- Demand mode
- High
- Demand rate
- 1,000 s
- Demand response time
- < 10 ms (relay output)
- Description of the "safe state"
- de-energized (relay output)
- Device type
- B
- Diagnostic test interval
- 10 s
- Hardware fault tolerance (HFT)
- 0
- Mean Time To Repair (MTTR)
- 8 h
- Relay lifetime
- 100000 times
- Safe Failure Fraction (SFF)
- 90 %
- T
- 4 Years
- Total failure rate for dangerous detected failures (λ
- 130 FIT
- Total failure rate for dangerous undetected failures (λ
- 46 FIT
- Total failure rate for safe detected failures (λ
- 0 FIT
- Total failure rate for safe undetected failures (λ
- 289 FIT
- Safety category
- SIL 2
- Probability of outage PFH
- 4.66 x 10-8 h-1