Siemens SITRANS L Operating Instructions Manual page 172

Diagnosing and troubleshooting
10.2 General fault codes
10.2 General fault codes
Note
• If more than one fault is present, the device status indicator and text for each fault
alternate at 2 second intervals.
Code/ Meaning
Icon
S: 0 The device was unable to get a measurement
within the Fail-safe LOE Timer period. Possible
causes: faulty installation, antenna material
buildup, foaming/other adverse process condi-
tions, invalid configuration range.
S: 2 Unable to collect profile because of a power con-
dition that is outside the operating range of the
device.
S: 3 Device is nearing its lifetime limit as defined in
Remaining Lifetime (4.2.3.) and has triggered a
Maintenance Required reminder (4.2.5.).
S: 4 Device is nearing its lifetime limit as defined in
Remaining Lifetime (4.2.3.) and has triggered a
Maintenance Demanded reminder (4.2.6.).
S: 6 Sensor is nearing its lifetime limit as defined in
Remaining Lifetime (4.3.3.) and has triggered a
Maintenance Required reminder (4.3.5.).
S: 7 Sensor is nearing its lifetime limit as defined in
Remaining Lifetime (4.3.3.) and has triggered a
Maintenance Demanded reminder (4.3.6.).
S: 8 Service interval (4.4.1.) has expired and has
triggered a Maintenance Required reminder
(4.4.5.).
S: 9 Service interval (4.4.1.) has expired and has
triggered a Maintenance Demanded reminder
(4.4.6.).
S: 10 Input parameters Low Calibration Point
(2.3.7.1.) and High Calibration Point (2.3.7.2.)
are the same.
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Corrective Action
• Ensure installation details are correct.
• Ensure no antenna material buildup. Clean if necessary.
• Adjust process conditions to minimize foam or other
adverse conditions.
• Correct configuration range.
• If fault persists, contact your local Siemens representa-
tive.
Repair required: contact your local Siemens representative.
Replacement is recommended
Replacement is recommended.
Replacement is recommended.
Replacement is recommended.
Perform service.
Perform service.
• Check calibration settings of device.
• Ensure settings for High Calibration Point and Low Cali-
bration Point are different.
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH