ABB Relion 670 series Engineering Manual page 52

Section 5
Protection and control engineering
46
IEC09000737 V1 EN
Figure 30: 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 V1 EN
Figure 31: 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 31.
IEC09000615-1-en.vsd
1MRK511240-UEN B
670 series
Engineering Manual