Allen-Bradley ControlNet Compact GuardLogix 1769, User Manual, Page: 43 / 100

Configure a ControlNet Module Chapter 3
EXAMPLE In the following scenario, Disable Keying allows I/O
communication
:
The module configuration is for a 1756-IA16 digital input module. The
physical module is a 1756-IB16 digital input module. In this case,
communication is allowed because the two digital modules share
common data formats.
Module Configuration
Vendor = Allen-Bradley
Product Type = Digital Input
Module
Catalog Number = 1756-IA16
Major Revision = 2
Minor Revision = 1
Communication is allowed.
Physical Module
Vendor = Allen-Bradley
Product Type = Digital Input
Module
Catalog Number = 1756-IB16
Major Revision = 3
Minor Revision = 2
IMPORTANT
Changing electronic keying selections online may cause the I/O
communication connection to the module to be disrupted and may
result in a loss of data.
Rockwell Automation Publication CNET- UM001E-EN-P - June 2016 43