PM866 babban na'ura mai aiwatarwa ne a cikin ABB's AC 800M mai sarrafa kayan masarufi, na cikin jerin PM8xx/TP830. AC 800M dandamali ne na kayan masarufi na zamani wanda ya ƙunshi raka'o'in kayan masarufi waɗanda za'a iya daidaita su da tsara su don yin ayyukan sarrafawa da yawa. A matsayin babban sashin sarrafa wannan dandali, PM866 yana da ikon tuƙi hadaddun aikace-aikacen sarrafa sarrafa kansa, kama daga ƙananan na'urori masu sarrafa dabaru zuwa na'urori masu rarrabawa na ci gaba har ma da ingantaccen tsarin aminci.
Dole ne a yi amfani da PM866 tare da TP830 Baseplate don samar da cikakken tsarin sarrafawa. Wannan haɗin yana ba da damar sarrafawa mai ƙarfi, wadatattun hanyoyin sadarwa, da ƙira mai ƙarfi, yana sa ya dace da yanayin masana'antu tare da manyan buƙatu don aiwatar da sarrafawa da samun tsarin.
2. Haɗin Hardware da Tsarin Jiki
A zahiri, rukunin sarrafawa na PM866 ya ƙunshi sassa biyu na asali:
Sashin Mai sarrafa kansa: Ya ƙunshi allon CPU da allon samar da wutar lantarki.
Kwamitin CPU: Yana haɗa microprocessor MPC866 (mai gudana a 133 MHz), 64 MB na SDRAM, masu sarrafawa don duk ginanniyar mu'amalar sadarwa, agogon ainihin lokaci, alamun matsayi na LED, maɓallin turawa INIT, da karamin katin Flash ɗin.
Hukumar Samar da Wutar Lantarki: Yana Haɓaka keɓantacce, kayan kariya +5 V da +3.3 V don babban allo da raka'a I/O. Hakanan yana ƙunshe da direbobin RS-232C da ke ware na opto/masu karɓa don tashar sabis da majiɓin baturi don ƙwaƙwalwar ajiya/ajiya na ainihin agogo.
TP830 Baseplate: Gidajen Hukumar Kashewa.
Yawancin haɗin waje sun ƙare akan wannan allo. An kafa shi zuwa DIN-dogon ta hanyar abubuwan ƙarfe na gidaje.
An ba da kwamiti na ƙarewa tare da tashoshi na dunƙule don samar da wutar lantarki da kuma saka idanu na samar da wutar lantarki, masu haɗin RJ45 don cibiyar sadarwa da tashar jiragen ruwa, mai haɗin tashar sabis, da masu haɗawa na ModuleBus da CEX-Bus.
An ɗora naúrar mai sarrafawa akan DIN-rails a kwance ta amfani da na'ura ta musamman ta zamewa-da-kulle kuma ana iya haɗa ta da murfin cirewa da aka haɗe tare da sukurori. Ana haɗa wutar lantarki ta 24 V DC zuwa TP830 Baseplate, tana ba da ƙarfin duk raka'a akan CEX-Bus da ModuleBus na Lantarki.
3. Mabuɗin Ayyuka da Features
3.1 Gudanarwa da Ayyukan Ajiya
Microprocessor: Yana amfani da MPC866 yana gudana a 133 MHz, yana ba da damar sarrafa koyarwa mai ƙarfi. Ayyukansa kusan sau 1.4 fiye da PM864.
Tsarin Ƙwaƙwalwa:
64 MB SDRAM: Don gudanar da tsarin da shirye-shiryen aikace-aikacen.
4 MB Flash PROM: Don ajiyar firmware.
Ajiyayyen Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwallon Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwar Ƙwaƙwalwa ) tana goyan bayan ajiyar ƙwaƙwalwar ajiya ta hanyar baturi na ciki ko naúrar baturi na waje (SB821 ko SB822), yana tabbatar da riƙe bayanai da tsarewar shirin yayin asarar wuta.
Karamin Interface Flash: Yana goyan bayan loda aikace-aikace da adana bayanan sanyi ta hanyar katin CF, sauƙaƙe sabunta shirye-shirye da adana bayanai.
3.2 Sadarwa da Ƙarfin Ƙarfafawa
PM866 yana ba da tsarin gine-ginen sadarwa mai sassauƙa da ƙarfi:
3.3 Ayyukan Sakewa
PM866 yana goyan bayan Saɓan Sashe na Processor, na cikin jerin masu iya aiki tare da PM861, PM864, PM865, da PM891.
Ƙimar Kanfigareshan: Tsarin ya ƙunshi raka'o'in sarrafawa na PM866 guda biyu, ɗayan yana aiki azaman Mai Kula da Farko ɗayan kuma azaman Mai Kula da Ajiyayyen (tsarin jiran aiki mai zafi).
Canjawar Bumpless: Idan kuskure ya faru a cikin mai sarrafawa na farko, tsarin yana yin jujjuyawar juzu'i a cikin ƙasa da miliyon 10, tare da mai sarrafa madadin yana ɗaukar ayyukan sarrafawa. Ana daskarar da abubuwan da ake fitarwa yayin sauyawa.
Kulawa akan layi: Za'a iya maye gurbin na'ura mai sarrafawa mara kyau (ko na farko ko madadin) yayin da tsarin ke gudana. Ana sake dawowa bayan maye gurbin.
Tsarin Aiki tare:
An haɗa na'urorin sarrafawa guda biyu ta hanyar Cable Link na RCU (max. 1 m).
