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ISA TR84.00.05-2009
Guidance on the Identification of Safety Instrumented Functions (SIF) in Burner Management Systems (BMS)
ISA-TR84.00.05 is intended to: identify and classify SIFs within typical FMSs for typical operating modes of fired equipment (e.g., pre-firing, light-off, shutdown, and normal operation); and provide examples of typical safety assessments for the following equipment with BMSs: boilers (single burner), fired process heaters (multi-burner), thermal oxidizers, oil heater treaters and glycol reboilers.
The International Society of Automation [isa]