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8 Troubleshooting
Main unit 8.1
Problem Action
Unable to communicate
Check if the power supply voltage is 6 – 25 VDC.
Check the connectors’ connection.
Turn the instrument off and on again. Then try any command a few
times.
If RS-232C communication is used, check if the communication line
is active before turning on the power of the instrument.
The measured values are
unstable
If something is adhered on the sensor (e.g., bio-fouling), clean it by
running water or a soft cloth. See Chapter 6.
Make sure that strong noise source is not in contact with the main unit
or the lead wire.
Check if the measurement value is obtained after the preheat time
(5 seconds).
Check if there is any large scratch on the oxygen detection film.
Calibration software 8.2
Problem Action
Unable to install
The installer does not start after inserting the CD.
If the installer does not automatically start after inserting the CD,
manually execute the installer file (see 7.1).
Unable to execute the installer. The installer does not start.
Check if the OS is compatible with the software (see 9.3).
Check if the CD-ROM drive of your
computer is functioning
properly. If the problem is not with the drive but with the CD,
please contact JFE Advantech.
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