Metrohm 917 User Manual

27.3 Dosing
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917 Coulometer
27.3.4 Emptying
Manual control: Dosing ▶ Empty
NOTICE
The function Empty is possible only with dosing units.
The cylinders and the tubings of the dosing unit are emptied with this
function.
If the titrant is selected (see "Selecting the dosing function", page 211),
the parameters defined for the titrant for preparing/emptying and the tub-
ing parameters will be used. If the titrant is not selected, default parame-
ters will be used (see Chapter 31.2.2, page 295 and Chapter 31.1.2, page
294).
27.3.5 Filling
Manual control: Dosing ▶ Fill
You can use the function [Fill] to fill the dosing cylinder of the exchange
unit/dosing unit manually. The filling rate cannot be configured; the maxi-
mum filling rate will be used.
27.3.6 Replacing reagent
NOTICE
You can easily change the reagent in a dosing unit without no contact
with the chemicals using the functions Prepare and Empty.
Proceed as follows:
1
Execute the function [Empty].
2
Attach the dosing unit to the bottle with a suitable solvent.
3
Execute the function [Prepare].
The last traces of the reagent in the cylinder and tubings are removed
with the solvent.
4
Execute the function [Empty] again.
5
Attach the dosing unit to the bottle with the new reagent.

Metrohm 917 Specifications

General

Brand	Metrohm
Model	917
Category	Laboratory Equipment
Language	English