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11/21/2019 TR - ECE - BA - GB - 0139 - 02 Page 41 of 154
Continued
Control by PLC requested
0: No control by the PLC, the cyclic I/O data of the measuring system are
invalid, except for the sign of life.
1: Control requested, the automation system is prompted to assume control,
the data are valid.
Measuring system - sign of life
Required in synchronous applications. The measuring system increments the
4-bit counter in each data cycle. Valid values are 1 to 15, the value 0 means
error.