IS220PHRAH1B babban aiki ne na HART® Enabled Analog Input/Fit module a cikin tsarin sarrafa rarrabawar Janar Electric (GE) Mark VIe. A matsayin muhimmin memba na dangin PHRA, IS220PHRAH1B an ƙera shi don sadarwa tare da mai sarrafawa akan cibiyoyin sadarwa na I/O Ethernet guda ɗaya ko biyu yayin haɗa kai tsaye zuwa allon shigarwar analog/fitar tasha (kamar SHRA). Yana ba da tashoshi 10 na shigarwar analog mai mahimmanci da kuma tashoshi 2 na fitowar analog don sarrafa tsarin masana'antu. Babban mahimmancinsa shine cewa duk tashoshi 12 (masu shigarwa 10 da abubuwan fitarwa 2) suna ba da cikakken goyon bayan watsa shirye-shiryen sadarwa na HART (Highway Addressable Remote Transducer). Wannan yana ba da damar tsarin sarrafawa don sadarwa ta lambobi tare da filin HART-kunna na'urori masu wayo ba tare da tasiri daidaitattun siginonin analog na 4-20 mA ba, ba da damar saitin sigina mai nisa, dawo da bayanan bincike, da sarrafa lafiyar na'urar.
Module ɗin yana haɗa allon sarrafawa na gama-gari da allon saye na analog. Kwamitin sarrafawa yana sarrafa sadarwar Ethernet, sarrafa dabaru, da sarrafa ka'idar HART; hukumar saye tana sanye take da 16-bit analog-to-digital Converter (A/D) da 14-bit dijital-zuwa-analog Converter (D/A), yana tabbatar da daidaiton sigina mai girman gaske. IS220PHRAH1B yana da ƙayyadaddun ƙirar shimfidar dutse tare da ƙananan girma (8.26 cm x 4.19 cm x 12.1 cm) kuma yana buɗewa kai tsaye a kan allon tashar abokin tarayya, yana sauƙaƙe wayoyi da shigarwa a cikin majalisar sarrafawa. Matsakaicin zafinsa na aiki shine -30 zuwa 65 ° C, yana ba shi damar daidaitawa da matsananciyar yanayin masana'antu wanda ya kama daga matsananciyar sanyi zuwa zafi mai zafi.
Matsayin Tsarin da Haɗin Gine-gine
A cikin gine-ginen cibiyar sadarwa na tsarin kula da Mark VIe, IS220PHRAH1B yana aiki azaman maɓalli mai mahimmanci na Layer I/O da aka rarraba, wanda aka sanya tsakanin na'urorin filin da mai sarrafawa. Yanayin aiki yana da sauƙi: ƙirar tana haɗa kai tsaye a kan tashar tashar SHRA (ko mai jituwa) ta hanyar mai haɗin fil na DC-62 a bayansa, ba buƙatar ƙarin igiyoyi; yana haɗawa zuwa cibiyar sadarwar I / O Ethernet ta hanyar tashoshin RJ-45 Ethernet guda biyu (ENET1 da ENET2) a gefensa, musayar bayanan lokaci-lokaci tare da sassan R, S, da T na mai sarrafawa; Mai haɗin wutar lantarki mai 3-pin yana ba da wutar lantarki 28 V DC.
IS220PHRAH1B yana goyan bayan aiki mai sauƙi kawai, ma'ana allon tasha ɗaya yana haɗawa da ƙirar I/O ɗaya kawai. Don aikace-aikacen ingantaccen abin dogaro da ke buƙatar Saurin Modular Modular (TMR), ana iya daidaita allunan tashar SHRA masu zaman kansu guda uku da na'urorin PHRA, kowane daidai da sassan sarrafa R, S, da T, tare da jefa kuri'a 2-fita-3 ta software na aikace-aikacen.
