Xylem ProLab 3000 LABORATORY pH METER - Manual (Page 168)

What to do if... ProLab 3000
168 ba75645e02 01/2010
Warning [TempErr]
Warning [ISEErr]
15.3 General errors
Meter does not react to
keystroke
Time is lost
Cause Remedy
– Temperature difference
between measurement and cali-
bration greater than 2 K.
– Adjust the temperature of
the test sample
Cause Remedy
– Electrode voltage outside cali-
brated range
– Recalibrate
Cause Remedy
– Operating condition undefined
or EMC load unallowed
– Processor reset:
Press the and
key simultaneously.
Cause Remedy
– Buffer batteries empty – Exchange buffer batteries
(see page 163)