Mahimmanci PLC Ilimin Autination

Mahimmanci PLC Ilimin Autination

A cikin al'adar masana'antu da ci gaba na fasaha, plcs (masu sarrafawa na shirye-shirye) suna taka muhimmiyar rawa a cikin sarrafa kansa. Za'a iya bayyana a cikin PLC a matsayin babban kwamitin Tsaro na Tsaro na Tsaro. A cikin aikace-aikacen aikace-aikace, pls suna da muhimmanci a rage farashin sarrafa masana'antu da haɓaka kayan aiki da kayan aiki da atomatik. Zuwa Master PLCs, dole ne ya fara fahimtar ilimin da ya faru.

Abubuwan da aka gyara Plc da ayyukansu

Baya ga CPU, ƙwaƙwalwar ajiya, da musayar sadarwa tare da shigarwar fitarwa kai tsaye yana da alaƙa da shafukan masana'antu.

1. Inspface dubawa: yana karɓar sigina daga na'urorin da ke sarrafawa kuma yana fitar da da'irar ciki ta hanyar odar Extrouplers da Ent Entrevits.

2. Fitar da fitarwa: Sakamakon aiwatar da aiwatar da aiwatar da aikin don outhoupouples da abubuwan sarrafawa, masu siyarwa) don sarrafa ɗakunan waje.

Na asali plc naúrar da abubuwan haɗin sa

Naúrar PLC ta asali ta ƙunshi sassa da yawa maɓallin:

1. CPU: tushen PLC, yana jagorantar ayyuka daban-daban kamar karbar shirye-shiryen masu amfani da bayanai, bincike, da aiwatar da shirin.

2. Memorywaida: Adana tsarin da shirye-shiryen mai amfani da bayanai.

3. I / o Interface: Yana haɗu da PLC zuwa kayan aiki na masana'antu, karba sigina da kuma fitarwa shirin.

4. Interformation Sadarwa: Yana ba musayar bayanai tare da wasu na'urori kamar masu saka idanu da firintocin.

5. Wutar wutar lantarki: bayar da iko ga tsarin PLC.

Plc Sauya abubuwan fashewa da sifofin su

Plc Sauya Fitarwar fitarwa:

1. Nau'in fitowar da kake amfani da su tare da kayan kwalliya tare da AC suttos, wanda ke nuna martani mai sauri da mita aiki.

2. Nau'in fitarwa na Trans: yawanci ana amfani dashi tare da lodi na DC, kuma yana ba da amsa mai sauri da kuma mitar aiki.

3. Relay outient bututun: jituwa tare da AC da DC Locks, amma tare da lokacin amsawa da ƙananan mitar aiki.

Nau'in Tsarin Plc da fasalin su

Za'a iya rarrabe plcs cikin nau'ikan tsarin uku:

1. Nau'in haɗin kai: Tare da CPU, wadata na wutar lantarki, kuma i / o na yau da kullun, wannan nau'in yana da ƙarfi da tsada a kananan - sikelin PLCs.

2. Nau'in Modular: Abubuwan da ke rarrabe kayayyaki don ayyuka daban-daban, suna ba da sassauƙa da fadada sauƙi da tabbatarwa da sauƙi da tabbatarwa da sauƙi da tabbatarwa da sauƙi da tabbatarwa da sauƙi da tabbatarwa da sauƙi da tabbatarwa da sauƙin tabbatarwa da kuma kiyayewa. Ana amfani da shi yawanci a matsakaici - da manyan - sikelin plcs kuma ya ƙunshi farantin abinci ko farantin gindi da kuma kayayyaki daban-daban.

3. Nau'in Studentable: Hada fasali na mahalli da nau'ikan zamani. A CPU, samar da wutar lantarki, da I / o Kashi na I / O / O / o na kananan kayayyaki masu zaman kansu da kebul na, tabbatar da daidaitaccen tsari da girman saiti.

Tsarin shakatawa na Plc Scan na PLC da tasiri

Tsarin shakatawa na PLC ya ƙunshi matakai biyar: aiki na ciki, aikin sadarwa, sarrafa shigarwar, aiwatarwa, da fitarwa sarrafawa. Lokacin da ake buƙata don kammala waɗannan matakai biyar sau ɗaya ana kiransa sake zagayowar dubawa. Ana rinjayi saurin aiki na CPU, Tsarin Hardware, da kuma tsawon tsarin mai amfani.

Hanyar aiwatar da aikin PLC da tsari

Pls plcs kashe shirye-shiryen mai amfani ta amfani da hanyar binciken na cyclic. Tsarin aiwatar da kisa ya hada da matakai uku: Samfura samfuran, aiwatar da shirin, da fitarwa revresh.

Abvantbuwan amfãni na tsarin sarrafa PLC game da tsarin sarrafawa

1. Hanyar sarrafawa: pls amfani da tsari mai sauƙi, yana ba da sauƙin canji ko haɓaka buƙatun sarrafawa, tare da lambobin sadarwa marasa iyaka.

