RS232 LED zowunikira zitsulo keypad kwa mafuta dispenser B883

Kufotokozera Kwachidule:

Ndi makina opangira matrix, makiyi opangidwa ndi chitsulo chosapanga dzimbiri, okhala ndi ukadaulo wa carbon-on-gold key switch.Chitsulo chosapanga dzimbiri chopangidwa.Mabatani ozungulira apadera, ma kiyibodi opangidwa mwapadera amakwaniritsa zofunikira zazikulu ndi ragrd kupanga, magwiridwe antchito, moyo wautali komanso chitetezo chapamwamba.Mtundu wa LED ukupezeka kuti usankhe kasitomala.Amagwiritsidwa ntchito kwambiri popangira mafuta ndi malo ena aboma.

Ndi gulu la akatswiri a R&D pamatelefoni amakampani omwe adasungidwa kwa zaka 17, titha kusintha makina am'manja, makiyi, makiyi, nyumba ndi mafoni kuti tigwiritse ntchito mosiyanasiyana.