Chapter 3 Ladder Diagram (LD) elements
38 Rockwell Automation Publication 2080-RM001D-EN-E - February 2015
You can enable/disable the EN/ENO block settings for an individual instruction
block in the Block Selector, or in Block Settings for the Ladder Diagram (LD)
program. The following table describes the results of enabling and disabling the
EN/ENO parameters in the blocks shown in the illustration.
Rung EN/ENO Block 1st boolean input EN input added?
1st boolean
output
ENO output
added?
1
False <= No Yes Yes No
ACB Yes No Yes No
2
True <= No Yes Yes Yes
ACB Yes Yes Yes Yes
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