Declare the script language used and the source where the script functions are located. Corrections to NIST ITS-90 Thermocouple Database
NIST Standard Reference Database 60, Version 2.0 (Web Version)

Corrections have been made to the coefficients and inverse coefficients html on-screen tables for the following thermocouple types.   Please note that the coefficients and inverse coefficients in the downloadable tables are fine.

Type E Type J Type N Type R Type S

Type E
Temperature range: -200 C to 0 C
Coefficients Previous Corrected Date Corrected
c1 -0.586655087100x10-1 0.586655087100x10-1 January 9, 2001
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Temperature range: -200 C to 0 C
Voltage range: -8.825 mV to 0 mV
Inverse Coefficients Previous Corrected Date Corrected
d8 -1.1564890x10-9 -1.1564890x10-5 January 9, 2001
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Type J
Temperature range: 760 C to 1200 C
Coefficients Previous Corrected Date Corrected
c2 -0.317871039240x10-2 0.317871039240x10-2 January 9, 2001
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Temperature range: 0 C to 760 C
Voltage range: 0 mV to 42.919 mV
Inverse Coefficients Previous Corrected Date Corrected
d1 1.9528268x101 1.978425x101 January 9, 2001
d4 -2.549687x10 -8 -2.549687x10-4 January 9, 2001
d7 -5.099890x10-10 5.099890x10-10 January 9, 2001
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Type N
Temperature range: 0 C to 1300 C
Coefficients Previous Corrected Date Corrected
c7 -0.997453389920x10-18 0.997453389920x10-18 January 9, 2001
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Type R
Temperature range: 1064 C to 1664.5 C
Voltage range: 11.361 to 19.739 mV
Inverse Coefficients
Error Range
Previous Corrected Date Corrected
-0.005 C to 0.001 C -0.0005 C to 0.001 C January 9, 2001
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Type S
Temperature
Range
Previous Corrected Date Corrected
-50 C to 1064 C -50 C to 1064.18 C January 9, 2001