TA Instruments TMA 2940 CE Operator's Manual page 118

Using Your Options
NOTE:
Calibration
4–30
To avoid false thermocouple readings, make
sure that the thermocouple tip does not touch
the alignment cages or plates. Exposed portions
of the two thermocouple leads must not touch
each other.
TA I
NSTRUMENTS
TMA 2940 CE