Kett Riceter fg Series, Руководство по эксплуатации

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Meanings of special marks The display may show marks as follows:
Battery mark Caution
Battery is dead. Replace the batteries with new ones.
(displayed immediately after pressing the power switch and while using)
Over mark Caution
Displayed when the measured result exceeded the upper limit of the
measurement range
Under mark Caution
Displayed when the measured result fell below the lower limit of the
measurement range, or the contact between the test sample tray
and the measuring unit of the main body was poor.
Error mark
Main unit temperature is too low -5°C or lower.
Main unit temperature is too high 50°C or higher.
• When measurement is performed with the Sample tray empty or the measuring unit is
poorly insulated due to condensation, high humidity, contamination, etc., the over mark,
under mark, or other meaningless numbers may be displayed. In such a case, clean the
measuring unit and dry it well in a natural way.
Description of Display