4 DC1 variable frequency drive 12/13 MN04020003Z-EN www.eaton.com
8 Modbus RTU............................................................................... 135
8.1 General ........................................................................................ 135
8.1.1 Communications.......................................................................... 135
8.1.2 COM Port..................................................................................... 136
8.1.3 Enable .......................................................................................... 136
8.1.4 Modbus data format .................................................................... 136
8.2 Modbus parameters..................................................................... 137
8.3 Operating mode Modbus RTU..................................................... 139
8.3.1 Structure of the master request .................................................. 140
8.3.2 Structure of the slave response................................................... 141
8.3.3 Modbus: Register mapping.......................................................... 142
8.3.4 Explanation of function code........................................................ 147
9 CANopen..................................................................................... 149
9.1 Data Types................................................................................... 149
9.2 System overview ......................................................................... 150
9.2.1 COM Port..................................................................................... 151
9.2.2 Enable .......................................................................................... 152
9.2.3 Bus termination resistor............................................................... 152
9.2.4 Baud rate ..................................................................................... 152
9.2.5 Set CANopen user address.......................................................... 153
9.2.6 Parameters that need to be configured ....................................... 153
9.2.7 Transmission Type....................................................................... 155
9.3 Object list..................................................................................... 156
9.3.1 EDS file ........................................................................................ 156
9.3.2 Communication-specific objects .................................................. 157
9.3.3 Server SDO Parameter ................................................................ 158
9.3.4 Manufacturer-specific objects...................................................... 160
10 Error Messages .......................................................................... 163
10.1 Introduction.................................................................................. 163
10.2 Error Messages............................................................................ 163
10.2.1 Acknowledge error message (Reset)........................................... 163
10.2.2 Fault log ....................................................................................... 163
10.3 Error list........................................................................................ 165