Basic safety instructions
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Page 72 of 108 TR - ECE - BA - DGB - 0070 - 17 12/13/2018
2.7.3 Check of the safety system data
Check by SCS SCS error reaction Necessary?
Error bit 1 = 1:
Safety system data not safe
Definition in the SCS yes
Error bit 2 = 1:
Master system data not safe
Definition in the SCS yes
Data transmission safety system
blocked
Definition in the SCS yes
Sign of life counter was not
incremented longer than 1 ms
STOP:
If the sign of life counter were
incremented and the master
system data or safety system
data
are within the tolerance
window, after acknowledgment
the travel can be continued.
yes
CRC check safety system data
Telegram repetition, two SCS
cycles permitted
yes