Rockwell Automation Allen-Bradley ControlLogix 1756-L Series, User Manual

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Publication 1756-UM001A-EN-P - September 2000
Communicate with 1756 I/O 4-3
H. Initially, do you want to the module to communicate with the
controller?
I. If communication with the module fails, how do you want the
controller to respond?
J. Click Finish .
42398
H.
I.
If: Then:
Yes Leave the check box cleared (unchecked).
No Select the check box.
EXAMPLE
Inhibit a module
Use the Inhibit Module check box to make it
easier to test a system:
•
Initially, inhibit the module.
•
When you are ready to test the devices that
are associated with the module, clear the
check box.
ATTENTION
!
If communication with a module fails, the
controller operates on old data from the
module. To avoid potential injury or damage,
either monitor communications with modules
or configure modules to produce a major fault
if communications fail.
If you want the
controller to: Then: Notes:
fault (major fault) Select the check box.
continue operating Leave the check box
cleared (unchecked). Monitor the connection
using ladder logic.