Siemens SIMATIC ET 200S Operating Instructions Manual page 246

1SSI
4.6 Functions of the 1SSI
Loading the Comparison Value
Figure 4-2
Comparator in Isochronous Mode
In isochronous mode, the comparison values are loaded at time T
time T
246
Value Transfer
in the same bus cycle.
i
and are effective as of
o
Technological Functions
Operating Instructions, 06/2010, A5E00124867-07