Cikakken Ayyukan Mahimmanci
1. Abubuwan Abubuwan Analog Nau'i Masu Sauƙi Masu Sauƙi
IS220PHRAH1B yana ba da tashoshi na shigarwa na analog masu inganci guda 10, masu daidaitawa don ɗaukar nau'ikan watsawa daban-daban:
Tashoshi 1 zuwa 8 : Za a iya daidaita shi da kansa don shigar da wutar lantarki na ± 5 V DC ko shigar da madauki na yanzu 4-20 mA. Lokacin da aka saita don shigarwar halin yanzu, madaidaicin 250 Ω mai ɗaukar nauyi da ke kan allon tashar yana canza siginar na yanzu zuwa siginar ƙarfin lantarki na 1-5 V DC, wanda aka samu ta hanyar 16-bit A/D mai canzawa.
Tashoshi 9 da 10 : Ana iya daidaita su don shigarwar 4-20 mA na yanzu ko ± 1 mA ƙananan shigarwar yanzu, samar da hanyar haɗi mai sauƙi don na'urori na musamman.
Duk siginar shigar da analog na farko suna wucewa ta hanyar hanyar sadarwa ta biyu, m, ƙarancin wucewa ta hanyar sadarwa (tare da sanduna a 12.5 Hz da 48.3 Hz), yadda ya kamata yana murkushe hayaniyar mitoci. Bugu da ƙari, masu amfani za su iya saita matattara mai ƙarancin wucewa na dijital don kowane tashoshi ta hanyar software na ToolboxST, tare da mitocin yanke zaɓaɓɓu na 0.75 Hz, 1.5 Hz, 3 Hz, 6 Hz, ko 12 Hz, don ƙara kawar da tsangwama a filin.
Daidaiton ma'auni na ƙirar yana da ban mamaki: mafi kyau fiye da 0.1% na cikakken sikelin sama da duka 0 zuwa 60 °C zafin jiki, tare da daidaito na yau da kullun a 25 °C ya kai 0.007% na cikakken sikelin. Matsakaicin samfurin mai sauya A/D shine 200 Hz a kowane tashoshi (lokacin dubawa na 5 ms), cikakke cika ainihin buƙatun sarrafa tsari. Bugu da ƙari, ƙirar ƙirar har zuwa 60 dB na ƙin yarda da yanayin gama-gari na AC (a 60 Hz) da 80 dB na ƙin yarda da yanayin gama-gari na DC, tare da kewayon ƙarfin lantarki na yau da kullun na ± 5 V, kiyaye amincin siginar har ma a cikin mahalli tare da tsangwama mai ƙarfi na lantarki.
2. Dual-Channel High-Precision Analog Output
IS220PHRAH1B yana ba da abubuwan fitowar 4-20mA guda biyu na yanzu, wanda mai canzawa 14-bit D/A ke motsawa. Ƙarfin yarda da fitarwa ya kai 18 V, tare da matsakaicin ƙarfin nauyi na 800 Ω. Ana saita da'irori na ganowa na yanzu don kowane fitarwa, duka biyu na ciki zuwa module da kuma a kan tashar tashar tashar: ana amfani da madauki na ganowa na ciki don sarrafa madauki, yayin da madaidaicin madaidaicin madaidaicin tashar tashar (ta hanyar ƙaramin mai ɗaukar nauyi) ana amfani da shi don gano yanayin yanayin fitarwa. Wannan na'ura mai ji biyu yana tabbatar da daidaiton abin da ake fitarwa a halin yanzu da saurin gano kuskure.
Kowane fitarwa na analog yana da sanye take da 'sassan kashe kansa.' Idan tsarin binciken tsarin ya gano wani babban kuskure a tashar fitarwa, wannan relay na iya tilasta da'irar fitarwa ta buɗe, mayar da abin da aka sarrafa zuwa yanayin rashin lafiya. Ana ci gaba da lura da matsayin mai kashe kansa; duk wani sabani zai haifar da ƙararrawar ganowa.
3. Cikakken Tashar HART Sadarwa da Gudanar da Kari
Babban fa'idar IS220PHRAH1B, banbanta shi da na'urorin I/O analog na yau da kullun, shine cikakken tallafin tasha don ka'idar HART. Ana sanya tashoshi 12 na HART (shigogi 10 da fitowar 2) zuwa modem HART guda biyu (Modem A da Modem B). Modem A yana ɗaukar tashoshin shigarwa 1-5 da fitarwa 1; Modem B yana ɗaukar tashoshin shigarwa 6-10 da fitarwa 2.
