3B Scientific Multimeter ESCOLA2 - Manual (Page 3)

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Subject to technical amendments
© Copyright 2013 3B Scientific GmbH
5.3 Changing the battery
5.3.1 General information
• From time to time, check the state of the
battery.
• Remove discharged or corroded bat-
teries from the apparatus.
• During prolonged periods of disuse,
also remove the battery from the apparatus.
• Do not dispose of the battery in the regular
household garbage. Follow the local regula-
tions (In Germany: BattG; EU: 2006/66/EG).
5.3.2 Changing the battery
• Unscrew the back of the chassis.
• Place the negative pole of the battery on the
spring.
The polarity is also marked on the board with
plus and minus symbols. Additionally, a me-
chanical clip on the positive side prevents bat-
tery contact when polarity is reversed.
• Close chassis again.
Fig. 1 Changing the battery
6. Maintenance
• This apparatus does not require special
maintenance.
• For cleaning, use a soft cloth, slightly mois-
tened with alcohol, or a brush.
• In order to remove a potential electrostatic
charge from the meter display window,
which can easily influence measurements,
follow the instructions above.
Dirt or moisture in the measurement sockets can
affect readings.
• Shake out any dirt that may be in the meas-
urement sockets.
• Soak a new swab with isopropyl alcohol and
work around the inside of each measure-
ment socket.