GOM-804 & GOM-805 User Manual
52
Temperature Compensation
Background
If the resistance of a DUT at a particular temperature is
needed, the compensation function can be used. This
function can simulate the resistance of a DUT at a
desired temperature. If the ambient temperature and the
temperature coefficient of the DUT are known, it is
possible to determine the resistance of a DUT at any
temperature.
The Temperature Compensation works on the following
formula:
)
(
1
0
0
0
t-t
α
R
R
t
t
t
Where:
R
t
= Measured resistance value (Ω)
R
t0
= Corrected resistance value (Ω)
T
0
= Inferred absolute temperature
t
0
= Corrected temperature (
º
C)
t
= Current ambient temperature (
º
C)
α
to
= Temperature coefficient of resistance at the correct
temperature.
0
0
|
1
t
T
|
a
to
.
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