Rockwell Automation 1757-ABRIO Process Remote I/O (RIO) Communication Interface Module - Manual (Page 55)

Publication 1757-UM007D-EN-P - December 2008 53
Configuring the ProcessLogix Controller to Access Data on the 1757-ABRIO Module Chapter 4
Configure the 1757-PLX52
Controller To access tag data on the 1757-ABRIO module from a ProcessLogix
controller, use the REQNUMARRAY, REQFLAGARRAY and
REQTEXTARRAY Exchange Blocks with CIPREAD and CIPWRITE
commands to read and write tags.
Use Control Builder software to complete the following steps.
1. Select the Exchange Block from the Library in Control Builder.
2. Add the desired Exchange Block to the CM (Control Module) by
dragging it into the CM window.
– REQFLAGARRAY for flag data
– REQNUMARRAY for numeric data
– REQTEXTARRAY for text data
3. Expand the Exchange Block by double-clicking on it.
4. Select the Main tab.
5. Give the block a name and set the execution order.
6. Select either CIPREAD or CIPWRITE for the message command.