7ML19985JF02 SITRANS LR250 (PROFIBUS PA) – INSTRUCTION MANUAL Page 133
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G: Communications PA
Appendix G: Communications via
PROFIBUS PA
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 www.profibus.com.
Device Configuration tool
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 www.fielddevices.com
: go to
Products and Solutions > Products and Systems > Communications and Software >
Process Device Manager.)
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
on page 34.
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)
on page 35.
Network Configuration
To configure a PROFIBUS PA Class 1 Master (for example, a PLC), you will need a GSD
file.
The GSD file
The GSD file SIEM8150.gsd is available from the SITRANS LR250 product page on our
web site. Go to www.siemens.com/LR250 and click Downloads.
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