PROFIBUS-DP Slave Protocol Manual Ramsey Micro-Tech™ 3000 ...

Profibus –DP Model 3102
Table of Contents
Table of Contents ......................................................................................................................i
List of Figures ..........................................................................................................................iii
List of Tables ...........................................................................................................................iv
Chapter 1 Introduction ..................................................................................................... 1-1
1.1 General................................................................................................................... 1-1
1.2 Profibus-DP............................................................................................................ 1-1
1.3 Data Transfer ......................................................................................................... 1-1
1.4 Protection Mechanisms.......................................................................................... 1-1
1.5 Thermo Electron Warranty..................................................................................... 1-1
Disclaimer.......................................................................................................................... 1-2
Chapter 2 Installation....................................................................................................... 2-1
2.1 General................................................................................................................... 2-1
2.2 Profibus-DP Interface Board.................................................................................. 2-1
2.2.1. Cable Type and Lenght...................................................................................... 2-1
2.3 Profibus-DP Connector.......................................................................................... 2-2
2.3.1. Bus Connector Wiring ........................................................................................ 2-3
2.3.2. Termination Power.......................................................................................... 2-3
2.4 Profibus-DP Board Installation............................................................................... 2-3
Chapter 3 Operation ........................................................................................................ 3-1
3.1 General................................................................................................................... 3-1
3.2 Micro-Tech 3000 Configuration ............................................................................. 3-1
3.2.1 Slave Address and Buffer Dimensions........................................................... 3-1
3.2.2 PROFIB Scroll ................................................................................................ 3-1
3.2.3 Baud Rate ....................................................................................................... 3-2
3.3 Data Transfer ......................................................................................................... 3-3
3.3.1 Write Operation............................................................................................... 3-3
3.3.2 Read Operation .............................................................................................. 3-5
3.4 Timings................................................................................................................... 3-6
3.5 Communication Error ............................................................................................. 3-6
3.5.1 Diagnostic Data .............................................................................................. 3-6
3.6 Description of the Variable..................................................................................... 3-8
3.6.1 Legend ............................................................................................................ 3-8
3.6.2 Calibration Commands ................................................................................. 3-12
3.6.3 Batch Commands ......................................................................................... 3-12
3.6.4 Reset Commands ......................................................................................... 3-12
3.7 Read Data Groups Composition.......................................................................... 3-19
3.7.1 Read Group 0 – Dynamic Variables and Status .......................................... 3-19
3.7.2 Read Group 1 – Sets the Thresholds........................................................... 3-20
3.7.3 Read Group 2 – Display ............................................................................... 3-20
3.7.4 Read Group 3 – Reading of the Component Total Register........................ 3-22
3.7.5 Read Group 4 – Reading of the Comp. Last Total Register........................ 3-23
REC XXXXX i