Buchi SpeedDigester K-439 Uživatelský manuál stáhnout pdf (Strana 36)

6 Operation

36 K-439 Operation Manual, Version A

6.6.5 History menu

The data of the last three digestions can be viewed/checked within the History menu

For this purpose select Main Menu > History. The History screen appears.

You can now navigate through the available digestion data using the Prev or Next button.

To view the set and actual temperature of a certain time within the digestion process use the ± buttons

to move forward or backward on the progressive diagram.

6.7 Preparing of SpeedDigester, suction module(s) and sample tubes

Section 6.7.1 and 6.7.2 describes the standard procedure for preparing a rack with sample tubes of

300 ml or 250 ml. When 500 ml tubes are being used, additionally refer to section 6.7.4.

Note

A rack may achieve a weight of up to 7.5 kg when loaded with samples and equipped with a suction

module. Be prepared for the weight when lifting a rack!

WARNING

Serious chemical burns by corrosives and peroxides.

Observe supplementary data sheets of all used chemicals•

Handle corrosives and other chemicals in well ventilated environments only•

Always wear protective goggles•

Always wear protective gloves•

Always wear protective clothes•

Do not use damaged glassware•

Use only glassware from qualiﬁed vendors (see 2.5.4)•

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Buchi SpeedDigester K-439 Uživatelský manuál Strana 36