3 PREPARATION FOR USE
3.1 PRELIMINARY CHECKS
This instrument has been checked mechanically and electrically before shipment. All
precautions have been taken to assure that the instrument reaches you in perfect
condition. However, it is advisable to carry out a rapid check in order to detect any
possible damage, which might have occurred in transit. Check the accessories contained
in the packaging to make sure they are the same as reported in § 11.
3.2 POWER SUPPLY
The instrument is powered by 2x1.5V type AA LR06 alkaline batteries. For battery fitting
operation procedure please see § 9.2.
• The instrument, after fitted batteries, is always continuously ON also if
STATUS and ALARM LED are OFF. Pressing of START/STOP key activate
or disable recordings only.
• During a recording the blinking ALARM LED every 3 seconds means a low
battery status.
3.3 STORAGE
To guarantee the accuracy of the measurements, after a period of storage in extreme
environmental conditions wait for the instrument to stabilize to within the listed operating
conditions (see § 10.3).
CAUTION
EN - 5
XL421 - XL422