Metrohm tiamo 2.2 Manual - Manual (Page 454)

5.6 Commands ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
440 ￭￭￭￭￭￭￭￭ tiamo 2.2
Parameters
The parameters for the command DET pH are configured on the following
7 tabs:
￭ General/Hardware
Parameters for devices, dosing devices, sensors and stirrers.
￭ Start conditions
Parameters for the measurement of the initial measured value and for
defining the conditions which have to be met at the start of the titration.
￭ Titration parameters
Parameters for the run of the titration.
￭ Stop conditions
Definitions of conditions which cause the stop of the titration.
￭ Potentiometric evaluation
Parameters for the potentiometric evaluation of titration curves.
￭ Additional evaluations
Definition of additional methods for the evaluation of the titration curves.
￭ Additional measured values
Definition of additional measured values of other measuring commands
which are saved as additional columns in the measuring point list.
Command variables
The following command variables are generated in the method run by the
command DET pH and can be used in formulas under the designation
'Command name.Variable designation':
Identification Description
.BP{x}.ERC ERC or first derivative for the break point × (1…9)
.BP{x}.MEA Measured value for the break point × (1…9) in the unit
of the measured value
.BP{x}.TEM Temperature for the break point × (1…9) in °C
.BP{x}.TIM Time for the break point × (1…9) in s
.BP{x}.VOL Volume for the break point × (1…9) in mL
.BSY Command status; 1 = BUSY, HOLD or ERROR; 0 =
READY; invalid (variable not available) = Command
has never been started
.CONC Concentration of the solution used for the command
.CYL Cylinder volume of the exchange or dosing unit used
for the command
.DBL Total duration for the processing of the command in s
.DSC Time for processing all start conditions s