horiba LAQUA 2000 Series, Инструкция по эксплуатации

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Error Messages and Troubleshooting
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■ Error Messages and Troubleshooting
● Error Messages
This section describes the causes of typical errors and the actions to be taken to resolve
respective errors. Check these before contacting us.
If ERR is displayed while you are using the instrument, refer to the table below:
Error Definition Cause and Solution
OFFS ERR Offset voltage error
Electrode is dirty or reference junction is
clogged. Clean the electrode.
SLPE ERR Slope error
Electrode sensitivity is low. Please clean and
recalibrate with fresh standard solution. If the
problem persists, replace the electrode with
new one.
BUFF ERR
Cannot auto
recognize pH buffer
The instrument cannot identify the pH buffer.
Check the calibration solution and use fresh
one if required.
STD ERR
Cannot auto
recognize standard
solution
The instrument cannot identify the standard
solution. Check the calibration solution and use
fresh one if required.
DATA FULL Memory data full
The maximum number of saved data has been
exceeded. Print or transfer all data then perform
data log clear.
Invalid Operation
Invalid button operation or the input value is out
of range. Check the procedure in this manual
before operating.
CAL DUE
(Electrode
icon blinks in
MEAS mode)
Calibration past due
Calibration was not performed at the
designated interval - the set number of days in
calibration alarm setup has passed. Perform
calibration.
NOT STBLE Not stable
ENT key is pressed before the smiley icon
and calibration value have stabilized. Wait for
smiley icon and calibration value to stabilize
before pressing
ENT key.