Allen-Bradley ControlLogix System 1756-L1 User Manual page 385

7.
8.
Allen-Bradley HMIs
7. Initially, do you want to the module to communicate with the
controller?
If:
Yes
No
Inhibit a module
EXAMPLE
Use the Inhibit Module check box to make it
easier to test a system:
8. If communication with the module fails, how do you want the
controller to respond?
If communication with a module fails, the
ATTENTION
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:
fault (major fault)
continue operating
9. Choose Next.
Then:
Leave the check box cleared (unchecked).
Select the check box.
• Initially, inhibit the module.
• When you are ready to test the devices that
are associated with the module, clear the
check box.
Then:
Select the check box.
Leave the check box
cleared (unchecked).
Publication 1756-UM001E-EN-P - August 2002
Program Motion Control 24-5
42398
Notes:
Monitor the connection
using ladder logic.