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PROFIBUS Optical Bus Terminal (OBT)
Operating Instructions, 04/2016, C79000-G8976-C122-07
3
Table of contents
1
Introduction ............................................................................................................................................. 5
2
Components of the product ..................................................................................................................... 7
3
Functional description ............................................................................................................................. 9
3.1
Interfaces .................................................................................................................................. 9
3.2
Opto-electrical signal conversion and signal regeneration ....................................................... 9
3.3
Supported FO fiber types ........................................................................................................ 10
3.4
Displays .................................................................................................................................. 10
3.5
Operator controls .................................................................................................................... 12
4
Network topology .................................................................................................................................. 13
4.1
Optical bus .............................................................................................................................. 13
4.2
Integration of long FO cable runs ........................................................................................... 14
4.3
Integrating RS-485 segments ................................................................................................. 15
5
Commissioning ..................................................................................................................................... 17
5.1
Procedure for commissioning ................................................................................................. 20
5.2
Installation ............................................................................................................................... 20
6
Help with problems during operation ..................................................................................................... 27
6.1
Help with problems during operation ...................................................................................... 27
7
Technical data ...................................................................................................................................... 29
8
Approvals and certificates ..................................................................................................................... 33
8.1
Notes on the CE mark............................................................................................................. 33