1. Tlhahiso ea 4-20 mA ke eng
4-20 mA ke lets'oao le tloaelehileng la analog current le sebelisoang haholo lisebelisoa tsa indasteri, joalo ka limithara tse maemong, limithara tsa phallo, li-transmitter tsa khatello, jj.
4 mA e emela boleng ba sebaka se tlase sa 0%.
20 mA e emela boleng ba 100% ba sebaka se kaholimo
2. Melemo ea 4-20 mA
Bokhoni bo matla ba ho thibela tšitiso, bo loketse phetiso ea sebaka se selelele
Ha e amehe haholo ke khanyetso ea cable le ho theoha ha motlakase
Ho bonolo ho lemoha ho robeha ha terata (letšoao < 4 mA le bolela phoso)
E lumellana le boholo ba li-PLC, DCS, lirekoto le litsamaiso tsa taolo
E tsitsitse ebile e ka tšeptjoa libakeng tse thata tsa indasteri
3. Likopo tse tloaelehileng
Fetisetsa boleng bo lekantsoeng (boemo, phallo, khatello, mocheso)
Hokela litsamaisong tsa taolo bakeng sa ho beha leihlo le ho laola
E sebelisoa liletsa tse fapaneng tsa indasteri
E loketse oli, kalafo ea metsi, lik'hemik'hale, motlakase le liindasteri tse ling
Nako ea poso: Hlakubele-17-2026