User's Manual
Table Of Contents
- 8 Parameter reference
- 9 Service and maintenance
- 10 Diagnosing and troubleshooting
- 11 Technical data
- 12 Dimension drawings
- 12.1 Threaded horn antenna
- 12.2 Threaded horn antenna with extension
- 12.3 Flanged horn antenna
- 12.4 Flanged horn antenna with extension
- 12.5 Flanged encapsulated antenna (2"/DN50/50A sizes only)
- 12.6 Flanged encapsulated antenna (3"/DN80/80A sizes and larger)
- 12.7 Threaded PVDF antenna
- 12.8 Threaded connection markings
- 12.9 Raised-Face flange per EN 1092-1 for flanged horn antenna
- 12.10 Raised-Face flange per EN 1092-1 for flanged encapsulated antenna
- 12.11 Flat-Face flange
- 12.12 Process connection tag (pressure rated versions)
- A Appendix A: Technical reference
- B Appendix B: HART communications
- C Appendix C: Certificates and support
- 13 List of abbreviations
- 14 LCD menu structure
- Glossary
- Index
Diagnosing and troubleshooting
10.3 General fault codes
SITRANS LR250 (HART)
Operating Instructions, 01/2014, A5E32220602-AB
175
Code/
Icon
Meaning
Corrective Action
S: 9
Service interval as defined in Maintenance
Demanded Limit has expired.
Perform service.
S: 11
Internal temperature sensor failure. Repair required: contact your local Siemens
representative.
S: 12
Internal temperature of device has exceeded
specifications: it is operating outside its
temperature range.
• Relocate device and/or lower process temperature
enough to cool device.
• Inspect for heat-related damage and contact your
local Siemens representative if repair is required.
• Fault code will persist until a manual reset is
performed using SIMATIC PDM or the LCD interface.
S: 17
Calibration interval as defined in Maintenance
Required Limit has expired.
Perform calibration.
S: 18
Calibration interval as defined in Maintenance
Demanded Limit has expired.
Perform calibration.
S: 28
* Internal device failure caused by a RAM
memory error.
Repair required: contact your local Siemens
representative.
S: 29
* EEPROM damaged. Repair required: contact your local Siemens
representative
S: 31
* Flash error. Repair required: contact your local Siemens
representative
S: 33
* Factory calibration for the internal temperature
sensor has been lost.
Repair required: contact your local Siemens
representative
S: 34
* Factory calibration for the device has been lost. Repair required: contact your local Siemens
representative
S: 35
* Factory calibration for the device has been lost. Repair required: contact your local Siemens
representative