145
Relative humidity: 15 – 90 %
Storage / transport
conditions: Ambient temperature: – 20 °C to + 50 °C
(– 4 °F to + 122 °F)
Serial number: In battery compartment
Computer connection to PC: With the aid of the USB kit and software the
measurement memory and a graphic display
of the measured values can be viewed on
your computer.
13. Power supply, disposal
notes and safety information
13.1 Batteries, mains adapters
and disposal
䡵
The four high-quality batteries
included with the device guaran-
tee about 1,400 measurements.
Use only high-quality batteries
(see specification in Chapter 12
“Technical data”). If you are
using less efficient batteries, we
can no longer guarantee 1,400
measurements.
䡵
Never mix old and new batteries
or batteries made by different
manufacturers.
䡵
Immediately remove exhausted
batteries.
䡵
If you do not intend to use the
device for a longer period of
time, you should remove the
batteries to prevent possible
leakage.
䡵
Please help protect the environ-
ment: Do not dispose of bat-
teries in household waste! Use
designated collection points or
municipal collection / recycling
centres to dispose of hazardous
household waste.
䡵
Information concerning the
disposal of electronic devices
(private households):
This symbol on products and/or
accompanying documents means
that spent electronic products
must not be mixed with regular
household waste. Proper dis-
posal is in the interests of
environmental protection and
prevents possible harmful effects
on people and the environment
that may result from inappro-
priate handling of wastes.
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