6 Operating modes
6.2 Distributed clocks (DC synchronous)
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The nodes use the synchronized clock as a reference when applying their
input signals and setting output signals, and accordingly transmit the system
image corresponding to a defined point in time as the protocol is transmitted.
Figure 14:
General distributed clocks diagram
a
Input values
b
Output values
c
Output values are set and input values are read
Please note that exact synchronization is always particularly important when
spatially distributed processes require simultaneous actions.