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IEC 61508 Product Approvals - Veering Off Course - Learn why your installed SIS may not be providing the reliability you expected and/or required.

IEC 61511 Guidelines Book Available

Based on the framework defined in the harmonized ANSI/ISA 84.01/IEC 61511 standards this book provides readers with much-requested guidance in an easy to understand discussion that addresses IPS planning, risk assessment, design, engineering, installation, commissioning, validation, operation, and maintenance activities.

Read other safety system articles published by SIS-TECH.






Special Announcements SIS-TECH Products
Dr. Summers inducted into Automation Hall of Fame
Control magazine recently honored Dr. Angela E. Summers’ many contributions to the process industry by inducting her into its Automation Hall of Fame.
Dr. Summers joins an impressive list of “who’s who in automation” including such notable past Automation Hall of Fame inductees as Bela Liptak, Greg Shinsky, Greg McMillan, Harold Wade, Terry Blevins, Richard Caro, Dr. Ted Williams, Dr. R. Russel Rhinehart, Edgar Bristol, Dick Morley, and many more.

Low-Cost, High-Availability High Integrity Level Protection System
When designed, installed, operated, tested, and maintained in accordance with IEC 61511 standards, the Diamond-SIS provides >99.9% availability. It has been certified by Factory Mutual (FM) as fit for use in high integrity protection system applications up to and including Safety Integrity Level three (SIL 3).

SIL-Solver Revsion 4.1 released

SIL Solver is an advisory software package intended for use in verifying the Safety Integrity Level (SIL) of SIF and other protective instrumented functions (PIF).  SIL Solver uses globally recognized calculation methods defined in appropriate standards and methodologies including: 
ANSI/ISA 84.00.01-2004/IEC 61511
ISA TR84.00.02
CCPS Chemical Process Quantitative Risk Analysis (CPQRA)
CCPS Guidelines for Safe and Reliable Instrumented Protective Systems

Diamond-SIS™ suitable for HIPPS applications

Diamond-SIS is a cost effective, stand-alone, logic solver that is easy to test, simple to maintain, yet it provides the high-availability required of HIPS applications. It has been certified by Factory Mutual (FM) as fit for use in HIPS applications up to and including Safety Integrity Level three (SIL 3).