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Section of a Sequencer with Steps and Transitions
You program sequencers in the S7-Graph FB. A sequencer consists of a sequence
of steps that are activated in a fixed order depending on transitions (step-enabling
conditions).
Motor
Input1
S7-GRAPH for S7-300/400 Programming Sequential Control Systems
C79000-G7076-C526-01
Limit switch
Conditions
Input2
Conditions
Step1
S1
Action
Step1
Action
T1
Transition1
Step2
S2
Action
Step2
T2
Transition2
Product Overview
1-3
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