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For breading the auto. updating of the saved value (new max-
value shouldn’t be saved), press button "HOLD". For returning
to auto. updating during a measuring of a new Max-value press
"HOLD"-button again.
4.4 HOLD Mode
Pressing the HOLD key to enter the Data Hold mode, the
“HOLD” annunciator is displayed. When HOLD mode is
selected, the thermometer held the present readings and stops
all further measurements.
Pressing the HOLD key again cancels HOLD mode, causing
the thermometer to resume taking measurements.
4.5. Backlight Mode
Pressing the Backlight key to turn on the LCD-backlighting
Function. Pressing the Backlight key again to turn off the LCD-
backlighting function
4.6. Tc (Temperature Compensator) (only P 5110)
Checking Mode.
Pressing and hold the "Tc" key to enter the temperature
compensator-checking mode. The thermometer will display the
temperature inside.
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