Siemens SITRANS LG270 Operating Instructions Manual page 64

Failure (failure)
64
still valid. Plan in maintenance for the instrument because a failure is
expected in the near future (e.g. due to buildup).
This status message is inactive by default. It can be activated by the
user via PACTware/DTM or EDD.
The following table shows the codes and text messages of the status
message "Failure" and provides information on causes as well as
corrective measures.
Code Cause
Text mes-
sage
F013 – Sensor does not
detect an echo during
no meas-
operation
ured value
– Antenna system con-
available
taminated or defective
F017 – Adjustment not within
specification
Adjustment
span too
small
F025 – Index markers are not
continuously rising, for
Error in the
example illogical value
lineariza-
pairs
tion table
F036 – Failed or interrupted
software update
No op-
erable
software
F040 – Hardware defect
Error in the
electronics
F080 – General software error – Disconnect operating
F105 – The instrument is still
in the start phase, the
Determine
measured value could
measured
not yet be determined
value
F113 – Error in the internal
instrument communi-
Communi-
cation
cation error
SITRANS LG270 - Operating Instructions
Rectification
– Check or correct
installation and/or
parameter adjustment
– Clean or exchange
process component or
antenna
– Change adjustment
according to the limit
values (difference
between min. and
max. ≥ 10 mm)
– Check linearization
table
– Delete table/Create
new
– Repeat software
update
– Check electronics
version
– Exchanging the elec-
tronics
– Send instrument for
repair
– Exchanging the elec-
tronics
– Send instrument for
repair
voltage briefly
– Wait for the end of the
switch-on phase
– Duration depending
on the version and
parameter adjustment
up to approximately
3 min.
– Disconnect operating
voltage briefly
– Send instrument for
repair
PBD-51041066
PA DevS-
pec
Diagnosis
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7