7 Using the product
15
o YES: Carry out reset. All concealed menus that were hidden
via the testo Smart App are displayed again.
The instrument returns to measurement view.
Carrying out a reset of the measuring
instrument
Configuration mode is open, “RESET” is displayed.
Press ◄ / ► to select the required option and confirm with
MENU/ENTER:
o NO: Do not carry out reset.
o YES: Carry out reset. The instrument is reset to the factory
The instrument returns to measurement view.
Measuring
The instrument is switched on and is in the measurement view.
Put the probe into position and take the readings.
With the alarm function on and if the alarm threshold is exceeded or
undershot:
• Alarm icon flashes and a signal tone is emitted until any key is
pressed.
Changing the measurement channel
display
To change the display of the calculated differential temperature and
measurement channel 2 temperature (°C, °F):
Press .
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