KROHNE OPTIWAVE 7300 C Handbook page 64

Error Message
Peak And Spectrum
Status
Spectrum Quality bad
Empty spectrum invalid
No Plausible Peak
Software Error
Firmware data loading
Error
Type of Error Description
W The quality of the spectrum is
poor. Temporary display will not
affect the performance of the
device. If this message is
continuously displayed, the
measured values may be
inaccurate and/or the error
message "Measurement is old"
will then be displayed.
Possible problems can be foam,
vortices, turbulent product
surface and internal tank
elements.
W The Empty Spectrum stored in
the device is not valid. The
default or previously configured
data is not the the application in
question, for instance where tank
height has changed.
Empty spectrum is not used by
the device while this error
message is displayed.
W Signal peak is not found within
the measuring window that sorts
the signals returning to the
antenna. The device will
automatically increase this
window to find a valid signal. If
the signal is not found "Signal
down" is displayed.
F The download of DSP Firmware
to DSP board failed.
OPTIWAVE 7300 C
Handbook OPTIWAVE 7300 C
Corrective action
Check tank installation and
process. If necessary
contact the supplier.
A new Empty Spectrum
needs to be recorded for
the application. Please go
to Empty Spectrum Setup
Mode to perform this
operation.
Restart the device and if
the problem persists,
contact the supplier.
64