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Omron CS1W-PRM21 - Section 1 Features and Specifications; Features and Specifications

Omron CS1W-PRM21
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1
SECTION 1
Features and Specifications
This section provides an introductory overview of PROFIBUS, its functions and how to setup and configure a network. It
also addresses the PROFIBUS-DP Master Units and the Configurator, their features and specifications.
1-1 Overview of PROFIBUS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1-1-1 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1-1-2 PROFIBUS Communication Protocol . . . . . . . . . . . . . . . . . . . . . . . 2
1-1-3 Device Types. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1-1-4 Bus Access Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1-1-5 Diagnostic functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
1-1-6 Protection Mechanisms. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
1-1-7 Network States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
1-2 Setting up a PROFIBUS-DP Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1-2-1 Configuring the PROFIBUS-DP Master . . . . . . . . . . . . . . . . . . . . . 7
1-2-2 FDT/DTM Technology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1-2-3 GSD file Technology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
1-3 PROFIBUS-DP Master Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1-3-1 PROFIBUS-DP Master Unit Features . . . . . . . . . . . . . . . . . . . . . . . 9
1-3-2 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1-3-3 Comparison with Previous Model . . . . . . . . . . . . . . . . . . . . . . . . . . 14
1-4 CX-Profibus Configurator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
1-4-1 CX-Profibus Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
1-4-2 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
1-5 Basic Operating Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1-5-1 Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1-5-2 Preparations for Communications . . . . . . . . . . . . . . . . . . . . . . . . . . 21
1-5-3 Procedures Prior to Starting Communications . . . . . . . . . . . . . . . . . 21

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