Rockwell Automation 1747-SCNR ControlNet Scanner Module Reference Manual User Manual
Page 6
Publication 1747-RM623D-EN-P - June 2006
Table of Contents 4
Work with the ControlNet Explicit
Message Instruction
Chapter 4
What This Chapter Contains . . . . . . . . . . . . . . . . . . . . . . . 4-1
Understand the ControlNet Explicit Message Instruction . . 4-1
Work with the Explicit Message Instruction (CEM) . . . . . . . 4-2
CEM Instruction Parameters . . . . . . . . . . . . . . . . . . . . . . 4-2
CEM Instruction Setup Screen Parameters . . . . . . . . . . . . 4-3
Troubleshoot
Chapter 5
What This Chapter Contains . . . . . . . . . . . . . . . . . . . . . . . 5-1
Troubleshoot with the Status Indicators and
Status Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Apply Chassis Power. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
Alphanumeric Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
OK Indicator and Display Mnemonics . . . . . . . . . . . . . . . . 5-3
Local Database Access Using
PLC-5 MSG Instructions
Appendix A
What This Appendix Contains . . . . . . . . . . . . . . . . . . . . . . A-1
What We Assume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
Read and Write Access To 1747-SCNR Local Database
Using PLC-5 MSG Instruction . . . . . . . . . . . . . . . . . . . . . . . A-1
Use CIP Messaging to Access
Local Database and ControlNet
Data Files Access
Appendix B
What This Appendix Contains . . . . . . . . . . . . . . . . . . . . . . B-1
What We Assume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Read and Write Access to 1747-SCNR Data Files Using
Assembly Object Services . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Assembly Object Instance Numbers Supported for Get
and Set Member on Data Attribute . . . . . . . . . . . . . . . . B-2
1747-SCNR Memory Layout . . . . . . . . . . . . . . . . . . . . . . . . B-3