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
Index
SITRANS LR250 (HART)
Operating Instructions, 01/2014, A5E32220602-AB
263
contact information, 243
temperature de-Rating
curves, 229
test
loop test, 82
threaded connection markings, 205
threaded horn antenna
dimensions, 193
threaded PVDF antenna
dimensions, 205
trend
view trend line, 85
troubleshooting
communication, 171
operation, 178
TVT (time varying threshold)
explanation, 217
TVT Shaper
manual adjustment via PDM, 75
via PDM, 72
U
unlock value
local access, 163
V
vessel shape
selection, 126
W
Wear
powered hours, 83
poweron resets, 83
view via PDM, 83
wiring
cables, 26
connecting HART, 27
hazardous areas, 28
write protect
local access, 164