Elcometer 456 Operating Instructions Manual page 44

12.5 Power supply
Internal batteries, 2 x LR03 (AAA), alkaline
or rechargeable
Battery life
h
30 hours to 40 hours continuous use with alkaline dry
batteries. (15 000 to 20 000 readings at an average of 8
readings per minute.) Battery life is reduced by one third
when using the backlight.
12.6 Packaging
The gauge is packed in cardboard and plastic
packaging. Please ensure that this packaging is
disposed of in an environmentally sensitive manner.
Consult your Local Environmental Authority for further
guidance.
f. Alkaline batteries must be disposed of carefully to
avoid environmental contamination. Please consult
your local environmental authority for information
on disposal in your region.
Do not dispose of any batteries in fire.
g.Rechargeable batteries can be used if they are
charged outside the gauge.
h.Battery life is reduced to approximately 25% of dry
battery life when using rechargeable batteries.
Follow the instructions provided by the battery
manufacturer when charging and disposing of
rechargeable batteries.
42
g
equivalents.
f
dry batteries