Emerson Rosemount 3051S ERS Reference Manual page 72

Safety Instrumented Systems
November 2016
Product repair
The Rosemount 3051S ERS is repairable by major component replacement.
All failures detected by the transmitter diagnostics or by the proof-test must be reported. Feedback can
be submitted electronically at Emerson.com/Rosemount/Safety-Web-Apps/Report.
All product repair and part replacement should be performed by qualified personnel.
Rosemount 3051S ERS SIS reference
The Rosemount 3051S ERS must be operated in accordance to the functional and performance
specifications provided in
Failure rate data
The FMEDA report includes failure rates. The report is available at Emerson.com/Rosemount/Safety.
Failure values
Safety deviation (% of analog span shift that defines a dangerous failure): 2%

System response time: see

Self-diagnostics test interval: at least once every 60 minutes

Product life
50 years - based on worst case component wear-out mechanisms (not based on wear-out of process
wetted materials)
Report any safety related product information at
Emerson.com/Rosemount/Safety-Products/Equipment-lists.
64
Appendix A: Specifications and Reference
"Dynamic performance" on page 66
Reference Manual
00809-0100-4804, Rev CB
Data.
Safety Instrumented Systems