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A.2.2. message screens – Comtrol Modbus TCP User Guide User Manual

Page 87

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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