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: PROFIBUS PA profile structure
- C Appendix C: Communications via PROFIBUS
- D Appendix D: Certificates and Support
- 13 List of abbreviations
- 14 LCD menu structure
- Glossary
- Index
Parameter reference
SITRANS LR250 (PROFIBUS PA)
98 Operating Instructions, 01/2014, A5E32221386-AB
LOE Timer (2.3.6.)
Note
When a Loss of Echo occurs Value (2.6.9.2.)
determines the material level to be reported
when LOE
Timer expires. See Loss of Echo (LOE) (Page 210) for more detail.
Sets the time to elapse since the last valid reading, before the Fail-safe material level is
reported.
Values
Range: 0 to 720 seconds
Default: 100 s
Calibration (2.3.7)
Note
We recommend using the Quick Start wizard to configure the device.