ABB 650 series Engineering Manual page 60

Section 5
Protection and control engineering
54
IEC09000739 V1 EN
Figure 34: ACT: Possible MainApplication cycle times
For the same time point, faster cycle times are executed first.
A function block that is placed after a function block in the
execution flow must have the same or a higher cycle time and/or
execution order. See
IEC09000615 V2 EN
Figure 35: Cycle time and execution order
A function block type can be defined to be a member of one or several cycle times.
A function block instance can be set only to one cycle time.
Figure 35.
IEC09000615-2-en.vsd
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