Problems And Troubleshooting - Tintometer Lovibond SD 325 Con Instrucciones

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9 Problems and troubleshooting

Problem
Cause
Battery is flat
No display
or distorted
Mains adapter operation:
characters
Incorrect voltage / polarity
System error
Instrument
does not
respond to a
button press
Instrument faulty
Menu items
Logger data stored in the archive
not visible
LoGG FULL
Data memory full
The measuring range is exceeded
Err. 1
Sensor faulty
Measuring range not reached
Err. 2
Sensor faulty
System error
Measuring range significantly
Err. 7
exceeded or not reached
Display value cannot be calculated
Measuring range or input
-----
parameter exceeded
Measuring value too unstable
The pre-set calibration interval
> CAL <
has elapsed or the last calibration
was invalid
Logger could not be started
no
Auto
Logg
rAnG
CAL
Cell constant too high
Err. 1
CAL
Cell constant too low
Err. 2
CAL
Solution in the incorrect range
Err. 3
Temperature incorrect
CAL
Err. 4
62
Remedy
Insert a new battery
Check the power unit and replace
if necessary
Disconnect the battery and mains
adapter, wait a while,
then reconnect
Send in for repair
Delete measurement data
Delete the data memory
Check whether the measurement
value is above the sensor's
permissible measuring range
Send in for repair
Check whether the measurement
value is below the sensor's
permissible measuring range
Send in for repair
Send in for repair
Check: Is the measurement value
within the sensor's permitted
range?
Check the measuring range
Wait for the instrument's signal
control
The instrument must be calibrated
Auto Range must be deactivated
for the display range
(<SEt PArA>: rAnG)
The determined cell constant must
be no higher than 1.2 * cell range
The determined cell constant must
be no lower than 0.4 * cell range
Incorrect cell range / incorrect so-
lution / well outside the tolerance
Outside the permitted temperatu-
re: 0-34°C (or 0-27°C for
reference solution 111.8 mS/cm)
SD_325_Con_1 06/2020
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