With the "Autoupdate off/Autoupdate on" button you can turn on/turn off the automatic temperature query. You can also adjust the querying period by setting the number of seconds.
Here, in the figure, the temperature monitoring has been turned after the power had been supplied to the test device. Then, at 12:10:19, the Ethernet controller was loaded (process took 2 minutes). As can be seen from the figure, the temperature the load has not changed under the influence of the load. In general, the chip heats up on 18.5 ℃ concerning the ambient temperature.