Tele Radio Tiger Grundlegende Bedienungsanleitung Seite 5

Receiver Stop function:
Probability of dangerous failure per hour
Fraction of total failure rate with dangerous
and detected consequence
Diagnostic coverage
Safe failure fraction
Common cause failure
Level of hardware fault tolerance
Proof test interval
Diagnostic test interval
Receiver Safe function:
Probability of dangerous failure per hour
Fraction of total failure rate with dangerous
and detected consequence
Diagnostic coverage
Safe failure fraction
Common cause failure
Level of hardware fault tolerance
Proof test interval
Diagnostic test interval
Radio communication between transmitter and receiver:
Probability of dangerous failure per hour
Stop function for a complete system:
(A complete system = transmitter + radio communication + receiver)
Probability of dangerous failure per hour
Safe function for a complete system:
(A complete system = transmitter + radio communication + receiver)
Probability of dangerous failure per hour
λ
PFHd = 30.1 FITs(=
λ
= 685.0 FITs
dd
DC = 96.9%
SFF = 98.7 %
8.0 FIT
HFT = 1
10 years
Continuous
λ
PFH = 30.1 FITs (=
d
λ
= 685.0 FITs
dd
DC = 96.9%
SFF = 98.7 %
8.0 FIT
HFT = 1
10 years
Continuous
PFH = 3.0 FITs
d
λ
PFH = 41.6 FITs(=
d
λ
PFH = 38.6 FITs(=
d
)
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