GE Multilin MM300 - Default Chapter; Table of Contents

MM300 MOTOR MANAGEMENT SYSTEM – COMMUNICATIONS GUIDE i
Table of Contents
Communications interfaces .................................................................................................... 1
RS485 interface (Modbus RTU) ............................................................................................... 2
Modbus Protocol................................................................................................................................... 2
Electrical Interface .............................................................................................................................. 2
Data Frame Format and Data Rate............................................................................................ 2
Data Packet Format ........................................................................................................................... 2
Error Checking....................................................................................................................................... 3
CRC-16 Algorithm................................................................................................................................ 3
Timing........................................................................................................................................................ 4
MM300 supported functions .......................................................................................................... 4
Modbus Functions................................................................................................................................ 4
Function Code 03H ............................................................................................................................. 4
Function Code 04H ............................................................................................................................. 5
Function Code 05H ............................................................................................................................. 6
Function Code 06H ............................................................................................................................. 7
Function Code 07H ............................................................................................................................. 8
Function Code 08H ............................................................................................................................. 8
Function Code 10H ............................................................................................................................. 9
Error Responses..................................................................................................................................10
Modbus memory map..................................................................................................................... 11
Format codes ...................................................................................................................................... 41
Performing Commands Using Function Code 10H ........................................................... 67
Using the User Definable Memory Map ..................................................................................68
Ethernet interface.......................................................................................................................69
Fieldbus interface.......................................................................................................................70
Configurable Fieldbus input data............................................................................................... 70
Profibus DP ........................................................................................................................................... 71
Profibus power supply configuration .......................................................................................72
Profibus DP-parameterization.....................................................................................................73
Profibus DP-configuration.............................................................................................................73
Profibus Input Data...........................................................................................................................76
Profibus Output Data.......................................................................................................................78
Profibus DPV0-Diagnostics ...........................................................................................................78
Profibus DPV1...................................................................................................................................... 89
Profibus DPV1-Acyclic read/write data...................................................................................89
Profibus DPV1-Diagnostics ...........................................................................................................92
I&M (Identification & Maintenance) records.......................................................................103
DeviceNet protocol.........................................................................................................................105
DeviceNet power supply configuration................................................................................106
DeviceNet setup and configuration (typical)......................................................................107
DeviceNet setup and configuration (ADR)...........................................................................122
DeviceNet Communications......................................................................................................125
Poll data ..............................................................................................................................................125
Identity Object (Class Code 01H)..............................................................................................126
Message Router (Class Code 02H) ..........................................................................................127
DeviceNet Object (Class Code 03H)........................................................................................127
DeviceNet Connection Object (Class Code 05H) ..............................................................127
DeviceNet Motor Data - Explicit Object (Class Code A0H) ...........................................128
DeviceNet - Explicit Configuration Data Object (Class Code A1H, Services) .......130
DeviceNet - Explicit Motor Analog Data Object (Class Code A2H, Services) .......133
DeviceNet - Explicit Motor Analog Data Object, Class Code B0H, Services.........135
DeviceNet - Explicit Motor Object, Class Code B1H........................................................138
Change notes ............................................................................................................................141
Revision history.................................................................................................................................141