LF364002_MNL - Overfill Protection SIS Management Manual

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Local Fuel plc – Shoreham Oil Terminal
Safety Instrumented Systems – Policy and Lifecycle Activities
P & I Design Ltd DOCUMENT NO: LF364003_RPT
2 Reed Street, Thornaby, UK, TS17 7AF ISSUE: C DATE: 12.06.15
Tel: 00 44 (0)1642 617444 PAGE 16 OF 19
Fax: 00 44 (0)1642 616447
7.2 Design & Engineering of the SIS
Safety lifecycle
Phase
Activity Required Competencies
Design and
engineering of
SIS
DesignEngineering  Knows and understands how to select the
most appropriate sensors and final elements
to meet the process conditions and safety
integrity requirements.
 Knows and understands how to select an
appropriate logic solver to meet the safety
requirements.
 Has experience of selecting sensors and final
elements for SIS applications at the required
SILs.
 Has experience of specifying a logic solver
for SIS application at the required SILs.
 Has experience of configuring a logic solver
for SIS application at the required SILs.
 Has experience of integrating and factory
testing a logic solver to meet specified
functional requirements.
 Has experience of developing
documentation for SIS including
Factory and Site Acceptance Test
procedures.
Software
Development
 Understands the requirements of BE EN
61511 for Software.
 Is familiar with the Safety Manual for the
programmable logic solver and how to comply
with all its requirements.
Project Management  Knows and understands principles of BS EN
61508 and BS EN 61511 and their
application to the process sector.
 Knows and understands company's project
lifecycle and associated procedures.
 Knows and understands the companies quality
system.
stems
Functional Safety  Knows and understands details of BE EN
61511 and its application to the process
sector.
 Knows and understands company's project
lifecycle and associated procedures.
 Knows and understands company's quality
system
 Knows, understands and has experience of
SIS software and hardware technology ina
similar application.
 Experience of participating in at least one
Safety Integrity Level Assessment.
 Experience of performing SIL verification
(achieved PFD) calculations.