BUCHI Distillation Unit K-355 - Manual (Page 23)

6 Operation
23 K-355 Operation Manual, Version G
6 .2 Setting the distillation time
To set the distillation time, proceed as follows:
Press “TIME”, the digit for minutes starts to flash. •
Press “TIME” again, the digit for seconds starts to flash. •
Set the distillation time by pressing “UP” and “DOWN”. •
Start the distillation by pressing “START”. •
Digits stop flashing after a certain time or after starting the distillation.
When pressing “UP” and “DOWN”, the time is first counted slowly, then faster.
The distillation time can be set in a range of 1 second to 99 minutes 59 seconds.
6 .3 Setting the steam power
To set the steam power, proceed as follows:
Press “STEAM”, the digit starts to flash. •
Set the steam power by pressing “UP” and “DOWN”. •
Digits stop flashing after a certain time or after starting the distillation.
When pressing “UP” and “DOWN”, the steam power is first counted slowly, then faster.
The steam power can be set in a range of 30 to 100%.
6 .4 Program storage
The program storage function can be used optionally. Up to 9 programs can be stored. In addition the
last used program is stored.
6 .4 .1 Storing a program
To store a program, proceed as follows:
Select a program with “UP” and “DOWN”. The steam-display shows P and the program number. •
The program settings are shown after releasing the “UP”/”DOWN” button.
Press “STEAM” and set the steam power by pressing “UP” and “DOWN”.
•
Press “TIME”, the digit for minutes starts to flash. •
Press “TIME” again, the digit for seconds starts to flash. •
Set the distillation time by pressing “UP” and “DOWN”. •
Press “REAGENT 1” until you reach the required acid or water dosing volume for storage. •
Press “REAGENT 2” until you reach the required sodium hydroxide dosing volume for storage. •
Press “START” to store the program. •
6 .4 .2 Selecting a stored program
Select a stored program by pressing “UP” and “DOWN”. The steam-display shows “P” and the
program number. The program settings are shown after releasing the “UP”/”DOWN” button.
NOTE
The program settings are changed before a new distillation is started. The old program settings will
be overwritten with the new settings.