Iyo yemagetsi par inotora PLC programmable control system, inoita kuti mapepa adye, kutakura uye obva afa-kucheka neakazara otomatiki kutonga uye kuyedza. Uye yakashongedzerwa neyakasiyana siyana yekuchengetedza iyo inogona kuvharika otomatiki kana paine chero mamiriro ezvinhu asingatarisirwi.