Siemens PLC tarihin farashi

Abubuwan da aka bayar na Siemens PLC Series Products
A matsayin jagora a fagen sarrafa kansa, Siemens yana jin daɗin babban suna a duk duniya don samfuran jerin samfuran sa na sarrafa dabaru (PLC). A matsayin babban ɓangaren tsarin sarrafa kansa na masana'antu, PLC yana ɗaukar mahimman ayyuka na sarrafawa, saka idanu da sarrafa bayanai. Tare da babban aikin sa, babban abin dogaro da fa'idar yanayin aikace-aikacen, jerin Siemens PLC ya zama zaɓi na farko don ayyukan sarrafa kansa da yawa. Wannan labarin zai gabatar da manyan samfuran Siemens PLC guda biyar daki-daki: S7-200 Smart, S7-300 (an dakatar da shi), S7-400, S7-1200 da S7-1500.

S7-200 Smart Series
S7-200 Smart Series shine sabon ƙaramin PLC wanda Siemens ya ƙaddamar, wanda aka tsara don ƙananan tsarin sarrafa kansa. Wannan jerin PLCs yana amfani da na'ura mai sauri mai sauri tare da saurin sarrafawa da damar sarrafa bayanai. Ƙananan girmansa yana sa ya dace da lokuta tare da iyakacin sarari. Hakanan yana goyan bayan nau'ikan haɓakawa iri-iri, gami da na'urorin I/O na dijital, na'urorin I/O na analog da na'urorin zafin jiki, waɗanda za'a iya faɗaɗa su har zuwa nau'ikan 14. S7-200 Smart jerin yana da ginanniyar hanyar sadarwa ta Ethernet kuma tana goyan bayan ka'idojin sadarwa kamar TCP/IP da Modbus TCP, wanda ya dace da shirye-shirye da haɗin cibiyar sadarwa. Bugu da kari, yana kuma goyan bayan ka'idojin sadarwa da yawa, kamar RS485, RS232, da sauransu, kuma yana da ayyukan sadarwa mai karfi. Wannan jerin PLC yana ɗaukar ƙirar masana'antu, ya dace da yanayin yanayi mai tsauri, yana da babban ikon hana tsangwama, kuma yana tabbatar da kwanciyar hankali na tsarin.

Siemens PLC S7-200 SMART jerin
Babban sigogin ayyuka (ɗaukar sigar V2.3 azaman misali):
Samar da nau'ikan CPU iri-iri, kamar CPU SR20, CPU ST20, CPU SR30, da sauransu.
Girman gabaɗaya an haɗa su azaman 100mm a faɗi da zurfin 81mm, amma tsayin ya bambanta dangane da ƙirar.
Wurin ajiyar mai amfani ya haɗa da wurin ajiyar shirye-shirye, wurin ajiyar bayanai da wurin ajiyar ajiya, kuma ƙarfin ya bambanta dangane da ƙirar CPU.
Adadin maki I/O dijital na wannan injin ya bambanta dangane da ƙirar CPU. Misali, CPU SR20 yana da abubuwan shigarwa guda 12/8.
Siffofin ayyuka kamar masu ƙidayar saurin sauri da abubuwan fitar da bugun bugun jini suma sun bambanta dangane da ƙirar CPU.
Sadarwa:
Ethernet: 1, ƙimar 10/100Mb/s.
Serial tashar jiragen ruwa: 1 (RS485), 1 ƙarin serial tashar jiragen ruwa (RS232/RS485 na zaɓi).
Yana goyan bayan ka'idar PPI, sadarwar tashar jiragen ruwa kyauta, da sauransu.

Jerin S7-300 (an daina)
S7-300 jerin PLC ne matsakaici-sized daga Siemens, yadu amfani a masana'antu aiki da kai. Wannan jerin PLCs yana ɗaukar ƙirar ƙira, kuma ana iya zaɓar nau'ikan I / O daban-daban da na'urorin sadarwa bisa ga buƙatu, kuma tsarin yana da sassauƙa. Jerin S7-300 yana da ƙarfin sarrafa bayanai mai ƙarfi da ikon sarrafawa mai sauri, wanda ya dace da ayyukan sarrafawa masu rikitarwa. A lokaci guda, yana goyan bayan rarraba I / O da sadarwar PROFIBUS, wanda ke inganta aminci da sassaucin tsarin. Kodayake an dakatar da jerin S7-300, aikace-aikacen sa mai fa'ida da kyakkyawan aiki a cikin manyan ayyukan sarrafa kansa har yanzu suna da daraja.
2. Siemens PLC S7-300 jerin
Tsarin wutar lantarki:
Samar da nau'ikan nau'ikan wutar lantarki, kamar shigarwar 120/230VAC, fitarwa na 24VDC/2A; 120/230VAC shigarwar, 24VDC/5A fitarwa, da dai sauransu.
Ƙungiyar sarrafawa ta tsakiya (CPU):
Samar da nau'ikan CPU iri-iri, kamar CPU 312, CPU 314, CPU 315-2DP, da sauransu.
Siffofin ayyuka kamar ƙwaƙwalwar aiki, lokacin aiki bit, DI/DO da maki AI/AO sun bambanta dangane da ƙirar CPU.
Wasu samfuran CPU suna goyan bayan PROFIBUS-DP master/face interface, PROFINET interface, da sauransu.
IO module:
Samar da nau'ikan shigarwar dijital iri-iri da na'urorin fitarwa na dijital.
Adadin abubuwan shigarwa da wuraren fitarwa sun bambanta dangane da ƙirar ƙirar. Misali, tsarin shigar da dijital na SM321 yana da maki 16, maki 32 da sauran bayanai dalla-dalla.

