how many types 0f thermocouples?

Answer Posted / s.k.kamalakannan i&c engin

Thermocouple Standards and Scales
Thermocouple Type Standard Scale
J, K, T, E, R, S, B NIST 175 ITS-90
L (J-DIN), U (T-DIN) DIN 43710 IPTS-68
Thermocouple Properties
Thermocouple
Type
Temperature
Ranges
Display Resolution
J -200 to 1200°C,
-328 to 2192°F
0.1°C or °F
K -200 to 1370°C
-328 to 2498°F
0.1°C or °F
T -200 to 400°C
-328 to 752°F
0.1°C or °F
E -200 to 950°C
-328 to 1742°F
0.1°C or °F
R -20 to 1750°C
-4 to 3182°F
1°C or °F
S -20 to 1750°C
-4 to 3182°F
1°C or °F
B 600 to 1800°C
1112 to 3272°F
1°C or °F
L -200 to 900°C
-328 to 1652°F
0.1°C or °F
U -200 to 600°C
-328 to 1112°F
0.1°C or °F

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