11
Preparations
When display backlighting is used, battery life will be about half of the above
values.
When auxiliary processing is ON, battery life will be about 20 percent shorter.
When the optional filter is activated, battery life will be about 20 percent shorter.
Important
Take care not to reverse the (+) and (-) polarity
when inserting the batteries.
Always replace all four batteries together.
Do not mix old and new batteries or batteries of
different type.
Remove the batteries from the unit, if the unit is
not to be used for a month or longer.
The life of a set of batteries depends on usage conditions and various other
factors. Some reference values are shown below.
Battery life (23ºC)
A l k a l i n e b a t t e r i e s L R 6
M a n g a n e s e b a t t e r i e s R 6 P
N L - 2 1
N L - 3 1
C o n t i n u o u s u s e
A p p r o x . 3 2 h o u r s
A p p r o x . 1 2 h o u r s
A p p r o x . 2 7 h o u r s
A p p r o x . 1 0 h o u r s
A l k a l i n e b a t t e r i e s L R 6
M a n g a n e s e b a t t e r i e s R 6 P
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