Eaton ESR5-NO-31-230VAC Manual page 19

The data only applies if the safety function is demanded at least once a year.
The specifications apply assuming the following calculation basis
B
10d
d
op
h
op
t
Cycle
Safety parameters for IEC 61508 - Low demand
SIL
MTTF
d
PFD
avg
Proof test interval
Duration of use
Safety characteristic data according to EN ISO 13849
Category
Performance Level
CCF
The data only applies if the safety function is demanded at least once a year.
The specifications apply assuming the following calculation basis
B
10d
d
op
h
op
t
Cycle
ESR5-NO-31-230VAC 12/19 MN049012EN www.eaton.com
300000 (at 5 A DC-13)
365 days
24 h
3600 s
3
19346 years
-4
1.50 x 10
78 months
240 months
4
e
Passed
300000 (at 5 A DC-13)
365 days
24 h
3600 s
8 Technical data
15