ABB S900 Manual page 6

I/O System S900
Communication Interface for PROFIBUS DP, CI920
Configuration ...................................................................................................22
Behavior...........................................................................................................23
Parameterization .............................................................................................25
Cyclic data exchange ......................................................................................27
Non-cyclic services DPV1 ...............................................................................28
Redundancy.....................................................................................................30
Diagnostics / behaviour in case of failure........................................................34
PROFIBUS - diagnostics .................................................................................35
5.
Commissioning with a master system that does not support GSD file import 44
Commissioning the S900 with Composer/Melody...........................................46
Commissioning the S900 with AC800M ..........................................................46
6
Variants................................................................................................23
Re-configuration in online mode ..........................................................24
Behavior...............................................................................................26
Re-parameterization in online-mode ...................................................26
I/O data transmission...........................................................................27
Functional principle..............................................................................28
C1 access ............................................................................................29
C2 access ............................................................................................29
Multiple access ....................................................................................30
S900 and DTM.....................................................................................30
Diagnostics ..........................................................................................30
PROFIBUS line redundancy ................................................................30
Redundancy Mode "Off" (0).................................................................32
Redundancy Mode "1" .........................................................................33
Prerequisites ........................................................................................33
Switching criteria..................................................................................34
Indicator LEDs .....................................................................................35
Functional principle..............................................................................35
Structure ..............................................................................................36
Header .................................................................................................36
Status diagnostics................................................................................39
Identifier-specific diagnostics...............................................................40
Channel-specific diagnostics ...............................................................40
Commissioning.................................................................................43
S900 project planning using the GSD file............................................43
Key features of parameterization mode 1............................................44
How to configure an S900 station in mode 1.......................................44
How to parameterize a S900 station in mode 1...................................45
Diagnostics ..........................................................................................46
Status supervision ...............................................................................47
3BDD010422R0101