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

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