Rockwell Automation 1756-DHRIO_DHRIOXT ControlLogix Data Highway Plus-Remote I/O Communication Interface Module - Manual (Page 130)

130 Rockwell Automation Publication 1756-UM514C-EN-P - June 2014
Chapter 10 Using the Studio 5000 Environment in Remote I /O and Block Transfer Applications
Create a Block Transfer (Read or Write) Message Instruction
After you add all modules to the block transfer project, you must write message
instructions to transfer data between the controller and the remote I/O modules.
Follow these steps:
1. Access the project’s Main Routine of ladder logic.
2. Add a message instruction.
1. Right-click Main Routine.
2. Click Open.
Click MSG.