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Safety Parameters
Item
Standards
Performance Level
Safety Integrity Level
IEC 61508
SIL3
IEC 62061
SILCL3
Probability of Dangerous Failure per Hour
IEC 61508
IEC 62061
PFH = 4.04
×
10
-9
[1/h]
(4.04% of SIL3)
Performance Level
EN ISO 13849-1
PLe (Category 3)
Mean Time to Dangerous Failure of Each Channel
EN ISO 13849-1
MTTFd: High
Average Diagnostic Coverage
EN ISO 13849-1
DCavg: Medium
Stop Category
IEC 60204-1
Stop category 0
Safety Function
IEC 61800-5-2
STO
Mission Time
IEC 61508
10 years
Hardware Fault Tolerance
IEC 61508
HFT = 1
Subsystem
IEC 61508
B