ITS-90 Converter
Constant from Calibration sheet
R TPW (ohm)
Deviation Coefficient a
Deviation Coefficient b
Measured R or W as input
R (ohm)
W (resistance ratio)
Result
item
value
description
R tpw
ohm
coef a
coefficient
coef b
coefficient
W
resistance ratio
Δ W
deviation from a b
Wr
result from reference function
t
°C
Links
Guide to the Realization of the ITS-90
Equation details