
Rockwell Automation Publication 1791ES-UM001G-EN-P - November 2016
113
Get Diagnostic Status from Modules by Using Explicit Messaging
Appendix A
• If any input or output status bits go to a value of 0 (0 = bad; 1 =
good), use the CombinedInputStatus and CombinedOutputStatus
bits to condition your MSG rungs as follows.
Only use of the CombinedInputStatus bit is shown. Create similar
rungs by using the CombinedOutputStatus bit instead of the
CombinedInputStatus bit.
• The second rung can be used to read the status on mode transition
and once a fault is detected, continue reading until the fault is
corrected.
• Place these rungs in the standard task.
…
show the MSG instruction parameters to read
Instance 860 from the 1732ES-IB12XOB4 module. See
this manual for a layout of possible instances.
Figure 45 - Instance 860 Configuration Tab
Содержание 1732ES-IB12XOB4
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