PRODUCT INSTRUCTION MANUAL
Page 27 of 29
Part 9 Troubleshooting (Error Messages)
9.1 Error Messages (Codes): The chart below outlines possible error messages displayed on the TX3000
screen. If you get another message or need help troubleshooting a problem with the TX3000, contact your
supplier or Sensorex (support@sensorex.com).
FIG 9-1
Message Reason
Serious error that does not
permit any further measurement
Please contact supplier or
Sensorex for assistance
1.
temperature is outside
of 5-50°C range
2.
1.
temperature to within 5
of 5-50°C range and try
to recalibrate
2.
replace the electrode if
not help.
The readout is unstable. Check for bubble in pH electrode
glass bulb. If no bubble, soak
elec
replace the electrode.
Slope value exceeds upper or
lower limit
Check electrode to see if dirty.
Clean if dirty. If clean check for
broken pH glass. If broken,
replace electrode and
recalibrate.
OFFSET(zero-point electric
po
60mv
Clean the electrode or replace
the electrode, and make another
to ground loop. See
www.sensorex.com
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