Buchi KjelDigester K-449 Uživatelský manuál stáhnout pdf (Strana 43)

6 – 43Operation Manual KjelDigester K-446/K-449

6 Operation

6.8.4 Set parameters for an automatic digestion

1. Press Method [METH].

2. Select a method number between 1 and 9.

∙ 6.8.6 Select a method, (6–44).

3. Pressc [STEP].

∙ The text [STARTTIME] on the display appears.

4. Set a delayed start time if required or pressc [STEP] to continue.

∙ 6.8.7 Set up a delayed start time, (6–44).

5. Pressa [TEMP] and adjust the temperature by pressingd [+/-].

6. Presse [ENTER] to confirm the new value.

7. Pressb [TIME] and adjust the time by pressingd [+/-].

8. Presse [ENTER] to confirm the new value.

9. Pressc [STEP].

10. Repeat the steps 5 – 9.

NOTE

If not all of the 4 steps are required, set the time to zero on the remaining steps.

11. Pressa [TIME] and adjust the cooling time to keep the Scrubber running after the

digestion is finished by pressingc [+/-].

NOTE

Set up a time amount big enough that no more fumes are evading from the sample tubes

when the Scrubber stops. BUCHI recommends a starting value of 30minutes.

12. Pressd [ENTER] to confirm the new value.

13. Pressb [STEP].

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Buchi KjelDigester K-449 Uživatelský manuál Strana 43