KROHNE OPTIWAVE 7300C EN - Manual (Page 81)

OPERATION
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OPTIWAVE 7300 C
www.krohne.com 03/2014 - 4000172405 - HB OPTIWAVE 7300 R07 en
Peak and spectrum
Spectrum quality is bad W The quality of the spectrum is
poor. If this message is
temporarily shown, this will
not affect the performance of
the device. If this message is
continuously shown, the
measured values can be
incorrect. The error message
"Measurement is old" will
then be displayed. Possible
causes are foam, vortices,
turbulent product surface and
internal tank elements.
Check the device, tank and
the process. Reconfigure the
device and record a new
empty spectrum. Follow the
instructions on page 73. If
necessary, contact the
supplier.
Empty spectrum is invalid W The Empty Spectrum stored
in the device does not agree
with the installation. If you
change the device
configuration (tank height
etc.), this message will be
displayed. The recorded
empty spectrum will not be
used by the device while this
error message is displayed.
Check the device, tank and
the process. Reconfigure the
device and record a new
empty spectrum. Follow the
instructions on page 73. If
necessary, contact the
supplier.
Plausible peak is not
available
W The signal peak is not found
within the measuring window
that filters the signals
received by the antenna. The
measurement is not correct.
The device will automatically
increase this window to find
the correct signal.
Check the device, tank and
the process. Reconfigure the
device and record a new
empty spectrum. Follow the
instructions on page 73. If
necessary, contact the
supplier.
Software error
Unable to load DSP firmware E The DSP Firmware did not
download correctly to the
DSP board.
Restart the device. If the
problem continues, contact
the supplier or replace the
electronics block. For more
data, refer to Replacement of
the complete electronic
module on page 86.
Error Message Error
code
Description Corrective action