3B SCIENTIFIC PHYSICS Escola 2 Anleitungsblatt - Seite 3

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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

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

•

Dirt or moisture in the measurement sockets can

affect readings.

•

Subject to technical amendments

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.

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.