Metrohm tiamo 1.3 Manual - Manual (Page 455)

Commands 429
KFC
Command for coulometric Karl Fischer Titrations with voltametric measure-
ment.
Note
The coulometric water determination is mainly used to determine small amounts
of water.
Devices
This command can be executed with the following devices which have the KFC
mode:
Coulometer: 756, 831
Appearance
The command has the following appearance:
without conditioning with conditioning
Parameters
The parameters for the command KFC are configured in the following 8 tabs:
•
General/Hardware
Parameters for devices, indicator and generator electrode and stirrers.
• Start conditions
Entry of a waiting period before the start of the titration.
• Control parameters
Control parameter for the endpoint (measured value for the endpoint, titra-
tion rate, user defined parameters, stop criterion).
• Titration parameters
Parameters for the run of the titration.
• Stop conditions
Definitions of conditions which cause the stop of the titration.
•
Conditioning
Switching conditioning on/off. Definition of start drift, drift correction and
drift value.
•
Additional evaluations
Definition of additional methods for evaluation of the titrations curves.
•
Additional measured values
Definition of additional measured values of other measuring commands
which are saved as additional column in the list of measuring points.