1- Chidziwitso cha malonda
Wowongolera kutentha wolondola amagwiritsidwa ntchito kuwongolera makina otenthetsera kuti azindikire kuyesa kofanana kwa kutentha ndi kuyanika kutentha.Zidazi ndizoyenera makampani opanga zamagetsi apamwamba kwambiri, mabungwe ofufuza zasayansi, masukulu, mafakitale, ma laboratories ndi magawo ena.Chophimba chamkati chamkati chimapangidwa ndi pepala lokhala ndi malata, chitsulo chosapanga dzimbiri, chinsalu chozizira chozizira, chinsalu chozizira, gulu lathunthu logwira, microcomputer PID ndi SSR control, LED yowonetsera kawiri digito, LED yowonetsera digito timer, chitetezo cha kutentha kwapadera, ntchito yodzizindikiritsa.