UNICA EVOLUTION: Service & Maintenance Manual - rev. 1.1
Page 10.14
The parameter “T=” gives the value of the temperature in degrees Celsius measured inside the
display. The normal temperature range is between 25 and 40 °C. A higher temperature is a sign of
possible problems with the display, and may result in incorrect contrast values, making the LCD
display difficult to read.
After showing the summary data for a few seconds, the software sounds a beep and reverts to stand
by mode.