Beckhoff BC9100

Table of contents
BC9000 and BC91004 Version: 4.0.0
6.4 Mapping the Bus Terminals.............................................................................................................38
6.5 Local process image........................................................................................................................38
6.6 Allocated flag area %MB.. ...............................................................................................................39
6.6.1 Remanent and persistent data......................................................................................... 39
6.6.2 Diagnostics ...................................................................................................................... 40
6.6.3 Cycle Time Measuring ..................................................................................................... 40
6.7 Fieldbus process image...................................................................................................................40
6.7.1 Fieldbus process image................................................................................................... 40
6.7.2 ModbusTCP Process Image............................................................................................ 40
6.7.3 ADS Process Image ........................................................................................................ 41
6.8 Program transfer..............................................................................................................................41
6.8.1 Program transfer via the serial interface.......................................................................... 41
6.8.2 Program Transfer via Ethernet ........................................................................................ 42
6.9 Libraries...........................................................................................................................................45
6.9.1 Libraries ........................................................................................................................... 45
6.9.2 TcUtilitiesBC9000 ............................................................................................................ 46
6.9.3 TcIpUtilitiesBC ................................................................................................................. 49
7 Fieldbus system ......................................................................................................................................51
7.1 Ethernet ...........................................................................................................................................51
7.2 Topology..........................................................................................................................................53
7.3 Reaction times.................................................................................................................................53
7.4 ADS-Communication .......................................................................................................................54
7.4.1 ADS-Communication ....................................................................................................... 54
7.4.2 ADS protocol.................................................................................................................... 55
7.4.3 ADS services ................................................................................................................... 56
7.5 ModbusTCP.....................................................................................................................................64
7.5.1 ModbusTCP Protocol....................................................................................................... 64
7.5.2 Modbus TCP interface ..................................................................................................... 65
7.5.3 ModbusTCP slave error answer (BK9000, BX/BC9xx0, IP/ILxxxx-B/C900, EK9000) ..... 67
7.5.4 ModbusTCP functions ..................................................................................................... 67
7.5.5 Examples for ModbusTCP............................................................................................... 74
7.6 Description of parameters ...............................................................................................................75
7.6.1 Properties of the Bus Terminal Controller........................................................................ 75
8 Error handling and diagnosis.................................................................................................................78
8.1 Diagnostic LEDs ..............................................................................................................................78
8.2 General errors .................................................................................................................................81
8.3 ADS diagnostics ..............................................................................................................................81
8.4 ModbusTCP diagnostic ...................................................................................................................83
9 Appendix ..................................................................................................................................................84
9.1 General operating conditions...........................................................................................................84
9.2 Approvals.........................................................................................................................................85
9.3 Test standards for device testing.....................................................................................................86
9.4 Bibliography.....................................................................................................................................86
9.5 List of Abbreviations ........................................................................................................................86
9.6 Support and Service ........................................................................................................................88