ISA recently published Safety Instrumented System Design: A Life-Cycle Approach by Paul Gruhn PE, CFSE, and Simon Lucchini, CFSE, MIEAust CPEng. In this Q&A feature, both authors highlight the focus, ...
When Safety Instrumented Systems (SIS) were first adopted by the process industries in the mid 1980s, they typically were Triple Modular Redundant (TMR) systems. These systems were significantly more ...
Dr. Summers says ISA-84 has not simply rocked the world of instrumentation and controls; it has affected process safety strategies across most of the process industry. It spawned an entire industry of ...
This new version, ProSafe-RS R3.01, features input modules that can directly receive voltage signals from temperature sensors as well as software that restricts the operations performed by individual ...
A relatively new cyberattack threat activity group dubbed “XENOTIME” is intent on compromising and disrupting industry safety instrumented systems globally, and cybersecurity experts are warning it is ...
Based on the foundational IEC 61508 standard’s essential requirements, high-performance supervisory circuits can facilitate functional-safety compliance in safety instrumented systems and other ...
XENOTIME, a cyberthreat activity group thought responsible for TRISIS/TRITON malware attacks on safety instrumented systems (SIS) at an oil and gas Middle Eastern facility in 2017, has been probing ...
A system that protects a manufacturing or operating process. Conforming to the IEC 61511 or 61508 standards, such a system is designed to shut itself down or change to a reduced operational state in ...
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