Change Language Setting .............................................................................................................. 42
Connecting to the Unit .......................................................................................................................... 43
Broadcast Search ......................................................................................................................... 44
Specify IP Address ........................................................................................................................ 45
Modifying the Configuration .................................................................................................................. 47
Password Protection...................................................................................................................... 47
Basic Settings .............................................................................................................................. 48
Network Settings .......................................................................................................................... 49
Serial Settings ............................................................................................................................. 50
Protocol Settings .......................................................................................................................... 51
System Settings ........................................................................................................................... 59
Verifying the Location of the Unit ........................................................................................................... 67
Monitoring Modbus Activity ................................................................................................................... 67
ProCOM Mapping ................................................................................................................................. 71
Upgrading Firmware ............................................................................................................................. 74
Load Default ....................................................................................................................................... 76
Export/Import ..................................................................................................................................... 77
MXview .............................................................................................................................................. 79
MXconfig ............................................................................................................................................ 81
11. Case Studies ....................................................................................................................................... 82
Introduction ........................................................................................................................................ 82
Replace Serial Masters with Ethernet Master(s), Slave IDs are Configurable ................................................ 82
Replace Serial Masters with Ethernet Master(s), Slave IDs are Fixed .......................................................... 83
Keep Serial Master and Add Ethernet Master(s) ....................................................................................... 83
Serial Redirector .................................................................................................................................. 84
Integrate Modbus RTU, ASCII, and TCP at the Same Time ........................................................................ 84
A. Modbus Overview ............................................................................................................................... 85
Introduction ........................................................................................................................................ 85
Devices are Either Masters or Slaves ...................................................................................................... 85
Slaves are Identified by ID .................................................................................................................... 85
Communication is by Request and Response ........................................................................................... 85
Requests Need a Time Limit .................................................................................................................. 86
Modbus Ethernet vs. Modbus Serial ........................................................................................................ 87
Integrate Modbus Serial and Ethernet with Gateways ............................................................................... 87
B. SNMP Agents with MIB II and RS-232-Like Groups ............................................................................ 88
RFC1213 MIB-II Supported SNMP Variables ............................................................................................ 88
RFC1317 RS-232-Like Groups ............................................................................................................... 89