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Posts Tagged ‘SIS modernization’

Simplifying Safety Instrumented System Modernization Projects

Posted in Safety on Thursday, December 20th, 2018. No comments yet
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One of my first assignments as a newly minted Electrical Engineer was to tend to a triple modular redundant (TMR) safety instrumented system (SIS) on an offshore Gulf of Mexico oil & gas gathering facility. This was back in the 1980s when these systems were introduced. Many manufacturers and producers have these older safety systems […]