Menene buƙatun musamman na kebul na Profinet?

Profinet wata yarjejeniya ce ta sadarwa ta masana'antu da ke amfani da Ethernet, wacce ake amfani da ita sosai a tsarin sarrafa sarrafa kansa, buƙatun musamman na kebul na Profinet sun fi mayar da hankali kan halaye na zahiri, aikin lantarki, daidaitawar muhalli da buƙatun shigarwa. Wannan labarin zai mayar da hankali kan kebul na Profinet don cikakken bincike.

I. Halayen Jiki

1, nau'in kebul

Nau'in Twisted Pair da Aka Kare (STP/FTP): Ana ba da shawarar Nau'in Twisted Pair da Aka Kare don rage tsangwama ta hanyar lantarki (EMI) da kuma ta hanyar magana ta crosstalk. Nau'in Twisted Pair da aka kare zai iya hana tsangwama ta hanyar lantarki ta waje yadda ya kamata kuma ya inganta kwanciyar hankali da amincin watsa sigina.

Ba a Kare Ba (UTP): Ba a iya amfani da Ba a Kare Ba a Kare Ba a muhallin da ba shi da tsangwama ta hanyar lantarki, amma ba a ba da shawarar amfani da shi a muhallin masana'antu ba.

2, tsarin kebul

Nau'i huɗu na kebul mai jujjuyawa: Kebul ɗin Profinet yawanci yana ɗauke da nau'i huɗu na kebul mai jujjuyawa, kowanne na'ura mai haɗa da wayoyi biyu don watsa bayanai da wutar lantarki (idan ya cancanta).

Diamita na Waya: Diamita na waya yawanci AWG 22 ne, AWG 24, ko AWG 26 ne, ya danganta da nisan watsawa da buƙatun ƙarfin sigina. AWG 24 ya dace da nisan watsawa mai tsawo, kuma AWG 26 ya dace da gajerun nisan.

3, Mai haɗawa

Mai haɗa RJ45: Kebul ɗin Profinet suna amfani da haɗin RJ45 na yau da kullun don tabbatar da dacewa da na'urorin Profinet.

Tsarin Kullewa: Ana ba da shawarar haɗin RJ45 tare da tsarin kullewa ga mahalli na masana'antu don hana haɗin da ba ya kwance da kuma tabbatar da ingancin haɗin.

Na biyu, daidaitawar muhalli

1, Yanayin zafin jiki

Tsarin zafin jiki mai faɗi: Kebul ɗin Profinet ya kamata ya iya aiki yadda ya kamata a cikin kewayon zafin jiki mai faɗi, wanda yawanci ake buƙata don tallafawa kewayon zafin jiki -40 ° C zuwa 70 ° C.

2, matakin kariya

Babban matakin kariya: Zaɓi kebul masu matakin kariya mai girma (misali IP67) don hana shigar ƙura da tururin ruwa a cikin mawuyacin yanayi na masana'antu.

3, juriya ga girgiza da girgiza

Ƙarfin Inji: Ya kamata kebul masu ƙarfi su kasance suna da kyakkyawan juriya ga girgiza da girgiza, wanda ya dace da yanayin girgiza da girgiza.

4, juriya ga sinadarai

Juriyar Mai, acid da alkali: Zaɓi kebul masu juriya ga sinadarai kamar mai, acid da alkali don daidaitawa da muhalli daban-daban na masana'antu.

III. Bukatun Shigarwa

1, Hanyar wayoyi

Guji tsangwama mai ƙarfi ta lantarki: a cikin wayoyi ya kamata a yi ƙoƙarin guje wa layi ɗaya tare da layukan wutar lantarki masu ƙarfin lantarki, injuna da sauran kayan aikin lantarki masu ƙarfi don rage tsangwama ta lantarki.

Tsarin da ya dace: Tsarin da ya dace na hanyar wayoyi, don guje wa lanƙwasawa ko matsi mai yawa akan kebul, don tabbatar da ingancin kebul ɗin.

2, Hanyar gyarawa

Maƙallin da aka gyara: Yi amfani da maƙallin da aka gyara da ya dace don tabbatar da cewa kebul ɗin ya tsaya cak don hana girgiza ko motsi da haɗin da ba ya aiki ya haifar.

Tashar waya da bututu: A cikin yanayi mai rikitarwa, ana ba da shawarar amfani da hanyar waya ko bututu don kariyar kebul don hana lalacewar injiniya da tasirin muhalli.

IV. Takaddun shaida da ƙa'idodi

1, Ka'idojin Biyayya

IEC 61158: Kebul ɗin Profinet za su yi daidai da ƙa'idodin Hukumar Fasaha ta Duniya (IEC), kamar IEC 61158.

Tsarin ISO/OSI: Kebul na Profinet ya kamata ya bi ka'idodin Layer na zahiri da kuma matakan haɗin bayanai na samfurin ISO/OSI.

V. Hanyar zaɓi

1, Kimanta buƙatun aikace-aikace

Nisan watsawa: Dangane da ainihin aikace-aikacen nisan watsawa don zaɓar nau'in kebul da ya dace. Tsarin watsawa na ɗan gajeren lokaci zai iya zaɓar kebul na AWG 24, ana ba da shawarar watsawa mai nisa don zaɓar kebul na AWG 22.

Yanayin muhalli: Zaɓi kebul ɗin da ya dace bisa ga zafin jiki, danshi, girgiza da sauran abubuwan da ke cikin yanayin shigarwa. Misali, zaɓi kebul mai jure zafi mai yawa don yanayin zafi mai yawa da kebul mai hana ruwa don yanayin danshi.

2, zaɓi nau'in kebul ɗin da ya dace

Kebul mai kauri mai kauri: Ana ba da shawarar amfani da kebul mai kauri mai kauri don amfani a mafi yawan yanayin masana'antu don rage tsangwama ta hanyar lantarki da kuma magana ta hanyar sadarwa.

Kebul ɗin da ba a rufe shi ba: Kebul ɗin da ba a rufe shi ba kawai a yanayin tsangwama na lantarki, ƙaramin kebul ne don amfani da shi.

3, yi la'akari da daidaitawar muhalli

Matsakaicin zafin jiki, matakin kariya, girgiza da juriyar girgiza, juriyar sinadarai: zaɓi kebul waɗanda zasu iya aiki da kyau a cikin yanayin aikace-aikacen gaske.