6 | Operation
Büchi Labortechnik AG
20/34
Operation Manual Inert Loop S-395
6
Operation
6.1
Preparing the instrument
Precondition:
R
All commissioning operations have been completed. See Chapter 5 "Installation",
page 17
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.
u
Calibrate the oxygen sensor. See Chapter 7.5 "Calibrating the oxygen analyzer",
page 23
ð
If a calibration of at least 20.5 % can not be reached replace the sensor. See
Chapter 7.7 "Changing the oxygen sensor", page 27.
Precondition:
R
The instrument is prepared. See Chapter 6.1 "Preparing the instrument",
page 20.
R
Make sure that the solvent receiving vessel is empty. See Chapter 7.2 "Empty the
solvent receiving vessel", page 22.
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
Connect the communication cable.
u
Check the oxygen value. See Chapter 3.2.1 "Front view", page 10.
u
Set condenser temperature. See Chapter 6.6 "Setting condenser temperature",
page 21.
u
Press the
Switch on
button. See Chapter 3.2.3 "Control elements", page 11.
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.
