ABB AC 800M

Table of Contents
3BDS009029R5001 B 7
3BDS009029R5001 B 7
Bus spur lines .......................................................................................................83
Fieldbus Topologies with fibre optics..............................................................................84
Bus length and speed............................................................................................84
Optical link modules and AC 800M in a star topology........................................85
Optical link modules and AC 800M in a ring topology .......................................87
Redundancy concepts ......................................................................................................89
RLM 01 - Redundancy Link Module...................................................................92
Section 4 - Commissioning of PROFIBUS equipment
Installation of data cables ................................................................................................93
Installation hints for electrical data cables ...........................................................93
Installation hints for optical fibre cables ..............................................................95
Special conditions regarding the installation of PROFIBUS DP ....................................96
Installation hints for CI854(A).............................................................................98
Installing a Redundancy Link Module RLM 01 ..................................................99
Installing the PROFIBUS DP/PA Linking Device LD 800P .............................100
Active network terminator and repeater.............................................................102
Grounding, Shields, Polarity ..............................................................................104
Testing the PROFIBUS bus cable and bus connectors.......................................105
Tips on the most frequently asked installation issues ........................................110
Index
Revision History
Introduction ...................................................................................................................115
Revision History............................................................................................................115
Updates in Revision Index B .........................................................................................115