Metrohm tiamo 2.2 Manual - Manual (Page 1082)

5.6 Commands ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
1068 ￭￭￭￭￭￭￭￭ tiamo 2.2
ent dosing types can be selected for the dosing. Two of the three parameters
Volume, Dosing rate and Dosing time can be specified. The third para-
meter is calculated according to the following formula:
Volume = Dosing time • Dosing rate
If continuous dosing is required, a tandem dosing setup can be used, i.e.
dosing is carried out with a combination of two dosing devices. The second
dosing device is dosing while the first one is being filled and vice-versa.
Commands
Depending on the measured value, one of the following two DOS com-
mands can be selected:
￭ 5.6.6.3.4DOS pH
Controlled dosing with the measured quantity pH.
￭ 5.6.6.3.5DOS U
Controlled dosing with the measured quantity voltage U.
5.6.6.3.2 DOS - Monitored dosing
Tab: Method ▶ Commands ▶ DOS ▶ Dosing parameters
Command name
Name of the command.
Input 25 characters
Dosing criterion
Selection Volume/dosing rate | Volume/dosing time |
Dosing rate/dosing time
Default value Volume/dosing rate
Specification of volume and dosing rate
You define the volume to be dosed and the desired dosing rate. The filling
times prolong the dosing process.