Dukansu an haɗa su da CEX-Bus iri ɗaya, kuma ko wanne zai iya sarrafa raka'o'in faɗaɗawa.
Yana amfani da ƙa'idar haƙuri ta kuskure dangane da abubuwan juyawa. Mai sarrafawa na farko lokaci-lokaci yana kafa wuraren jujjuyawar da ke ɗauke da cikakken yanayin aikin sarrafawa (masu rijista + ƙwaƙwalwar bayanai) yayin aiwatarwa kuma yana sanya canje-canjen ƙwaƙwalwar ajiyar bayanai tun lokacin jujjuyawar ƙarshe a cikin buffer log. A wurin jujjuyawar, wannan bayanan log ɗin ana canjawa wuri zuwa mai sarrafa madadin, yana daidaita yanayin sa tare da na farko.
Idan firamare ya gaza, madadin zai dawo aiwatarwa daga madaidaicin juzu'i na ƙarshe. Ta hanyar sake amfani da sakamakon ayyukan da aka riga aka aiwatar, yana tabbatar da babu wani tasiri akan tsari I/O (rakunan sadarwa akan CEX-Bus).
Memory Protection: The processor unit's RAM features an automatic double-inverted memory function for detecting arbitrary bit errors in memory. Ana rubuta duk sabuntawar ƙwaƙwalwar ajiya zuwa duka na farko da jujjuyawar ƙwaƙwalwar ajiya a layi daya, kuma idan aka kwatanta su akan kowane zagayowar karatu. Rashin daidaito yana tilasta sauyawa.
Gudanar da Adireshin Yanar Gizo: A cikin ƙayyadaddun tsari, don tabbatar da sauyawar canji don cibiyar sadarwar sarrafawa, ana musanya MAC da adiresoshin IP tsakanin farkon farko da CPUs na madadin. Ko da wane nau'in CPU ne ke aiki azaman firamare, koyaushe ana gano mai sarrafawa ta hanyar saitin adireshi iri ɗaya, yana mai da juyawa zuwa wasu na'urori akan hanyar sadarwa.
3.4 Haɗin I / O da Fadada Tsarin
Kamar yadda aka nuna a cikin zanen toshewar aikin sa, PM866 yana sarrafa ModuleBus na gani da Lantarki ta hanyar mai sarrafa ModuleBus na ciki da sadarwar faɗaɗawa ta hanyar mai sarrafa CEX-Bus. Wannan gine-gine yana ba da damar daidaita tsarin I/O dangane da buƙatun aikace-aikacen:
Kai tsaye Local I/O: Haɗa S800 I/O ta Wutar Lantarki/Tsarin ModuleBus.
Nisa / Rarraba I/O: Haɗa ta hanyar bas ɗin filin kamar PROFIBUS DP, FF HSE, da sauransu.
Tsarin Haɓakawa: Ana iya amfani da hanyoyin haɗin I/O da yawa a lokaci guda.
Haɗin I/O mai yawa: A cikin tsarin da ba su da yawa, ana haɗa raka'a S800 I/O zuwa CPUs biyu ta hanyar ModuleBus na gani da Modem na Cluster guda biyu na TB840 akan kowane gungu na I/O. Ginin ModuleBus na Wutar Lantarki akan TP830 Baseplate ba za a iya amfani da shi ba a tsarin da ba a iya amfani da shi ba.
3.5 Samar da Wutar Lantarki da Bincike
Shigar da Wuta: 24V DC maras kyau (kewaye 19.2 - 30 V DC), an haɗa ta ta tashar screw mai-pin huɗu.
Sa ido kan Samar da Wutar Lantarki: Yana ba da abubuwan shigar SA da SB don sa ido kan matsayin samar da wutar lantarki.
Tafkin Wuta na Ciki: Yana da tafki mai ƙarfi na 5ms na ciki, wanda ya isa CPU don aiwatar da rufewar sarrafawa.
Manufofin Matsayin LED: Ƙungiyar gaba tana samar da nau'ikan alamomin LED don saurin ganewar raka'a da matsayin tashar, sauƙaƙe matsala.
Kariya Rating: IP20, dace da shigarwa a cikin yadi.
4. Yanayin aikace-aikace
Tare da babban aikin sa, babban abin dogaro, da ƙarfin faɗaɗa ƙarfi, PM866 Processor Unit ya dace da fa'idodin sarrafa sarrafa kansa na masana'antu:
Tsarukan Sarrafa Rarraba (DCS): Yana aiki azaman tashar sarrafawa ta gida a cikin DCS, yana sarrafa madaukai masu rikitarwa na analog da dijital.
Aikace-aikacen Samar da Babban: A cikin masana'antu masu mahimmanci kamar mai & iskar gas, sinadarai, da ƙarfi, ana amfani da aikin sake aikin sa don gina tsarin sarrafawa mara yankewa.
Batch da Sarrafa Tsari: Ya dace da ci gaba da tafiyar matakai da ke buƙatar amsa da sauri da sarrafa dabaru masu rikitarwa.
Babban Sarrafa Injin: Zai iya zama babban mai kula da manyan layukan samarwa ko injuna masu nauyi.
Haɗuwa da Motoci da yawa: Ayyukan aiki azaman ƙofa mai mahimmanci da mai sarrafawa a cikin tsarin haɗaɗɗun abubuwan da ke buƙatar haɗakarwa daban-daban na filin jirgin sama da ka'idojin Ethernet na masana'antu kamar PROFIBUS DP, FOUNDATION Fieldbus, Modbus TCP, da EtherNet/IP.
