452 Rockwell Automation Publication 1756-RM003N-EN-P - October 2011
Chapter 11 Program Control Instructions (JMP, LBL, JSR, RET, SBR, JXR, TND, MCR, UID, UIE, AFI, NOP, EOT, SFP, SFR, EVENT)
Execution:
Example: When the JMP instruction is enabled, execution jumps over successive rungs of
logic until it reaches the rung that contains the LBL instruction
with label_20.
Condition: Relay Ladder Action
Prescan The rung-condition-out is set to false.
Rung-condition-in is false The rung-condition-out is set to false.
Rung-condition-in is true The rung-condition-out is set to true.
Execution jumps to the rung that contains the LBL instruction with the referenced label name.
Postscan The rung-condition-out is set to false.
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