Table of Contents
Configuration Control for ET 200S and PROFIBUS with Reserve Modules
V1.0, Entry ID: 29430270
5
Copyright Siemens AG 2011 All rights reserved
Table of Contents
Warranty and Liability ................................................................................................. 4
1 Problem .............................................................................................................. 7
1.1 Starting point ........................................................................................ 7
1.2 Problem................................................................................................ 7
1.3 Example ............................................................................................... 7
2 Solution............................................................................................................... 9
2.1 Principle................................................................................................ 9
2.2 Advantages ........................................................................................ 11
2.3 Functionality of the application........................................................... 12
2.3.1 Subject ............................................................................................... 12
2.3.2 Functional scope of the code ............................................................. 13
2.4 Hardware and software used ............................................................. 15
3 Basics ............................................................................................................... 16
3.1 Principle of operation.......................................................................... 16
3.1.1 What is configuration control?............................................................ 16
3.1.2 Overview of the methods.................................................................... 16
3.1.3 Examples with reserve modules ........................................................ 17
3.1.4 Examples without reserve modules ................................................... 18
3.1.5 Reserve module ................................................................................. 19
3.2 Requirements..................................................................................... 20
4 Basics: With Reserve Modules ...................................................................... 21
4.1 Basic procedure ................................................................................. 21
4.1.1 Configuration...................................................................................... 21
4.1.2 Programming (optional)...................................................................... 24
4.2 Control and feedback interface .......................................................... 25
4.2.1 Overview ............................................................................................ 25
4.2.2 Control data (optional)........................................................................ 25
4.2.3 Feedback data (optional) ................................................................... 27
4.3 Examples of the coding...................................................................... 29
5 Functional Mechanisms of the Application .................................................. 31
5.1 Overview of the functional scope ....................................................... 31
5.2 Code description ................................................................................ 31
5.2.1 Preliminary remark ............................................................................. 31
5.2.2 Concept .............................................................................................. 33
5.2.3 Structure of a step.............................................................................. 35
5.2.4 Step 0: Error handling ........................................................................ 36
5.2.5 Step 1: Read feedback data............................................................... 37
5.2.6 Step 2: Check..................................................................................... 38
5.2.7 Step 3: Program ................................................................................. 39
5.2.8 FC check_v0x..................................................................................... 40
5.2.9 FB program_v0x................................................................................. 42
5.2.10 Overview of the blocks ....................................................................... 44
5.2.11 Program structure............................................................................... 45
5.3 Code customization............................................................................ 47
5.4 Implemented variants......................................................................... 48
5.4.1 Overview ............................................................................................ 48
5.4.2 Variant 1 ............................................................................................. 49
5.4.3 Variant 2 ............................................................................................. 50
5.4.4 Variant 3 ............................................................................................. 51
