Metrohm tiamo 1.1 Manual User Manual

Page 539

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Commands

511

Solution

24 characters, solution name, [ not defined ]

Input or selection of the solution defined in the solution table. Additionally,

not defined

can be selected. If intelligent exchange or dosing units are used

then a check will be made in the method sequence that the correct solution
is present in the connected dosing device and whether the type of dosing
device is correct. With non-intelligent exchange or dosing units the cylinder
volume is checked. At the start of the command the validity of the titer and

the expiry date of the selected solution will be checked as well as the GLP
test interval for the buret. If

not defined

is selected no tests will be carried

out.

Tandem dosing

on, [ off ]

(only Titrando, 846, 814, 815, 855)

If this option is enabled, the dosing is carried out without interruption with a
combination of two dosing devices so that the second dosing device is
dosing while the first one is being filled and vice versa (see STAT pH - Gen-
eral/Hardware
).

Dosing device

1 ... [ 2 ] ... 4

(only Titrando, 846)

1 ... [ 2 ] ... 3

(814, 815, 855)

Selection of the second dosing device (exchange or dosing unit) to be
used for the dosing if the first dosing device is not available.

Solution

24 characters, solution name, [ not defined ]

(only Titrando, 846, 814, 815,

855)
Input or selection of the solution defined in the solution table. Additionally,

not defined

can be selected. If intelligent exchange or dosing units are used

then a check will be made in the method sequence that the correct solution
is present in the connected dosing device and whether the type of dosing

device is correct. With non-intelligent exchange or dosing units the cylinder
volume is checked. If

not defined

is selected no tests will be carried out.

Filling rate

0.01 ... 166.00 mL/min, [ maximum ]

(only Titrando, 846, 814, 815, 855)

Speed with which the dosing cylinder of the second dosing device is to be

refilled. The maximum filling rate depends on the cylinder volume of the ex-
change unit or dosing unit used. If the entered filling rate is too high for the
selected dosing device then during dosing it will automatically be reduced
to the largest possible value (see STAT pH - General/Hardware).

Stirrer

Stirrer

[ 1 ] ... 4, off

(only Titrando, 846, 814, 815, 855)

Selection of the stirrer.

off

means that no stirrer will be used.

Stirring rate

-15 ... [ 8 ] ... 15

(only

Titrando, 846, 814, 815, 855)

Setting the stirrer speed. The direction in which stirring takes place changes
as the sign in front of the stirrer speed changes.

Switch off automatically

[ on ], off

(only

Titrando, 846, 814, 815, 855)

The stirrer is automatically switched off at the end of the command if this
option is enabled.

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