Presentation 2000/5/16
Allocation of Safety Integrity Levels to Safety-Related systems Based on JIS C0508
Eiichi Kato, Yoshinobu Sato,
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Abstract(in English) One of the fundamental concepts of the standard, JIS C0508, is the target failure measures to be allocated to Electric/Electronic/Programmable Electronic Safety-Related Systems(SRSs), i.e., Safety Integrity Levels(SILs). In order to choose between the SILs, the standard classifies SRSs into two modes of operation. It was unclear which modes of operation should be applied to SRSs in the standard. The authors addressed this issue by proposing a new fault-tree model, and deriving algorithm to quantify the model and to estimate the frequencies of harmful events. The present paper demonstrates how to allocate SILs to SRSs based on the algorithm.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) safety integrity level / modes of operation / frequency of harmful event / safety-related system / programmable electronic / functional safety
Paper # SSS2000-2
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Conference Information
Committee SSS
Conference Date 2000/5/16(1days)
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Paper Information
Registration To Safety (SSS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Allocation of Safety Integrity Levels to Safety-Related systems Based on JIS C0508
Sub Title (in English)
Keyword(1) safety integrity level
Keyword(2) modes of operation
Keyword(3) frequency of harmful event
Keyword(4) safety-related system
Keyword(5) programmable electronic
Keyword(6) functional safety
1st Author's Name Eiichi Kato
1st Author's Affiliation Fuji Planning Corporation()
2nd Author's Name Yoshinobu Sato
2nd Author's Affiliation Tokyo University of Mercantile Marine
Date 2000/5/16
Paper # SSS2000-2
Volume (vol) vol.100
Number (no) 74
Page pp.pp.-
#Pages 6
Date of Issue