I/O Terminal /
CONTENTS
4
The Bus Coupler’s UserPrmData..........................................................28
Configuration: CfgData .........................................................................31
Configuration of the Coupler Modules ..................................................31
Configuration of Complex Modules....................................................... 32
Cyclic Data Exchange ...........................................................................33
Process Data and Image ......................................................................33
Standard-Bus Cycle ..............................................................................35
DPV1 – Acyclic Data Transfer ..............................................................39
DPV1 at the Coupler .............................................................................41
2-byte PLC Interface .............................................................................47
Deactivating the CfgData Check...........................................................48
Multi-Configuration Mode......................................................................49
Creating a DP Configuration for Various Implementation Levels ......... 49
Reserved Bus Terminals.......................................................................49
Assign Bus Terminals to Freely Choose Process Image Addresses ...49
Setting the Multi-configuration Mode ....................................................49
Rules for Multi-configuration Mode .......................................................49
Enabling/disabling Bus Terminals.........................................................50
Changing the Size of the Process Data ................................................53
Exceeding the Input Data Length (InputData) ......................................53
Exceeding the Output Data Length (OutputData).................................53
Exceeding the Configuration Data Length (CfgData) ...........................53
DIA-LED Blink Codes............................................................................56
Standard-Bus LEDs (Local Errors) .......................................................57
DP Diagnostic Data (DiagData) ............................................................58
Errors During DP Start-up.....................................................................62
Reaction to PROFIBUS Error ...............................................................64
Standard-Bus Diagnostic ......................................................................64
Standard-Bus Interruption.....................................................................64
Terminal Diagnostics.............................................................................65