Buchi B-295 SE, Руководство по эксплуатации

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BÜCHI Labortechnik AG Operation | 6
Operation Manual Inert Loop B-295 SE 23/38
6 Operation
6.1 Preparing the instrument
Precondition:
R
All commissioning operations have been completed. See Chapter 5 "Installation",
page 18
u
Press the button Switch off .
6.2 Starting the instrument
NOTICE
Too frequent switching on the instrument
Too frequent switching on the instrument can cause an instrument damage.
u Wait 10 minutes before restarting the instrument.
NOTE
The correct oxygen value is between 20 - 21 %.
If this value is not reached.
4
Calibrate the oxygen sensor.
4
Replace the oxygen sensor.
Precondition:
R The instrument is prepared. See Chapter 6.1 "Preparing the instrument", page 23
R
Make sure that the solvent receiving vessel is empty. See Chapter 7.3 "Empty the
solvent receiving vessel", page 28
u
Switch on the connected spray dryer. See Operation manual of the connected
spray dry.
ð
The signal lamp oxygen is on.
ð The signal lamp pressure is on.
u
Check the oxygen value.
u
Set condenser temperature. See Chapter 6.6 "Setting condenser temperature",
page 24
u Press the button Start .
u Make sure, that the compressor is working.
u Switch on the aspirator. See Operation manual of the connected spray dryer.
ð The signal lamp pressure is off.
u
Switch on the spray gas.
u
Wait until the oxygen level is less than 6 %.
ð The signal lamp oxygen is off.
u
All following functions of the instrument are controlled by the spray drying system.
6.3 Tasks during spray drying
u Check the filling level of the solvent receiving vessel.
ð If necessary empty it. See Chapter 7.3 "Empty the solvent receiving vessel",
page 28