
Goodrive3000 series medium voltage VFD Contents
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7.1 Daily maintenance..............................................................................................................................................190
7.2 Periodic maintenance.........................................................................................................................................190
7.3 Replacement of wearing parts ...........................................................................................................................191
8 Moudbus protocol......................................................................................................................................................192
8.1 Overview............................................................................................................................................................192
8.2 MODBUS protocol instruction ............................................................................................................................192
8.3 Application of Modbus........................................................................................................................................192
8.3.1 RS485......................................................................................................................................................192
8.3.2 RTU mode................................................................................................................................................194
8.4 RTU command codes and communication data.................................................................................................197
8.4.1 Command code 03H, reading N words (continuously up to 16 words) ....................................................197
8.4.2 Command code 06H, writing a word........................................................................................................198
8.4.3 Command code 08H, diagnosis...............................................................................................................198
8.4.4 Data address definition ............................................................................................................................199
8.4.5 Fieldbus scale..........................................................................................................................................203
8.4.6 Error message response..........................................................................................................................204
8.4.7 Reading and writing examples.................................................................................................................205
8.5 Common communication faults..........................................................................................................................208
8.6 Related function codes.......................................................................................................................................208
8.6.1 Related function codes for Goodrive3000 rectifier ...................................................................................208
8.6.2 Related function codes for Goodrive3000 inverter...................................................................................209
9 PROFIBUS communication .......................................................................................................................................210
9.1 PROFIBUS introduction.....................................................................................................................................210
9.2 PROFIBUS-DP communication card..................................................................................................................210
9.2.1 Naming rule..............................................................................................................................................210
9.2.2 EC-TX103 communication card............................................................................................................... 211
9.2.3 Deliverables for EC-TX103 communication card .....................................................................................212
9.3 Card installation .................................................................................................................................................212
9.3.1 Mechanical installation.............................................................................................................................212
9.3.2 Electrical installation ................................................................................................................................213
9.3.3 System configuration ...............................................................................................................................215
9.4 PROFIBUS-DP Networking................................................................................................................................217
9.4.1 Service access point................................................................................................................................217
9.4.2 PROFIBUS -DP information frame data structure....................................................................................217
9.4.3 Process data (PZD) zone.........................................................................................................................220
9.5 Fault Information................................................................................................................................................224
9.6 Related function codes.......................................................................................................................................225
10 Ethernet communication.........................................................................................................................................228
10.1 Operation procedure........................................................................................................................................228
10.2 Related function codes.....................................................................................................................................228
11 Optional peripheral accessories.............................................................................................................................230
11.1 Expansion card ................................................................................................................................................230
11.1.1 Comprehensive expansion card.............................................................................................................230
11.1.2 Incremental encoder card.......................................................................................................................232
11.1.3 Resolver encoder PG card.....................................................................................................................235
11.1.4 Communication expansion card.............................................................................................................236
11.2 Reactor ............................................................................................................................................................236
11.3 Filters...............................................................................................................................................................237
Appendix A Debugging of master/slave control ........................................................................................................239
A.1 Wiring of master/slave control............................................................................................................................239