Siemens SITRANS LG250 Operating Instructions Manual page 55

Function check
Out of specification
PBD-51041056
Code Cause
Text mes-
sage
F125 – Temperature of the
electronics in the non-
Imper-
specified section
missible
electronics
tempera-
ture
F260 – Error in the calibra-
tion carried out in the
Error in the
factory
calibration
– Error in the EEPROM
F261 – Error during setup
– False signal suppres-
Error in the
sion faulty
configura-
– Error when carrying
tion
out a reset
F264 – Adjustment not within
the vessel height/
Installa-
measuring range
tion/Setup
– Max. measuring range
error
of the instrument not
sufficient
F265 – Sensor no longer
carries out a measure-
Meas-
ment
urement
– Operating voltage
function
too low
disturbed
F267 – Sensor cannot start
No execut-
able sensor
software
The following table shows the error codes and text messages in the
status message "Function check" and provides information on causes
as well as corrective measures.
Code Cause
Text mes-
sage
C700 – A simulation is active
Simulation ac-
tive
The following table shows the error codes and text messages in the
status message "Out of specification" and provides information on
causes as well as corrective measures.
SITRANS LG250 - Operating Instructions
Rectification
– Check ambient tem-
perature
– Isolate electronics
– Use instrument with
higher temperature
range
– Exchanging the elec-
tronics
– Send instrument for
repair
– Repeat setup
– Repeat reset
– Check or correct
installation and/or
parameter adjustment
– Use an instrument
with bigger measuring
range
– Check operating
voltage
– Carry out a reset
– Disconnect operating
voltage briefly
– Exchanging the elec-
tronics
– Send instrument for
repair
Rectification
– Finish simulation
– Wait for the automatic end
after 60 mins.
PA DevS-
pec
Diagnosis
Bit 8
Bit 9
Bit 10
Bit 11
Bit 12
-
55