2. Yanayin aiki: plcs suna aiki a cikin yanayin serial, haɓaka ƙarfin anti - karar kutse.

3. Saurin sarrafawa: Lambobin PLC sune masu haifar da lokutan aiwatar da horo suna auna a cikin microseconds.

4. Lokaci da kirgawa: PLCs Yi amfani da Elconductction Cirbunƙarar da'ira kamar yadda aka tsara na Crystal Osciltors, yana bayar da madaidaicin lokaci-lokaci - jere damar. Suna kuma mallaka suna ƙididdigar ayyukan da ba su da yawa a cikin tsarin ba da izini.

5. Dogara da kiyayewa: PLCs amfani da fasahar microecronics da kuma fasalin kai - ayyukan bincike don ganowa na gaba.

Sanadin abubuwan fitarwa na Plc da mafita

PLCs yana amfani da samfuran samfurori da fitarwa na cyclic scanning. Ana karantawa kawai a lokacin shigarwar kawai a kowane sake zagayowar kowane irin zagayowar kowane irin zagayowar kowane bincike, kuma sakamakon aiwatar da shirin ne kawai aka aiko yayin fitowar mai yaduwa. Bugu da ƙari, shigar da jinkiri da kuma tsawon tsarin mai amfani na iya haifar da amsar fitarwa. Don haɓaka i / o mai mayar da martani, mutum na iya ƙara yawan shigarwar da fitarwa na fitarwa da fitarwa, ko aiwatar da shigarwa i / o.

Relays na ciki a cikin jerin Siemens PLC

Sietens plcs nuna wasu hanyoyi masu taushi na ciki, gami da sake fasalin shigarwar, sake ambato, rijiyoyin hannu, masu rajista, da kuma rajista.

PLC Zabi ne

1. Zaɓin ƙira: Yi la'akari da dalilai kamar tsari, hanyar shigarwa, buƙatun aiki, saurin mayar da martani, da daidaituwa, da daidaituwa, da daidaituwa.

2. Zaɓin karar: dangane da maki I / o da ƙarfin ƙwaƙwalwar ajiya.

3. Na zabi na Module: Runduna Canji da Analog i / o Madules da Musamman - Modules aikin.

4. Zaɓin samar da wutar lantarki da sauran zaɓi na na'urar: kamar na'urorin shirye-shirye.

Halayen PLC Centered Sampling da fitarwa aiki yanayin

A tara samfuran, yanayin shigarwar an samfur a lokacin shigarwar Infuter na sake zagayowar binciken. A cikin fitowar tsakiya, fitarwa mai yaduwa lokaci lokaci ne kawai lokacin da matsayin a cikin yanayin fitowar hoto an canza shi zuwa ɗakunan fitarwa don wartsake dubawa. Wannan yanayin aiki yana inganta maganin anti - ikon rancen da aminci amma yana iya haifar da shigarwar da aka shigar / fitarwa a cikin plcs.

Yanayin Plc Wuter da fasali

Plcs suna aiki da amfani da SOPLICLICLICED, CIGABA DA CIKIN SAUKI, da kuma bincika cyclic. A tsakiyar samfurin yana nufin matsayin shigarwar da aka bayar ne kawai a lokacin shigarwar lokacin zagayowar duba, tare da shigarwar shigarwar duba. Fitowa a tsakiya yana nufin canja wurin fitarwa - Matsayin da ya danganta daga hoton hoton na fitarwa kawai a lokacin fitarwa mai rarrafe yanayin don sake farfado da keɓance. Scanning na Cyclic ya ƙunshi aiwatar da aiwatar da ayyuka da yawa a cikin wani lokacin dubawa ta hanyar lokaci - Scanning na rarrabuwa a jerin.

Tsarin aiki da kuma aiki na masu hulɗa da masu lantarki

Adireshin lantarki sun ƙunshi hanyoyin lantarki, lambobin sadarwa, ArC - Karkatar da na'urori, Saki Abubuwan Rukunoni, da kayan haɗi. Lokacin da ake amfani da murfin lantarki, na yanzu yana haifar da wani filin baƙin ƙarfe, yana haifar da murfin ƙarfe na ainihi don samar da tsotsar lantarki wanda ke jan hankalin kayan aikin lantarki wanda ke jan hankalin abokan gaba da aikin lambobin sadarwa. Wannan yana haifar da kullun hanyoyin sadarwa don buɗe da kullun lambobin sadarwa don rufewa. Lokacin da murhun ya yi - ku ƙarfafa, ƙarfin lantarki ya ɓace, kuma an fito da shi ta bazara, yana dawo da lambobin sadarwa zuwa asalinsu.

Ma'anar masu bin ka'idoji na shirye-shirye (PLCs)

PLC na'urar lantarki na dijital da aka tsara don mahalli masana'antu. Yana amfani da ƙwaƙwalwar ajiya don adana umarni don yin ma'ana mai ma'ana, mai tafiya, lokaci, ƙidaya, da ayyukan Ariya. Yana sarrafa matakai daban-daban ko samarwa ta hanyar tsarin dijital ko analog.

PLCs da alaƙa da keɓaɓɓun na'urori an tsara su don haɗa kai da tsarin sarrafawa na masana'antu da sauƙin fadada aiki.

Bambanci tsakanin PLC da kuma Relay - tsarin sadarwa

Bambanci tsakanin PLC da kuma ba da takardar shaida - Adireshin Adireshin suna cikin na'urorin da aka daidaita su, adadin lambobin sadarwa, da sarrafa hanyoyin.