ProSoft Technology MVI69-MCM - Manual (Page 7)

MVI69-MCM ♦ CompactLogix or MicroLogix Platform Contents
Modbus Communication Module User Manual
ProSoft Technology, Inc. Page 7 of 167
March 22, 2011
5.5.7 Warm Boot Block (9998) ....................................................................................... 133
5.5.8 Cold Boot Block (9999) ......................................................................................... 133
5.6 Modbus Protocol Specification .............................................................................. 134
5.6.1 Commands Supported by the Module ................................................................... 134
5.6.2 Read Coil Status (Function Code 01) ................................................................... 134
5.6.3 Read Input Status (Function Code 02) .................................................................. 135
5.6.4 Read Holding Registers (Function Code 03) ........................................................ 136
5.6.5 Read Input Registers (Function Code 04) ............................................................. 137
5.6.6 Force Single Coil (Function Code 05) ................................................................... 138
5.6.7 Preset Single Register (Function Code 06) ........................................................... 139
5.6.8 Diagnostics (Function Code 08) ............................................................................ 140
5.6.9 Force Multiple Coils (Function Code 15) ............................................................... 142
5.6.10 Preset Multiple Registers (Function Code 16) ...................................................... 143
5.6.11 MODBUS Exception Responses ........................................................................... 144
5.7 Cable Connections ................................................................................................ 146
5.7.1 RS-232 Configuration/Debug Port ........................................................................ 146
5.7.2 RS-232 Application Port(s) ................................................................................... 146
5.7.3 RS-422 .................................................................................................................. 149
5.7.4 RS-485 Application Port(s) .................................................................................... 149
5.7.5 DB9 to RJ45 Adaptor (Cable 14) .......................................................................... 150
5.8 MCM Database Definition ..................................................................................... 151
5.9 Status Data Definition ............................................................................................ 152
6 Support, Service & Warranty 155
Contacting Technical Support ......................................................................................................... 155
6.1 Return Material Authorization (RMA) Policies and Conditions.............................. 157
6.1.1 Returning Any Product .......................................................................................... 157
6.1.2 Returning Units Under Warranty ........................................................................... 158
6.1.3 Returning Units Out of Warranty ........................................................................... 158
6.2 LIMITED WARRANTY ........................................................................................... 159
6.2.1 What Is Covered By This Warranty ....................................................................... 159
6.2.2 What Is Not Covered By This Warranty ................................................................ 160
6.2.3 Disclaimer Regarding High Risk Activities ............................................................ 160
6.2.4 Intellectual Property Indemnity .............................................................................. 161
6.2.5 Disclaimer of all Other Warranties ........................................................................ 161
6.2.6 Limitation of Remedies ** ...................................................................................... 162
6.2.7 Time Limit for Bringing Suit ................................................................................... 162
6.2.8 No Other Warranties ............................................................................................. 162
6.2.9 Allocation of Risks ................................................................................................. 162
6.2.10 Controlling Law and Severability ........................................................................... 163
Index 165