Titrating - BRAND Titrette 4760141 Operating Manual

e.
f.

5 Titrating

1. Switching on the instrument
a.
1 x
2. Filling the instrument
1 x
997469
d.
Unscrew the screw cap of the titrating tube.
e.
Turn the valve to 'Titrate'.
f.
Hold a suitable receiving vessel under the opening of
the titrating tube and dispense liquid to deaerate the
titrating tube until it is bubble-free. Wipe away any re-
maining drops from the titrating tube tip.
a.
To switch the instrument on or off, briefly press the ON/
OFF button.
a.
Fill the instrument up to the upper stop position by gen-
tly turning the hand wheels.
b.
Briefly press the CLEAR button one time to set the dis-
play value to zero.
5 Titrating
57
Operating manual