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

Introduction
1.2 Firmware revision history
SITRANS LR250 (PROFIBUS PA)
10 Operating Instructions, 01/2014, A5E32221386-AB
1.2
Firmware revision history
This history establishes the correlation between the current documentation and the valid
firmware of the device.
The documentation of this edition is applicable for the following firmware:
Firmware
rev.
EDD rev.
Date
Changes
1.00.04 1.00.05 12 Jun 2007
• Initial release.
1.01.00 1.01.00 23 Aug 2007
• EDD
a)
/SIMATIC PDM: improved rendering of
the echo profile and TVT.
1.01.01 1.01.01 26 Sep 2007
• PNO certification release.
1.01.02 1.01.02 10 Jun 2008
• Maintenance release for firmware and
EDD
a)
1.01.02 1.01.03 17 Jun 2008
• The internal EDD revision has been
incremented.
1.02.00 1.02.00 27 May 2009
• Harmonization of menu structures and
parameter names across products.
• Display indicates progress towards first
measurement.
1.02.01 1.02.00 7 June 2010
• Display contrast improvement.
• Antenna type parameter cannot be
modified.
1.02.02 1.02.00 24 May 2011
• Threaded PVDF antenna supported.
1.02.03 1.02.01 31 Oct 2012
• Antenna parameter removed.
• Quickstart on local display enhancements.
a)
Electronic Device Description