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
SITRANS LR250 (PROFIBUS PA)
Operating Instructions, 01/2014, A5E32221386-AB
229
Appendix C: Communications via PROFIBUS
C
SITRANS LR250 (PROFIBUS PA) is a Profile Version 3.01, Class B, PA device. It supports
Class 1 Master for cyclic and acyclic data exchange, and Class 2 for acyclic services. The full
range of SITRANS LR250 functions is available only over a PROFIBUS PA network.
PROFIBUS PA is an open industrial protocol. Full details about PROFIBUS PA can be obtained
from PROFIBUS International at:
PROFIBUS PA (http://www.profibus.com/
)
C.1
Device configuration
To use PROFIBUS PA, you will need a PC configuration tool: we recommend SIMATIC PDM.
Please consult the operating instructions or online help for details on using SIMATIC PDM. You
can find more information at:
SIMATIC PDM (www.siemens.com/simatic-pdm
)
C.1.1
SIMATIC PDM
SIMATIC PDM is a software package used to commission and maintain SITRANS LR250 and
other process devices. For more detail see Functions in SIMATIC PDM (Page 59).
C.1.1.1
Electronic Device Description
In order to use
Process Device Manager (PDM)
with PROFIBUS PA, you will need the
Electronic Device Description for SITRANS LR250. For details see
Electronic Device Description
(EDD) (Page 61).