Siemens SIMOCODE pro Manual page 100

Technical data
10.4 Safety-specific technical data of the DM-F Local fail-safe digital module
Table 10- 5 Values for 1-channel sensor evaluation
Values for 1-channel sensor evaluation
Achievable Safety Integrity Level (SIL) in accordance with IEC 61508
SIL claim limit according to IEC EN 62061
Achievable performance level (PL) according to ISO 13849-1
Achievable category according to ISO 13849-1
PFHd with high demand rate according to EN 62061
PFDavg with low demand rate according to IEC 61508
Hardware fault tolerance HFT
Device type acc. to IEC 61508-2
MTTF
d
DC
avg
Table 10- 6 Further safety-specific technical data of the DM-F Local fail-safe digital module
Additional technical data
T1 value (mission time) according to IEC 61508
Stop category according to DIN EN 60204-1
Approval
100
1
1
Up to d
Up to 2
9.0 x 10 1/h
-7
6.5 x 10 1/h
-4
0
B
high
Average
20 years
0
TÜV (IEC 61508, ISO 13849-1, NFPA79)
SIMOCODE pro - Fail-Safe Digital Modules
Manual, 11/2017, NEB631679702000/RS-AA/002