Comtrol Modbus TCP User Guide - Manual (Page 87)

DeviceMaster UP Modbus/TCP User Guide: 2000447 Rev. I Appendix A. Programming the PLC via Concept- 87
Message Screens
4. Set the Network Configuration. The following is recommended for this screen:
• Select the Specify IP Address option.
• Set the Internet Address.
• Set the Subnet Mask.
• Set the Gateway.
• Optionally set a diagnostic block.
• In this screen, the I/O Scanner can be configured to directly access the serial port communications on the
DeviceMaster UP. For more information, see
2.3. I/O Scanner (Raw Data) on Page 27.
A.2.2. Message Screens
The following message screens are discussed in the upcoming subsections.
• Read Serial Data via Read Holding Registers Message on Page 88
• Transmit Serial Data via Write Multiple Registers Message on Page 89
• Set Receive Sequence Number via Write Multiple Registers Message on Page 90
• Set Transmit Sequence Number via Write Multiple Registers Message on Page 91
• Read Serial Port Statistics via Read Holding Registers Message on Page 92
• Modbus/TCP Slot/Index and DeviceMaster UP IP Address Definition on Page 93