan yana hana siginar da ba daidai ba ta shafi ma'auni akan wasu tashoshi ko aikin ADC.

• Tsari (Software) Ƙayyadaddun Dubawa: Masu amfani za su iya saita ƙayyadaddun iyaka da ƙananan tsarin ( SysLimit1 , SysLimit2 ) don kowane tashar thermocouple. Lokacin da ƙimar zafin jiki ta wuce waɗannan iyakokin da aka saita, ƙirar tana saita madaidaicin matsayi na Boolean (misali, SysLim1TC01 ), wanda za'a iya amfani dashi a cikin dabarar mai sarrafawa don kunna ƙararrawa ko rufewar kariya. Ana iya saita waɗannan iyakoki azaman latching ko rashin latching.

• Binciken Kai: Module ɗin yana aiwatar da cikakken gwajin gwajin wutar lantarki (RAM, Flash, Ethernet ports, hardware hardware). A lokacin aiki, yana ci gaba da lura da yanayin samar da wutar lantarki na ciki ( PS18V_PTCC , PS28V_PTCC ) kuma yana tabbatar da bayanan ID na lantarki daga hukumar tasha, hukumar saye, da allon sarrafawa don tabbatar da dacewa da hardware.

3.5 Madaidaicin Tsarin Kanfigareshan Tsarin

IS220PTCCH1A tana goyan bayan tsarin gine-gine daban-daban don biyan buƙatun samuwa daban-daban:

• Tsarin Simplex:

• Yin amfani da allon tashar tashar TBTCH1C, fakitin PTCC ɗaya yana ɗaukar ma'aunin zafi da sanyio 12. Fakiti biyu akan allon tasha ɗaya na iya ɗaukar ma'aunin zafi da sanyio 24.

• Amfani da allon tashar TBTCH1B, fakitin PTCC guda biyu (wanda aka sanya su a masu haɗin JRA da JTB) ana buƙata don tallafawa abubuwan shigar da thermocouple 24.

• Tsarin TMR (Triple Modular Redundant) Kanfigareshan:

• Domin samun babban tsarin TMR ta amfani da allon tashar tashar TBTCH1B, ana amfani da fakitin PTCC guda uku (wanda aka shigar a JRA, JSA, JTA connectors). Duk fakiti guda uku suna auna saitin thermocouples 12 da kansu. Mai sarrafawa yana amfani da dabaru na zaɓe guda biyu daga cikin uku don tabbatar da amincin bayanan ƙarshe. Tsarin yana ba da ma'auni na TMR_DiffLimit don saita matsakaicin iyawar da za'a iya yarda da shi tsakanin abubuwan shigar guda uku, yana haifar da ƙararrawar rashin daidaituwar ƙuri'a idan ya wuce.

4. Kanfigareshan da sarrafa bayanai

Amfani da software na ToolboxST, injiniyoyi zasu iya tsara IS220PTCCH1A da kyau:

• Kanfigareshan tashar: Zaɓi nau'in thermocouple ( ThermCpType ) ko saita zuwa 'Ba a amfani da shi' ga kowane tashoshi, saita raka'o'in nuni ( ThermCpUnit ), kuma ba da damar matattarar ƙarancin wucewa na 2 Hz ( LowPassFlitr ).

• Saitin Iyaka: Sanya iyakokin tsarin masu zaman kansu guda biyu don kowane thermocouple da firikwensin haɗin sanyi, gami da ƙimar iyaka, kunna/ kashewa, yanayin latching, da nau'in duba (≥ ko ≤).

• Karɓar Bayanai: Madaidaitan madaidaitan ma'auni da ƙimar yanayin sanyi-junction an tsara su kai tsaye azaman FLOATs cikin sararin siginar mai sarrafawa. A lokaci guda, ƙimar matsayin lafiya, iyakance yanayin ƙararrawa, da sauran bayanan bincike na kowane tashoshi da haɗin sanyi suna fitowa. Duk waɗannan sigina suna samuwa a shirye don amfani a cikin dabaru na aikace-aikacen mai sarrafawa.