a) the operating temperature is higher than normal range,
and
b) The instrument is stored at the temperature exceeding
normal range:to make the instrument adopt to normal
temperature range, and
c) the instrument is damaged or in fault.
3.3 Ready for use
：
Once the instrument has successfully performed its
self-calibration, it is ready to perform a measurement:
The detection procedure is discribed in Section 6.1
3.4 Power off the instrument
Press the
button. The instrument will beep once and the
display will go blank.
TIP: the
button is disabled while the instrument is
Summary of Contents for LBY-420
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