Related Manuals for Flowserve Valtek ShearStream
Summary of Contents for Flowserve Valtek ShearStream
- Page 1 SIL SAFETY MANUAL Valtek ShearStream SB Ball Valves VLENDS4152-00-A4 05/15 Valtek ShearStream SB Ball Valves FCD VLENDS4152-00-A4 05/15 Experience In Motion...
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Page 2: Table Of Contents
Valtek ShearStream SB Ball Valves VLENDS4152-00-A4 05/15 Contents Introduction ........................3 Scope and purpose of the Safety Manual ............3 Skill level required ....................3 Terms, abbreviations and acronyms ..............3 Product Support & Service ................. 4 Related Documents .................... 4 Reference standards ................... -
Page 3: Introduction
Valtek ShearStream SB Ball Valves VLENDS4152-00-A4 05/15 Introduction Scope and purpose of the Safety Manual This safety manual provides the information necessary to design, install, verify and maintain a Safety Instrumented Function (SIF) utilizing the Shearstream SB Ball Valve. This manual provides necessary requirements to enable the integration of the Shearstream SB Ball Valve when showing compliance with the IEC 61508 or IEC 61511 functional safety standards. -
Page 4: Product Support & Service
Valtek ShearStream SB Ball Valves VLENDS4152-00-A4 05/15 PVST Partial Valve Stroke Test. Safe Failure Fraction - fraction of the overall random failure rate of a device that results in either a safe failure or a detected dangerous failure Safety Instrumented Function - safety function with a specified SIL which is necessary to achieve functional safety. -
Page 5: Application Limits
Valtek ShearStream SB Ball Valves VLENDS4152-00-A4 05/15 Application limits The materials of construction of a Shearstream SB Ball Valve are specified in the Shearstream SB Ball Valve datasheet. It is especially important that the designer of the SIF checks for material compatibility considering on-site chemical contaminants and air/hydraulic (as appropriate) supply conditions. -
Page 6: Connection Of The Shearstream Sb Ball Valve To The Sis Logic Solver
Valtek ShearStream SB Ball Valves VLENDS4152-00-A4 05/15 Connection of the Shearstream SB Ball Valve to the SIS Logic Solver The Shearstream SB Valve should be assembled with an actuator and logic solver where all components are safety rated. The safety rated logic solver shall actively perform the safety function as well as automatic diagnostics (if any) designed to diagnose potentially dangerous failures within the Shearstream SB Ball Valve, (i.e. -
Page 7: Useful Life
NAF AB must be informed when the Shearstream SB Ball Valve is required to be replaced due to failure. The occurred failure shall be documented and reported to Flowserve representative or directly to NAF AB using the contact details on... - Page 8 Flowserve Corporation has established industry leadership in the design and manufacture of its products. When properly selected, this Flowserve product is designed to perform its intended function safely during its useful life. However, the purchaser or user of Flowserve products should be aware that Flowserve products might be used in numerous applications under a wide variety of industrial service conditions.