Allen-Bradley 5069-SERIAL, User Manual, Page: 37 / 110

Rockwell Automation Publication 5069-UM003A-EN-P - May 2018 37
Compact 5000 I/O Serial Module Features Chapter 3
Modbus Master Data
Exchange For the Modbus Master data exchange, the following definitions apply:
• Write - the Modbus Master writes data to the Modbus Slave.
• Read - the Modbus Master reads data from the Modbus Slave.
The Compact 5000 I/O Serial Module can get Modbus Data from
Produced/Consumed Data command, every RPI.
Modbus Master Write Command
ControlLogix 5580/CompactLogix 5380
5069-Serial Modbus Master
Config Tag
Command List
Output Tag Output
Data to Slave
Modbus Data
Input Tag Input Data
from Slave Modbus
Data
Produced
Data
Consumed Data
Modbus Data
CH0
Config Data
Consumed Data
Produced Data
CH1
Command List Interpreter
Modbus RTU/ASCII
Command with
Write Data
Modbus Slave
Response
Command List Table