LaMotte 5 Series TDS Meter - Manual (Page 31)

ERROR MESSAGES
LCD Display Indicates Cause Solution
“LO”
indicator
appears. Low battery
level Need new
batteries or
battery
connection is
bad. Clean battery
contacts.
Replace batteries
with fresh ones,
noting polarity.
Err 1 Conductivity
calibration
error Calibration
point is outside
the ±40%
window in the
auto-calibration. Check the value
of the
conductivity
calibration
solution.
Turn to manual
calibration mode
and calibrate
again.
If message
persists, return
unit*.
Err 2 Temperature
calibration
error Auto calibration
is performed
outside the
temperature
range (0 – 50
°C). Check the
temperature and
make sure that it
is within the
acceptable range.
If message
persists, return
unit*.
Err 3 Conductivity
calibration
error Calibration
point is within
10% of the
measurement
range in the
manual
calibration
mode. Check the value
of the
conductivity
calibration
solution.
If message
persists, return
unit*.
* See Sections on “Warranty” and “Return of Items”.
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