Error Codes
PRO
Buf
SL
Eo
E6,E7
Temperature probe malfunction
Wrong or Contaminated Buffer (pH
Mode only)
Poor Electrode Slope caused by
faulty electrode or poor buffers/
standards
Faulty or Aged electrode
Calibration error. Recalibrate
with fresh standards or buffers
Electrodes out of solution.
In the event of a malfunction, it is important to pinpoint the prob
lem to either the meter or the cell. If a spare cell is available, sub
stitute it for the one in use.
There are
110
user serviceable parts in this instrument. Please
eusul'e that the instrument, together with all accessories, is re
tumed to EDT Di
r
ect ION Ltd or the agent with a full description
of the symptoms. No attempt should be made to repai
r
the meter.
12
