ABB S900 - Page 6

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