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Yadda Ake Haɗa Na'urar Serial zuwa Samfurin Moxa tare da Twisted Pair RS-485 Interface

RS-485 wani tsari ne na sadarwa mai maki da yawa, wanda aka fi sani da siginar bambanci, wanda galibi ana amfani da shi ta amfani da kebul na biyu (wayoyi masu ma'auni biyu) don watsa bayanai. Cikakken matakan haɗi don haɗa na'urar serial zuwa hanyar haɗin RS-485 naMoxana'urorin sune kamar haka:

Mataki na 1: Tabbatar da Haɗin Na'ura da Ma'anoni

Ma'anar fil na iya bambanta tsakanin nau'ikan na'urori daban-daban. Ana ba da shawarar tuntuɓar masana'anta da suka dace don tabbatar da ma'anar fil ɗin daidai kafin a yi amfani da wayoyi!

 

MOXASamfuran galibi suna da nau'ikan tashoshin serial guda uku masu zuwa:

https://www.tongkongtec.com/moxa/

Jerin wayoyi masu haɗawa na DB 9 da samfuran da suka dace sune kamar haka:

https://www.tongkongtec.com/moxa/

Tsarin wayoyi na RJ 45 da samfuran da suka dace sune kamar haka

https://www.tongkongtec.com/moxa/

Jerin wayoyi na tashar sadarwa da samfuran da suka dace sune kamar haka:

https://www.tongkongtec.com/moxa/

Mataki na 2: Haɗawa Ta Amfani da Kebul

Yanayi na 1: Haɗa na'urar Moxa da na'urar RS-485 guda ɗaya. Lokacin haɗa na'urar Moxa da na'urar serial, haɗa na'urar positive (B) da na'urar positive (B) da na'urar positive (A) da na'urar positive (A).

https://www.tongkongtec.com/moxa/

 

Yanayi na 2: Lokacin haɗa na'urar MOXA zuwa na'urorin RS-485 da yawa, dole ne a yi amfani da haɗin daisy-chain. Ana haɗa dukkan tashoshin A(+) na na'urori a layi ɗaya da layin bas mai kyau, kuma dukkan tashoshin B(-) na na'urori an haɗa su a layi ɗaya da layin bas mara kyau.

https://www.tongkongtec.com/moxa/

 

Yanayi na 3: Ana buƙatar ƙara masu juriya na ƙarewa. Idan NPort yana da mai juriya na ƙarewa a ciki (misali, mai juriya na ƙarewa na NPort 5450 za a iya buɗe shi ta hanyar maɓallin DIP (yawanci SW 3 shine maɓallin juriya na ƙarewa), to sai a ƙara mai juriya na ƙarewa kawai a ƙarshen hanyar haɗin, kamar yadda aka nuna a cikin zane a ƙasa.

https://www.tongkongtec.com/moxa/

 

Yanayi na 4: Idan NPort ba shi da resistor na ƙarewa da aka gina a ciki, ana iya ƙara shi a ɓangarorin biyu na hanyar haɗin RS-485, tare da wayoyi da aka nuna a cikin zane a ƙasa.

https://www.tongkongtec.com/moxa/

Lokacin Saƙo: Afrilu-29-2026