Allen-Bradley Logix5000 Reference Manual page 438
1756 controllogix,
1768 compactlogix,
1769 compactlogix,
1789 softlogix,
1794 flexlogix,
powerflex 700s with drivelogix
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Also See for Logix5000:
- Programming manual (92 pages) ,
- User manual (84 pages) ,
- Application book (56 pages)
Table of Contents
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Chapter 10
Sequencer Instructions (SQI, SQO, SQL)
Condition:
Prescan
Rung-condition-in is false
Rung-condition-in is true.
.LEN ≤ 0 .POS < 0
or
.POS > .LEN
.ER bit is set.
Rung-condition-out is set to false.
Postscan
438
Relay Ladder Action
The rung-condition-out is set to false.
The rung-condition-out is set to false.
No
Yes
No
End
The rung-condition-out is set to false.
Rockwell Automation Publication 1756-RM003N-EN-P - October 2011
.ER bit is cleared.
Masked Source =
MaskedArray[.POS]
yes
Rung-condition-out is set to true.
- Quick Links:
- Extended Error Codes
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