Safety Parameters - PR 9106B Manual

Safety Manual

7. Safety parameters

Connection diagram
Probability of dangerous Failure per Hour (PFH)
Probability of failure on demand (PFD) -
1 year proof test interval
Proof test interval (10% of loop PFD)
Safe Failure Fraction
Demand mode
Demand rate
Mean Time To Repair (MTTR)
Hardware Fault Tolerance (HFT)
Component Type
SIL capability
Description of the "Safe State"
9106 HART ® transparent repeater
Version No. V1R0
Ex input SIL 2
4.10E-08
Note 1
1.95E-04
5 years
88%
High
Note 3
24 hours
0
A
SIL 2
Output ≤ 3.6 mA or
Output ≥ 21 mA
5