Kowane tashar HART na iya watsa siginar siginar analog ɗin daidaitaccen 4-20 mA da siginar dijital na Frequency-Shift (FSK) wanda aka ɗora akan sa. Tsarin sarrafawa zai iya karanta bayanan HART daga nesa daga na'urorin filin ta hanyar Ethernet da software na ToolboxST-ciki har da ID na masana'anta, nau'in na'ura, software / hardware bita, matsayi mai tsawo, kuma har zuwa masu canji hudu (PV, SV, TV, FV). A lokaci guda, Tsarin Gudanar da Kadari (AMS) na iya tattara bayanan gano na'urar akan hanya guda a ainihin lokaci, yana ba da damar kiyaye tsinkaya.
Matsakaicin sabuntawa na bayanan HART ya dogara da adadin tashoshi masu aiki a kowane modem: idan tashar guda ɗaya ce ake amfani da ita, ana sabunta bayanan kusan sau ɗaya a sakan daya; idan duk tashoshi shida suna sadarwa, ana buƙatar kusan daƙiƙa takwas don kammala cikakken zagayowar duk tashoshi. Don mahimman siginar sarrafawa na ainihin lokaci, fifiko da yanayin sadarwar HART za a iya daidaita su cikin sassauƙa ta hanyar kayan aikin ToolboxST don tabbatar da cewa ba a taɓa samun amsa ta al'ada ta siginar analog ba.
4. Cikakken Bincike da Ayyukan Gwajin Kai
IS220PHRAH1B yana ba da babban ƙarfin haɓakawa da ayyukan bincike kan layi, yana tabbatar da cewa an gano duk wani kuskure da aka yi kuma an ba da rahoto a kan lokaci:
Gwajin Ƙarfin Kai : A kowane haɓakawa, ƙirar tana yin cikakken bincike ta atomatik na RAM, ƙwaƙwalwar filasha, tashoshin Ethernet, da kayan aikin allo.
Ci gaba da Kula da Wutar Lantarki : Yana lura da ƙarfin wutar lantarki na ciki na 18 V da 28 V a cikin ainihin lokaci; Nan da nan aka ba da rahoton duk wani rashin lafiya.
Tabbatar da ID na Lantarki : Lokacin haɓakawa, karanta bayanan ID na lantarki daga allon tasha, allon saye, da allon sarrafawa don tabbatar da daidaita saitin kayan masarufi, kuma yana bincika lambar aikace-aikacen da aka ɗora daga ƙwaƙwalwar filasha daidai ne ga saitin hardware.
Analog Input Hardware Limit Checking : Kowane nau'in daidaitawa yana da saitattun kayan masarufi masu tsayi/ƙananan iyakoki. Idan siginar shigarwar ta wuce wannan kewayon, za a cire tashar da ta dace nan da nan daga jerin binciken, kuma an samar da ƙararrawar ganowa ga dukkan allon (L3DIAG_PHRA).
Ana duba Ƙayyadaddun Tsarin Shigarwar Analog : Masu amfani za su iya saita iyakoki na ƙararrawa / ƙananan ƙararrawa ta hanyar ToolboxST kuma zaɓi ko sun kulle. Wuce iyaka yana jawo ƙararrawa.
Duba Kiwon Lafiya na A/D : Ana haɗa madaidaicin madaidaicin ƙarfin lantarki a cikin kowane dubawa. Ana kwatanta ma'aunin ƙididdiga da ƙimar da ake sa ran don tabbatar da lafiyar da'irar mai juyawa analog-zuwa dijital.
Duba Kiwon Lafiya na D/A : Abubuwan da ake fitarwa na yanzu akan allon tasha ana juyar da wutar lantarki ta ƙaramin juzu'i mai ma'ana kuma a karanta baya ta module. Ana kwatanta wannan da umarnin halin yanzu don tabbatar da lafiyar dijital-zuwa-analog Converter da da'irar fitarwa.
