3) Installing the battery
Procedure
Preparations
1Turn the battery cover clockwise approximately 90 degrees to open the
cover.
◆ W h e n t u r n i n g t h e cover, keep the flat part of your finger on the coverʼs catch. This facilitates opening the cover with minimum force.
2Insert the battery into the battery compartment according to the polarity mark ( 
)shown on the rear of the instrument.
◆This instrument requires one
3Turn the battery cover c o u n t e r - c l o c k w i s e
a p p r o x i m a t e l y 9 0 degrees to close it.
◆Introduction of a new mechanism locks the cover automatically when it is closed.
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