BM5030 with Safety Function
Instruction handbook b maXX 5000
Document No.: 5.09021.16
317
of 328
B
C.7 Description of the safety function STO
NOTICE!
The commissioning is only allowed after
the acclimatization of the device.
C.7.1 Safety related characteristics of the STO function
The specified values are valid during operation at the required environmental conditions,
see ZReq
uired environmental conditions– on page 47.
PFH Probability of dangerous
Failure per Hour
HFT Hardware Fault Tolerance
Characteristics according IEC 61508
BM5030-XX2X
Safety Integrity Level SIL2 / High demand mode
PFH
HFT 1
Type A
MTTF
D
(Mean Time To Failure Dangerous
DC
avg
(Diagnostic Coverage
Characteristics according DIN EN ISO 13849-1
BM5030-XX2X
Performance level PLd, category 3
MTTF
D
200 years
DC
avg
Medium