Catalog versions
Type Basic accuracy, Class 2 Increased accuracy, Class 1
N -40 °C ... +333 °C ±2.5 °C
(-40 °F ... +631 °F ±4.5 °F)
333 °C ... 1100 °C ±0.0075x|t[°C]|
(631 °F ... 2012 °F ±0.0075x|t[°F]-32|)
-40 °C ... +375 °C ±1.5 °C
(-40 °F ... +707 °F ±2.7 °F)
375 °C ... 1000 °C ±0.004x|t[°C]|
(707 °F ... 1832 °F ±0.004x|t[°F]-32|)
K -40 °C ... +333 °C ±2.5°C
(-40 °F... +631 °F ±4.5 °F)
333 °C ... 1000 °C ±0.0075x|t[°C]|
(631 °F ... 1832 °F ±0.0075x|t[°F]-32|)
-40 °C ... +375 °C ±1.5 °C
(-40 °F... +707 °F ±2.7 °F)
375 °C ... 1000 °C ±0.004x|t[°C]|
(707 °F ... 1832 °F ±0.004x|t[°F]-32|)
J -40 °C ... +333 °C ±2.5 °C
(-40 °F ... +631 °F ±4.5 °F)
333 °C ... 750 °C ±0.0075x|t[°C]|
(631 °F ... 1382 °F ±0.0075x|t[°F]-32|)
-40 °C ... +375 °C ±1.5 °C
(-40 °F ... +707 °F ±2.7 °F)
375 °C ... 750 °C ±0.004x|t[°C]|
(707 °F ... 1382 °F ±0.004x|t[°F]-32|)
Further base thermocouples
Type Basic accuracy, Class 2 Increased accuracy, Class 1
T -40 °C ... +133 °C ±1 °C
(-40 °F ... +271 °F ±1.8 °F)
133 °C ... 350 °C ±0.0075x|t[°C]|
(271 °F ... 662 °F ±0.0075x|t[°F]-32|)
-40 °C ... +125 °C ±0.5 °C
(-40 °F ... +257 °F ±0.9 °F)
125 °C ... 350 °C ±0.004x|t[°C]|
(257 °F ... 662 °F ±0.004x|t[°F]-32|)
E -40 °C ... +333 °C ±2.5°C
(-40 °F... +631 °F ±4.5 °F)
333 °C ... 900 °C ±0.0075x|t[°C]|
(631 °F ... 1652 °F ±0.0075x|t[°F]-32|)
-40 °C ... +375 °C ±1.5 °C
(-40 °F... +707 °F ±2.7 °F)
375 °C ... 800 °C ±0.004x|t[°C]|
(707 °F ... 1472 °F ±0.004x|t[°F]-32|)
Further noble thermocouples
Type Basic accuracy, Class 2 Increased accuracy, Class 1
R,S 0 °C ... 600 °C ±1.5 °C
(32 °F ... +1112 °F ±2.7 °F)
600 °C ... 1600 °C ±0.0025x|t[°C]|
(1112 °F ... 2912 °F ±0.0025x|t[°F]-32|)
0 °C ... 1100 °C ±1 °C
(32 °F ... +2012 °F ±1.8 °F)
1100 °C ... 1600 °C ±[1 + 0.003 x(t -1100)] °C
(2012 °F ... 2912 °F ±1,8+0,003x(t[°F]-2012)
B 600 °C ... 1700 °C ±0.0025x|t[°C]|
(1112 °F ... 3092 °F ±0.0025x|t[°F]-32|)
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Technical data
11.5 Measuring accuracy for thermocouples
SITRANS TS100/TS200/TS300/TS500/TSinsert/TSthermowell
Operating Instructions, 08/2020, A5E47810090-AA 143