User's Manual
Table Of Contents
- SITRANS LR250 (PROFIBUS PA)
- Legal information
- Table of contents
- 1 Introduction
- 2 Safety notes
- 3 Description
- 4 Installing/mounting
- 5 Connecting
- 6 Commissioning
- 7 Remote operation
- 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

Commissioning
6.1 Operating via the handheld programmer
SITRANS LR250 (PROFIBUS PA)
38 Operating Instructions, 01/2014, A5E32221386-AB
6.1.2.2
Handheld programmer (Part No. 7ML1930-1BK)
The programmer is ordered separately.
Key
Function
Result
Updates internal enclosure temperature
reading.
New value is displayed in LCD secondary
region.
Updates echo confidence value.
Updates distance measurement
Mode
opens PROGRAM mode Opens the menu level last displayed in this
power cycle, unless power has been cycled
since exiting PROGRAM mode or more than
2 minutes have elapsed since PROGRAM
mode was used. Then top level menu will be
displayed.
RIGHT arrow
opens PROGRAM mode Opens the top level menu.
UP
or
DOWN
arrow toggles between
AIFB 1 and AIFB 2.
Identifies which AIFB is the source of the
displayed value.