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
Dimension drawings
12.1 Threaded horn antenna
SITRANS LR250 (HART)
192 Operating Instructions, 01/2014, A5E32220602-AB
①
½" NPT cable entry, or M20 cable gland
⑦
enclosure/electronics
②
threaded cover
⑧
retaining collar
③
2" horn
⑨
process connection tag
④
3" horn
⑩
horn
⑤
4" horn
⑪
sensor reference point
⑥
horn O.D.
Dimensions in mm (inch)