Hach AutoCAT 9000, Instruction Manual

Page: 84 / 176

Chlorine Dioxide
Chlorine Dioxide
Page 82
50081_Chlorine_ChlorineDioxide.fm
1.
Turn the instrument on
if necessary and access the
Methods menu.
Press
2
to choose
Select Method.
2.
Highlight
Chlorine dioxide.
Press the
CHECK MARK
to validate.
3.
Press
1
to select
Run method.
This method used the
5.64mN PAO titrant. See
Software Setup for Titrant
Installation
on page 38 .
4.
Measure 200 mL of
sample solution with a pipet
and transfer to a 250-mL
beaker with the specified
magnetic stir bar.
All containers must be
pretreated for chlorine
demand, see
Container
Pretreatment on page 63 .
5.
Place the sample onto
the AutoCAT 9000 stirrer
platform.
6.
Verify User.
Press the
CHECK MARK
to
enter a new user or press
1
to
confirm.
Note: This screen will be
skipped if the User ID is
disabled. See Setting a User ID
on page 27.
7.
Highlight Sample ID.
Press the
CHECK MARK
to
enter a new sample ID or
proceed to
step 8 .
8.
Highlight Volume for
Test 1.
Press the
CHECK MARK
to
enter a new volume.
Press
1
to confirm.
AutoCAT Titration Method Chlorine Dioxide Titr. 1