Typr of Thermocouple with temperature range
Type K : +Chromel /-Alumel It has a temperature range of -200°C to 1260°C ( 32 to 2300°F)
Type J : +iron /-constantan It has a temperature range of -210°C to 760°C ( 32 to 1400°F)
Type N : +Nicrosil/-Nisil It has a temperature range of -200°C to 1260°C ( 32 to 2300°F)
Type R : +Platinum 13%Rhodim /-Platinum It has a temperature range of 0°C to 1450°C ( 32 to 2640°F)
Type S : +Platinum 10%Rhodim /-Platinum It has a temperature range of 0°C to 1450°C ( 32 to 2640°F)
Type B : +Platinum 30%Rhodim /-Platinum 6%Rhodim It has a temperature range of 0°C to 1700°C ( 32 to 3100°F)