Dzesiwo ƒe vovototodedeameme ƒe mɔ̃wo dede PLC dziɖuɖu ƒe kabinetwo dzi

Le dɔwɔƒewo ƒe nuwo wɔwɔ le wo ɖokui si ƒe akpa dzi la, PLC (Programmable Logic Controller) ƒe dziɖuɖu kabinetwo wɔa akpa vevi aɖe, woƒe dɔe nye be woaxɔ dzesiwo tso sensor kple actuators vovovowo gbɔ, eye woakpɔ ŋusẽ ɖe nuwɔwɔ ƒe ɖoɖoa dzi pɛpɛpɛ to ememe susuŋudɔwɔwɔ ƒe dɔwɔwɔwo me. Gake le dɔwɔwɔ ŋutɔŋutɔ me la, zi geɖe la, PLC-dzikpɔmɔ̃wo doa go elektrikŋusẽ ƒe nɔnɔme sesẽ vovovowo kple dzesiwo ƒe nutete ƒe kuxiwo, si ate ŋu ana mɔ̃dzikpɔmɔ̃a nawɔ dɔ nyuie o, ado kpo nu enuenu, eye wòanye afɔku na dɔwɔnuwo kple dɔwɔlawo ƒe dedienɔnɔ gɔ̃ hã. Eyata, tsɔ kpe ɖe eŋu dzesi si woɖe ɖe agaators to PLC control cabinets va zu egbɔkpɔnu si bɔ.

Dɔ vevi siwo dzesiwo ɖe vovo wɔnae nye be woaxe mɔ ɖe elektrikŋusẽ ƒe nutete ƒe kaka nu, woaɖe ɖoɖoa ƒe gbagbã dzi akpɔtɔ, eye woana woaɖe wo ɖokui ɖe aga ne dɔwɔnuwo do kpo nu le teƒea, si xea mɔ na vodadawo ƒe kaka ɖe mɔ̃dzikpɔmɔ̃ bliboa me. To dzesi siwo PLC xɔna to semiconductor mɔ̃wo dzi tɔtrɔ kple wo tɔtrɔ, emegbe wo ɖeɖe ɖe vovo hetrɔ wo to nukpɔkpɔ alo magnet-sensing devices zazã me, eye mlɔeba la, woɖea wo ɖa hetrɔa wo ake ɖe dzesi gbãtɔ alo dzesi vovovowo ŋu me la, ɖoɖo sia kpɔa egbɔ be dzesia li ke eye wòde pɛpɛpɛ, eye wòxea mɔ na nusiwo gblẽ le PLC la ŋu hã eye wòɖea ŋusẽ si dzesi siwo le teƒea kpɔna ɖe PLC la dzi dzi kpɔtɔna, vevietɔ dzesi siwo nye clutter. Tsɔ kpe ɖe eŋu la, dzesiwo ɖe vovo ate ŋu akpɔ dzesi ƒe tɔtrɔ hã, abe dzesi siwo tso PT10 kadodowo me tɔtrɔ ɖe 4-20mA dzesiwo me kple wo dede PLC ɖoɖowo me ene, si aƒo asa na masɔmasɔ siwo le elektrikŋusẽ kple ŋusẽtsoƒewo dome nyuie eye woakpɔ kuxi si nye be wo nɔewo ƒe nudede loopwo kple dɔwɔnuwo dome gbɔ.

Le dɔ tɔxɛwo wɔwɔ me, abe le gakpowɔƒe ƒe nuwɔƒe ene la, wodzidzea nu hekpɔa wo dzi to PLC, dɔwɔnu siwo wɔa dɔ le wo ɖokui si le teƒea, kple nusiwo wotsɔna wɔa dɔ le teƒea dzi. Wotsɔa PLC la dana ɖe mɔ̃dzikpɔƒe si didi tso teƒea gbɔ meta alafa geɖe (si wɔa dɔ le xɔme ƒe dzoxɔxɔ nu), eye dɔwɔnu siwo wɔa dɔ le wo ɖokui si alo dzoxɔxɔdzidzenu siwo tso teƒea tsɔa dzesiwo toa kawo dzi yia mɔ̃dzikpɔmɔ̃ si le mɔ̃dzikpɔƒea me. Le ɣeyiɣi sia me la, ele be woaɖe dzesi si gena ɖe PLC me la ɖe vovo eye ate ŋu ahiã be woatrɔe hã, abe 4-20mA ɖeɖe ɖe aga kple tɔtrɔ ɖe 0-5V me hafi age ɖe PLC me ene. Woyɔa dɔwɔnu si wua dzoxɔxɔ ƒe dzesiwo ɖeɖe ɖe vovo kple wo tɔtrɔ nu be "thermocouple signal isolator" alo "thermocouple temperature transmitter". Eƒe dɔ vevitɔe nye be wòaɖe dzesi si wotsɔ de eme kple dzesi si dona tso eme la ɖe vovo, eye wòatrɔ asi le dzesi si wotsɔ de eme ƒe mV ƒe dzidzeme ŋu tso thermocouple la me wòazu dɔwɔƒe ƒe dzesi siwo wozãna ɖaa (4-20mA, 0-5V, 0-10V).

Kpuie ko la, dzesiwo ƒe vovototodedeameme ƒe mɔ̃wo dede le vevie ŋutɔ na dɔwɔƒewo ƒe nuwo wɔwɔ le wo ɖokui si ƒe ɖoɖowo ƒe kakaɖedzi dodo ɖe ŋgɔ, kpododonu ƒe agbɔsɔsɔ dzi ɖeɖe kpɔtɔ, PLC dɔwɔnuwo takpɔkpɔ, kple dzesiwo ƒe nyonyome dodo ɖe ŋgɔ. Enye akpa vevi siwo ana woakpɔ egbɔ be mɔ̃ siwo dzi wokpɔna ƒe dɔwɔwɔ li ke eye kakaɖedzi le eŋu la dometɔ ɖeka