Siemens SITRANS LG250 Operating Instructions Manual page 60

Code Cause
Text message
F105 – The instrument is still in the start
phase, the measured value could
Measured value
not yet be determined
is determined
F113 – EMC interference
– Transmission error with the exter-
Communication
nal communication with 4-wire
error
power supply unit
F125 – Temperature of the electronics in
the non-specified range
Impermissible
electronics tem-
perature
F260 – Error in the calibration carried out
in the factory
Error in the cali-
– Error in the EEPROM
bration
F261 – Error during setup
– Error when carrying out a reset
Error in the in-
strument settings – False signal suppression faulty
F264 – Error during setup
Installation/Set-
up error
F265 – Sensor no longer carries out a
measurement
Measurement
function dis-
turbed
F266 – Operating voltage below specified
range
Impermissible
operating voltage
F267 – Sensor cannot start
No executable
sensor software
Function check
Code Cause
Text message
C700 – A simulation is active
Simulation active
C701 – Parameter verification was inter-
rupted
Parameter verifi-
cation
60
Rectification
– Wait for the end of the switch-on
– Duration depending on the ver-
– Remove EMC influences
– Exchange 4-wire power supply
– Check ambient temperature
– Isolate electronics
– Use instrument with higher tem-
– Exchanging the electronics
– Send instrument for repair
– Carry out a reset
– Repeat setup
– Check or correct installation and/
– Check probe length
– Carry out a reset
– Disconnect operating voltage
– Check electrical connection
– If necessary, increase operating
– Exchanging the electronics
– Send instrument for repair
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.
Rectification
– Finish simulation
– Wait for the automatic end after
– Finish parameter verification
SITRANS LG250 - Operating Instructions
phase
sion and parameter adjustment
max. 5 min.
unit or electronics
perature range
or parameter adjustment
briefly
voltage
60 mins.
DevSpec State
in CMD 48
Bit 6 of
Byte 0 ... 5
Bit 12 of
Byte 0 ... 5
Bit 7 of
Byte 0 ... 5
Bit 8 of
Byte 0 ... 5
Bit 9 of
Byte 0 ... 5
Bit 10 of
Byte 0 ... 5
Bit 11 of
Byte 0 ... 5
Bit 14 of
Byte 0 ... 5
No communica-
tion possible
DevSpec State
in CMD 48
"Simulation
Active" in "Stand-
ardized Status 0"
Bit 12 of
Byte 14 ...24
PBD-51041387