Sa ido kan Matsayin Bada Kashe Kashe : Ci gaba da kwatanta yanayin da aka ba da umarnin kashe kansa tare da alamar amsawa; duk wani rashin daidaito yana bayyana laifi.
Kula da Matsayin Sadarwar HART : Kowane tashar HART yana ba da siginar matsayin sadarwa (CommStat) da siginar matsayin na'ura (DevStat), yin rikodin kurakuran ƙididdiga, kurakuran ƙira, kurakurai da yawa, da kurakuran gefen na'urar daki-daki.
Ana iya kulle duk siginonin bincike daban-daban kuma a sake saita su ta siginar RSTDIAG da zarar laifin ya bayyana.
5. Sauƙaƙan Shigarwa da Kanfigareshan
Shigar da IS220PHRAH1B abu ne na musamman mai sauƙi. Na farko, amintacce haša tashar tashar SHRA (ko masu jituwa) zuwa tashar jirgin ƙasa na DIN ko panel panel. Sa'an nan, aligning na DC-62 fil connector na IS220PHRAH1B module kai tsaye tare da connector a kan tashar tashar jiragen ruwa da kuma toshe shi a. A ƙarshe, kulla da module ta yin amfani da threaded studs kusa da Ethernet tashar jiragen ruwa a tare da hawa sashi kawota tare da m allon, tabbatar da ba a yi amfani da dama- kwana karfi da alaka da connector. Ana buƙatar wannan daidaitawa yawanci sau ɗaya kawai a rayuwar samfurin. Haɗa igiyoyi guda ɗaya ko biyu na Ethernet (don daidaitawa mara kyau, daidaitaccen aikin shine haɗa ENET1 zuwa cibiyar sadarwar da ke da alaƙa da mai sarrafa R), kuma toshe mai haɗa wutar lantarki (ana goyan bayan toshe zafi; module ɗin yana da ikon farawa mai laushi). An gama shigar da kayan aikin.
Tsarin yana buƙatar babu masu tsalle-tsalle na hardware ko canza saituna. Ana yin duk daidaitawa ta hanyar software na aikace-aikacen GE's ToolboxST. A cikin ToolboxST Component Editan, mai amfani zai iya saita nau'in shigarwa, kewayo, jujjuya sashin injiniyanci, mitar tace software, da sigogin na'urar HART ga kowane tashoshi. Da zarar an sauke tsarin da aka gyara zuwa mai sarrafawa, zai fara aiki nan da nan.
Yanayin Aikace-aikacen Na Musamman
IS220PHRAH1B ana amfani da shi sosai a cikin samar da wutar lantarki daban-daban da aiwatar da yanayin sarrafa masana'antu, kamar:
Turbine Turbine da Gudanar da Kayan Aiki : Haɗa zuwa masu watsawa na 4-20 mA don zafin mai mai lube, ɗaukar rawar jiki, matsin lamba, ra'ayin matsayi na bawul, da dai sauransu, yayin fitar da siginar sarrafawa na 4-20 mA zuwa madaidaicin bawul.
Gas Turbine Fuel Control : Yana samun iskar gas / ruwa mai gudana, matsa lamba, da siginar zafin jiki, da kuma fitar da sarrafa halin yanzu zuwa bawul ɗin sarrafa man fetur.
Tsara Tsara Tsara Tsara Tsara Tsarkakakke : Duk masu watsa shirye-shiryen HART (zazzabi, matsa lamba, matakin, kwarara) na iya sarrafa sigogin su ta tsakiya ta wannan tsarin, kawar da buƙatar ƙarin masu haɓakawa ko masu sadarwa na hannu.
Gudanar da Kadari : Yana aiki tare da software na AMS don kama lambobin kuskure, matsayi na sawa, juzu'in daidaitawa, da sauran bayanai daga kowace na'ura a ainihin lokacin, yana ba da damar haɓakawa daga kariya zuwa kiyaye tsinkaya.
