Metrohm TiNet 2.5 User Manual

Page 50

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48 Titrations

TiNet 2.5 Compliant

Notes

• Autostart starts only the titration. If you wish to condition, start condi-

tioning (

<Conditioning>

) first.

• If the method contains an IF, the parameters used for conditioning

are in the left (TRUE) branch.

• If the method contains several blocks with conditioning, the parame-

ter of the first block are valid for conditioning.



Working with the 774 Oven Sample Processor

• After heating up the system, the first determination should always be

discarded. You should therefore prepare one "blank" vial more than
necessary.

• Start the series with key

<Start>

in TiNet: If the option conditioning

for the Oven Sample Processor is active in the corresponding
method, the sample changer goes to the conditioning vial, switches
the gas flow on and waits until the temperature is reached. The titra-
tor is conditioned at the same time.

• If the Oven and the titrator are conditioned, the titration series will be

started with autostart.

• The stirrer is controlled by TiNet if you work with the 756/831 KF Cou-

lometer or 751, 758, 784, 785 Titrino. For other titrators, please
switch stirrer on manually.

• If you work off several series at different temperatures, we recom-

mend to have an empty dummy method which sets the temperature
between the series. This method should change the temperature and
wait for its equilibration.

• If a method contains different temperatures for conditioning of the

Oven Sample Processor, only the first is valid.

• If a method contains an IF block, the parameters of the left branch

(TRUE) are used for conditioning.


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