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Contents
870 USE 101 00 V.3 ix
Modbus Port 2 .............................................................................................. 110
Four-Wire Cabling Schemes for Modbus RS485 Networks ......................... 113
Two-Wire Cabling Schemes for Modbus RS485 Networks .......................... 116
Cable for Modbus RS485 Networks ............................................................ 119
Connectors for Modbus RS485 Networks .................................................... 122
Terminating Devices for Modbus RS485 Networks ...................................... 124
Pinouts for Modbus RS485 Networks ........................................................... 125
Chapter 5 Using the Ethernet Port ..................................................... 131
Ethernet Port ................................................................................................ 132
Network Design Considerations ................................................................... 133
Security........................................................................................................... 135
Cabling Schemes ......................................................................................... 136
Pinouts .......................................................................................................... 137
Assigning Ethernet Address Parameters ...................................................... 138
Using BOOTP Lite to Assign Address Parameters ........................................ 141
Reading Ethernet Network Statistics.............................................................. 142
Description...................................................................................................... 143
Chapter 6 Using the I/OBus Port ........................................................ 147
I/O Bus Port .................................................................................................. 148
How I/OBus Works ....................................................................................... 149
Network Status Indication in the M1 Ethernet Module.................................... 150
Guidelines for I/OBus Networks ................................................................... 151
Cable Accessories ........................................................................................ 153
Pinouts .......................................................................................................... 155
Chapter 7 Using the Modbus Plus Ports ............................................ 157
Modbus Plus Features for Momentum ......................................................... 158
Two Types of Modbus Plus Networks .......................................................... 159
Standard Cabling Schemes .......................................................................... 161
Cluster Mode Cabling Schemes ................................................................... 163
Cable Accessories for Modbus Plus Networks ............................................. 167
Pinouts and Wiring Diagrams for Modbus Plus Networks ............................ 170
Modbus Plus Addresses ............................................................................... 174
Peer Cop ...................................................................................................... 176
Part III Modsoft.................................................................................. 179
Chapter 8 Configuring an M1 CPU with Modsoft .............................. 181
Section 8.1 Configuring the Processor Adapter .............................................................. 182
Overview ....................................................................................................... 182
Selecting an M1 Processor Adapter ............................................................. 183
Specifying an M1 Processor Type ................................................................ 186