BUCHI Extraction System B-811 LSV - Manual (Page 40)

6 Operation
40 B-811 Operation Manual, Version G
Function key Display Description
Display HEATING
blinks
Select the heating level (1 - 20) using the / keys
Select level 9 for petroleum ether 40/60
In case of oxygen-sensitive analytes, the gas supply must be
activated by pressing the INERT GAS key
The inert gas valve is automatically opened up while the step
starts
Display H: MIN blinks Select the rinse time (0 to 99:99 h) using the / keys
Display STEP 3 blinks (STEP 3 = Drying)
Display HEATING
blinks
Select the heating level (1 - 20) using the / keys
Select level 4 for petroleum ether 40/60
Display H: MIN blinks Select the drying time (0 to 99:99 h) using the / keys
In case of oxygen-sensitive analytes, the gas supply must be
activated by pressing the INERT GAS key
The inert gas valve is automatically opened up while the step
starts
SELECT No display blinks The entered program is stored as program 0.
To copy this program under a different program number, please
see chapter 6.7
6 .7 Storing / deleting a program
As soon as a new program has been created or an existing program has been modified, the number
0 is shown in the “PROGRAM” display. After the parameters have been entered, the program can be
stored under a new or existing program number. 50 program numbers are provided.
NOTE
Every time you shut down the instrument, the program 0 will be deleted.
Close the program with “SELECT” so that no display on the control panel is blinking anymore. •
Press “SELECT”. The mode display blinks now. •
Press • now the program number switches between 0 and 1 (0/1).
Select the desired program number (50 numbers available) using • and . If the “PROGRAM”
switches between 0 and the desired program number and the “CLEAR” is displayed, then this
program number is already in use.
In order to overwrite an existing program, press “SELECT” again.
•
“CLEAR” blinks to reconfirm if the program number can be used for the new program. Press •
“SELECT” once again to confirm and definitely overwrite the existing program number.
At any time the storage of a program can be exit by pressing any other key without changing anything.
If “CLEAR” is not displayed, the program number is not used yet. •
Store the program by pressing the “SELECT” key. •