Instructions

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2.3 THE KEYBOARD
The keys on the instrument perform the following functions:
ON-OFF/AUTO-OFF key
It turns the instrument on and off.
When turning the instrument on, the first screen will be displayed. After few seconds the measured
quantities will be displayed.
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Auto Power Off
The instrument has an AutoPowerOff function that automatically turns the instrument off after
about 8 minutes if no key is pressed. The AutoPowerOff function can be disabled by holding the
ESC key pressed down when turning the instrument on: the symbol will appear on the first line to
remind the user that the instrument can only be turned off by pressing the ON/OFF key.
The AutoPowerOff function is disabled when:
• External power is used.
• During data download.
• During logging.
MENU key
It allows to enter to and exit from the instrument’s functioning parameter setting menu.
ENTER key
In the menu, it confirms the entered data.
During normal operation it confirms the resetting of the statistical data.
ESC key
It allows to exit from the menu or, in case of a submenu, to exit from the current level display.
MEM key
It allows to start and end a “logging” session; the data sending interval must be set in the menu.