GDJR-200D Tusa'o Vaega Fa'aeletonika Thermal Relay Calibrator e masani ona faʻaaogaina mo le faʻatulagaina ma le faʻamaonia o masini eletise eseese.Faʻatasi ai ma foliga o le mamanu talafeagai, faʻaogaina faigofie ma le tele o le gaosiga o le mana, e faʻaaogaina lautele i nofoaga o suʻega eletise o le eletise, nofoaafi, petrochemical, metallurgy ma pisinisi faʻatau.