User Documentation

SIL concept for DTMs
24 1482900000/01/11.2017
By executing the SIL function the DTM request the SIL-state and the user has to enter the password. The
SIL-state and the password (enable and password) are defined in open and lock, see Figure 5 "GUI SIL
configuration (OPEN) (example)" and Figure 9 "GUI SIL configuration (LOCK) (example)".
Figure 5: GUI SIL configuration (OPEN) (example)
To deactivate the SIL state the user has to enter the same password and confirm it to change the SIL state
from locked to open.
If any configuration parameter is not valid for the SIL configuration (refer to chapter 16.5.1 "Safety-related
configuration parameters" on page 31) the user will receive the message below. It is not possible to activate
the SIL state (refer to chapter 16.1 "Activate/deactivate safe parameterization" on page 22). The parameters
which are mentioned must be corrected according to chapter 16.5 "Safety-related configuration user
responsibility" on page 31.