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Transmitter 9135 - pH/redox measurement
Electrode cleaning
Maintenance
Error messages
Page 60
Electrodes
which
without
any
broken
according to the instructions below :
Salt deposits: Dissolve the deposit by immersing the
electrode in 0.1 M from HCL during 5 minutes,
following by an immersion of 5 minutes in a 0.1 M of
NaOH and rinse abundantly with demineralised water.
Grease/Oil : Clean the electrode bulb with detergent
and water. Rinse the extremity of the electrode with
demineralised water.
Reference electrode junction clogged : Heat a KCl
solution diluted to
the hot solution during 10 minutes. Cool the electrode
in a cold KCL solution.
If these advice do not ensure a normal response time,
change the electrode.
No particular maintenance required. Clean the
instrument with a soft tissue and without any
aggressive agent.
Note :
In manual acquittal, to suppress an error message
press ENTER after correcting the default.
are
mechanically
part,
may
o
60-80
C. Place the clogged part in
undamaged,
be
regenerated
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