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Thermocouple Conversion Tables
B-8
Type T
Thermocouples
13
Temperature
Range (¡C)
a
0
a
1
a
2
a
3
a
4
Error
Range (µV)
Quartic Equation
Argument
Exp.
Argument
Exp.
Argument
Exp.
Argument
Exp.
Argument
Exp.
Exact-
Approx.
-270 to 0
3.9439919
+1
6.2407452
-2
8.0773568
-5
2.6845647
-7
-9 to 7
-200 to 0
3.8749056
+1
4.5149809
-2
4.7759448
-5
-2.5773959
-8
-.14 to .13
-200 to 400
3.8621703
+1
4.5433050
-2
-3.4731838
-5
1.4661300
-8
-7 to 3.5
0 to 400
3.8468407
+1
4.6651731
-2
-3.7375793
-5
1.5999833
-8
-.9 to .9
Reference
Junction
Correction
0 to 50
3.8709457
+1
3.7085566
-2
5.6495520
-5
-.1 to .1
13
Quartic approximations to the data as a function of temperature (¡C) in selected temperature ranges.
The expansion is of the form E = a
0
+ a
1
T + a
2
T
2
+ a
3
T
3
+ a
4
T
4
where E is in microvolts and T is in degrees Celsius.
Type T
Thermocouples
14
Temperature
Range (¡C)
a
0
a
1
a
2
a
3
a
4
Error
Range (¡C)
Quartic Equation
Argument
Exp.
Argument
Exp.
Argument
Exp.
Argument
Exp.
Argument
Exp.
Exact-
Approx.
-270 to 0
4.3553379
-3
-2.0325426
-5
-5.4720813
-9
-5.0865527
-13
-8 to 6
-200 to 0
2.3837090
-2
-2.9878839
-6
-7.1945810
-10
-1.0041943
-13
-.3 to .3
-200 to 400
2.6792411
-2
-1.0370271
-6
6.1330327
-11
-1.3988385
-15
-6 to 5
0 to 400
2.5661297
-2
-6.1954869
-7
2.2181644
-11
-3.5500900
-16
-.15 to .17
14
Quartic approximations to the data as a function of temperature (¡C) in selected temperature ranges.
The expansion is of the form T = a0 + a
1
E + a
2
E
2
+ a
3
E
3
+ a
4
E
4
where E is in microvolts and T is in degrees Celsius.
Содержание 2001-TCSCAN
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