Saukewa: S7-400
S7-400 jerin babban PLC ne na Siemens, dace da hadaddun da kuma manyan aiki da tsarin. Wannan jerin PLCs yana amfani da manyan na'urori masu sarrafawa tare da ƙarfin sarrafawa mai ƙarfi da ingantaccen aminci. Siffofin S7-400 suna goyan bayan nau'ikan haɓakawa iri-iri, gami da sabbin kayayyaki masu jurewa da kuskure, don biyan buƙatun sarrafawa masu rikitarwa. A lokaci guda, tana tallafawa cibiyoyin sadarwa na masana'antu irin su PROFINET da PROFIBUS, kuma yana da ayyukan sadarwa masu ƙarfi. Har ila yau, jerin S7-400 yana da ayyuka masu aminci da rashin ƙarfi da ƙira don tabbatar da cewa tsarin yana da kwanciyar hankali kuma abin dogara, kuma ya dace da tsarin sarrafawa da manyan masana'antu.

Saukewa: S7-1200
Jerin S7-1200 sabon matsakaicin matsakaicin PLC ne daga Siemens, wanda ya dace da ƙanana da matsakaicin ayyuka na sarrafa kansa. Wannan jerin PLCs suna ɗaukar ingantaccen ƙira na zamani, wanda ke rage farashi da matsalolin kulawa. Jerin S7-1200 yana goyan bayan yanayin shirye-shiryen TIA Portal, wanda ke da sauƙin tsarawa da sarrafawa. A lokaci guda, yana haɗa haɗin haɗin Ethernet, yana tallafawa sadarwar PROFINET, kuma yana da ƙarfin sadarwa mai ƙarfi. Silsilar S7-1200 kuma tana goyan bayan nau'ikan I/O iri-iri, yana da kyawu mai kyau, kuma ya dace da buƙatun sarrafa kansa daban-daban. Babban amincinsa da ƙarfin aiki mai ƙarfi ya sa jerin S7-1200 ya zama kyakkyawan zaɓi don ƙananan ayyukan sarrafa kansa da matsakaici.

Saukewa: S7-1500
Jerin S7-1500 babban aiki ne na PLC daga Siemens, wanda ya dace da hadaddun ayyuka na aiki da kai. Wannan jerin PLCs yana amfani da na'urori masu inganci kuma suna tallafawa shirye-shirye na ci gaba da ayyukan bincike. Jerin S7-1500 yana haɗa mu'amalar Ethernet, yana goyan bayan ayyukan sadarwar PROFINET na ci-gaba, kuma yana da wadatattun kayan aiki da ƙarfin sarrafawa. A lokaci guda kuma, yana ba da damar sakewa da kuma samar da mafita mai yawa don tabbatar da cewa tsarin ya tsayayye kuma abin dogaro. Silsilar S7-1500 kuma tana goyan bayan nau'ikan I/O iri-iri da na'urorin sadarwa, kuma zaku iya zaɓar samfuran da suka dace da mu'amalar hanyar sadarwa bisa ga takamaiman buƙatu. Babban aikinta da sassaucin ra'ayi ya sa jerin S7-1500 su zama zaɓi na farko don babban buƙatu, manyan ayyuka na sarrafa kansa na masana'antu.

Hard PLC da Soft PLC
Tare da haɓaka fasahar fasaha, PLC ta sami canji daga dogara ga hardware zuwa ma'anar software, wanda ya haifar da nau'i biyu na PLC mai wuya da PLC mai laushi. A matsayin jagora a fagen sarrafa kansa, Siemens 'hard PLC da samfuran PLC masu laushi ana amfani da su sosai. Hard PLCs, irin su jerin S7-1500, sun ƙunshi kayan aiki da aka keɓe da ƙayyadaddun software, kuma an tsara su don takamaiman yanayin masana'antu da aikace-aikace, tare da fa'idodin kwanciyar hankali da aiki na ainihi. Soft PLCs, irin su Siemens Simatic WinAC, aiwatar da ayyukan PLC bisa ga kayan aikin gabaɗaya (kamar PC) da software, kuma suna da fa'idodin sassauci da haɓakawa. Hard PLCs sun fi dacewa da lokatai tare da buƙatu masu mahimmanci don kwanciyar hankali da aiki na ainihi, yayin da PLCs masu laushi sun dace da aikace-aikacen da ke buƙatar babban sassauci da haɓaka.