Table of Contents
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PROFIBUS Power Hub Segment Coupler 3 (SK3)
1
Introduction................................................................................. 5
1.1
Contents................................................................................................ 5
1.2
Target Group, Personnel...................................................................... 5
1.3
Symbols Used ...................................................................................... 5
2
Product Specifications............................................................... 7
2.1
Overview and Application ................................................................... 7
2.2
Coupling................................................................................................ 8
2.3
Segment Supply................................................................................... 9
2.4
System Components ........................................................................... 9
2.5
Recommended System Combinations............................................. 11
2.6
Component Overview ........................................................................ 14
2.7
Technical Data .................................................................................... 15
2.8
Dimensions......................................................................................... 18
3
Installation and Commissioning ............................................. 19
3.1
Mounting and Dismounting............................................................... 19
3.2
Shielding/Grounding ......................................................................... 21
3.2.1
Connection to Equipotential Bonding System .................................. 21
3.3
Connections ....................................................................................... 23
4
Hazardous Area Installation and Use ..................................... 25
4.1
Installation in Zone 2, Category 3G .................................................. 25
5
PROFIBUS Commissioning ..................................................... 26
5.1
Device Address Assignment............................................................. 26
5.2
Cyclic Data Exchange ........................................................................ 26
5.2.1
Information on GSD File Conversion ................................................ 27
5.2.2
GSD Converter ................................................................................ 28
5.2.3
Information on Watchdog Time (TWD)............................................. 29
5.2.4
Retry Limits ...................................................................................... 31
5.2.5
3
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