User's Manual

Page 112 SITRANS LR560 (PROFIBUS PA) – OPERATING INSTRUCTIONS 7ML19985LT01
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B: Troubleshooting
Operation Troubleshooting
Operating symptoms, probable causes, and resolutions (continued on next page).
S: 41 Transducer temperature too low. Relocate device and/or raise
process temperature enough to
warm device. Inspect for
temperature-related damage and
contact your local Siemens
representative if repair is required.
S:64
to
S:83
Device error.
NOTE: Fault text and icons appear
only on LCD.
Repair required. Contact your local
Siemens representative.
S:94
to
S:108
Device error.
NOTE: Fault text and icons appear
only on LCD.
Repair required. Contact your local
Siemens representative.
Operation Troubleshooting
Symptom Cause Action
Display shows
S: 0 LOE
level or target is out of
range
• check specifications
•check Low Calibration Pt. (2.3.5.1.)
• increase Confidence (2.4.7.1.)
Display shows
S: 0 LOE
material build-up on
antenna
• Use the air purge feature to clean the
antenna
• re-locate SITRANS LR560
Display shows
S: 0 LOE
location or aiming:
• poor installation
• flange not level
• Auto False Echo Suppres-
sion may be incorrectly
applied
• check to ensure nozzle is vertical
• ensure end of antenna protrudes
from end of nozzle.
• review
Auto False Echo Suppression
(2.4.8.1.) on page 118
• ensure Auto Suppression Range is
set correctly
General Fault Codes (cont’d)
Code /
Icon
Meaning Corrective Action