Rockwell Automation 1756-DHRIO_DHRIOXT ControlLogix Data Highway Plus-Remote I/O Communication Interface Module - Manual (Page 149)

Rockwell Automation Publication 1756-UM514C-EN-P - June 2014 149
Block Transfers with the 1756-DHRIO or 1756-DHRIOXT Module Chapter 12
Configure Message Instruction
Use the Studio 5000 environment to configure the block transfer message
instructions. The following figure shows the message instruction tabs necessary
for this example.
Configuration Tab Communication Tab