More Information; Install The Adapters - Rockwell Automation Allen-Bradley 1715-AENTR User Manual

Redundant i/o system
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Install the Adapters

Keying Option
Description
Lets the installed device accept the key of the device that is defined in the project when
the installed device can emulate the defined device. With Compatible Module, you can
typically replace a device with another device that has the following characteristics:
• Same catalog number
Compatible
Module
• Same or higher Major Revision
• Minor Revision as follows:
– If the Major Revision is the same, the Minor Revision must be the same or higher.
– If the Major Revision is higher, the Minor Revision can be any number.
Indicates that the keying attributes are not considered when attempting to communicate
with a device. With Disable Keying, communication can occur with a device other than
the type specified in the project.
ATTENTION: Be extremely cautious when using Disable Keying; if used incorrectly, this
Disable Keying
option can lead to personal injury or death, property damage, or economic loss.
We strongly recommend that you do not use Disable Keying.
If you use Disable Keying, you must take full responsibility for understanding whether the
device being used can fulfill the functional requirements of the application.
Indicates that all keying attributes must match to establish communication. If any
Exact Match
attribute does not match precisely, communication with the device does not occur.
Carefully consider the implications of each keying option when selecting one.
Changing Electronic Keying parameters online interrupts
IMPORTANT
connections to the device and any devices that are connected
through the device. Connections from other controllers can also
be broken.
If an I/O connection to a device is interrupted, the result can be a
loss of data.

More Information

For more detailed information on Electronic Keying, see Electronic Keying in
Logix 5000™ Control Systems Application Technique, publication
LOGIX-AT001.
Install two 1715-AENTR adapters.
ADAPTER
1715-AENTR
Module Status
Redundancy Status
Network Status
Rack Status
Ethernet 1
Ethernet 2
Reset
Rockwell Automation Publication 1715-UM001J-EN-P - December 2020
Chapter 2
32096 M
Installation Instructions
101

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