3B Scientific Multimeter ESCOLA2 User Manual

Page 3

3B Scientific GmbH ▪ Rudorffweg 8 ▪ 21031 Hamburg ▪ Germany ▪ www.3bscientific.com

Subject to technical amendments

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.