Introduction; Purpose Of The Operating Instructions; Document History - Siemens SITRANS F Operating Instructions Manual

Introduction

1.1

Purpose of the Operating Instructions

Purpose
The Operating Instructions provide all information necessary for the installation and use of
the Modbus RTU add-on module (FDK-085U0234), intended for use with the Siemens Flow
Instruments USM-II family of transmitters presently including SITRANS F M MAG 6000 and
SITRANS F C MASS 6000.
Basic knowledge required
The instructions are not intended to be a complete tutorial on the Modbus RTU protocol, and
it is assumed the end user already has a general working knowledge of Modbus RTU
communication, especially in respect of master station configuration and operation. However
an overview is included in the following section to explain some fundamental aspects of the
protocol.
See also
For more information about SITRANS F C and SITRANS F M transmitters and sensors,
please refer to the appropriate Operating Instructions available on the flowdocumentation
homepage (http://www.siemens.com/flowdocumentation) or on the SITRANS F literature CD-
ROM.
1.2

Document history

The contents of these instructions are regularly reviewed and corrections are included in
subsequent editions. We welcome all suggestions for improvement.
The following table shows the most important changes in the documentation compared to
each previous edition.
Edition
06/2010
Modbus RTU RS485
Operating Instructions, 06/2010, A5E00753974-04
Remarks
Revision 04: Contents restructured
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