BM5030 with Safety Function
Instruction handbook bmaXX 5000
Document No.: 5.09021.19
337
of 346
B
D.7 Description of the safety function STO
D.7.1 Safety related characteristics of the STO function
The specified values are valid during operation at the required environmental conditions,
see ZRequired environmental conditions– on page 49.
PFH Probability of dangerous Failure per Hour
HFT Hardware Fault Tolerance
Characteristics according IEC 61508
MTTF
D
(Mean Time To Failure Dangerous
DC
avg
(Diagnostic Coverage
Characteristics according DIN EN ISO 13849-1
NOTICE!
The commissioning is only allowed after the acclimatization of the device.
BM5030-XX2X
Safety Integrity Level SIL2 / High demand mode
PFH
HFT 1
Type A
BM5030-XX2X
Performance level PLd, category 3
MTTF
D
200 years
DC
avg
Medium
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