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: Communications via Foundation Fieldbus
- C Appendix C: Certificates and support
- 13 List of abbreviations
- 14 LCD menu structure
- Glossary
- Index
Diagnosing and troubleshooting
10.1 Device status icons
SITRANS LR250 (FOUNDATION FIELDBUS)
Operating Instructions, 01/2014, A5E32221411-AB
189
10.1
Device status icons
Icon
Priority
Level
Meaning
1
• Maintenance alarm
• Measurement values are not valid
2
• Maintenance warning: maintenance demanded immediately
• Measured signal still valid
3
• Maintenance required
• Measured signal still valid
1
• Process value has reached an alarm limit
2
• Process value has reached a warning limit
3
• Process value has reached a tolerance limit
1
• Configuration error
• Device will not work because one or more parameters/components is incorrectly configured
2
• Configuration warning
• Device can work but one or more parameters/components is incorrectly configured
3
• Configuration changed
• Device parameterization not consistent with parameterization in project. Look for info text.
1
• Manual operation (local override)
• Communication is good; device is in manual mode.
2
• Simulation or substitute value
• Communication is good; device is in simulation mode or works with substitute values.
3
• Out of operation
• Communication is good; device is out of action.
• No data exchange
• Write access enabled
• Write access disabled