• May 2017

    InTech Plus

    Welcome to InTech Plus, the International Society of Automation’s online eNewsletter that connects automation professionals to all things automation.

    Safety Instrumented System SIL Calculation

    2017-05 Safety Instrumented System SIL Calculation image

    By Peter Morgan

    Safety integrity level determination does not have to be a mystery for control system specialists implementing ISA-84.00.01. This article describes the HAZOP method and links it to the layer of protection analysis to readily calculate the required SIL for safety instrumented systems. Read more

     2017-05 Security Process imageSecurity Process Hazard Analysis Review

    By Edward M. Marszal, PE

    By implementing a security PHA review, cyberthreats can be adequately addressed with existing PHA methods. There is no reason to abandon everything that we know about process risk assessment and start from scratch. Instead, industry is extending tried-and-true methodologies for PHA to address deliberate cyberattacks. Read more

     Product Sponsor

    2017-05 Product ad

    Automation War Stories--Lessons Learned from the Field2017-05 Auto War Story image #2 

    Lessons from the Field

    “Oops, Sorry!”
    And Other Safety System War Stories

    By Paul Gruhn, PE, CFSE

    Mistakes happen. Some are simply embarrassing, and some have dire consequences. The secret is to learn from them and to share those lessons with others. ISA author and training instructor Paul Gruhn, shares a collection of stories about mistakes made in various plants caused by human error, hardware failure, inadequate training, lack of communication, and other issues while using process control and safety systems. You can bet that the people involved did not make the same mistake twice. Read more


    2017-05 ISO/TS article imageISO/TS 15066 and Collaborative Robot Safety

    By Mathieu Bélanger-Barrette

    Like driverless cars or similar new technology, collaborative robots face safety concerns. This article discusses how the new ISO/TS 15066 regulation will guide collaborative robot design and the environment around robots, so humans and robots can work in perfect cohabitation without undue risk of harm. Also find out how to perform a risk assessment according to ISO/TS 15066. Read more

    Inside ISA

    ISA Promotes Technology in Washington

    ISA Society Leaders Attend Engineering Society Meetings in Washington D.C.

    In April, ISA leaders participated in the annual engineering society meetings in Washington D.C. These meetings are a forum for engineering societies to meet with members of Congress and other federal organizations to discuss advances in technology and the impact of changes in the federal focus on research and development. Topics ranged from artificial intelligence, to cybersecurity, to research and technology within federal agencies, and included the impact of the new federal budget on the future of technology. Read more

    ISA Video Channel

    Wireless Network Setup  


    A safety system is only effective if it is installed properly; and false alarms are not acceptable when it comes to protecting hundreds of people. In this video, Prabhu Soundarrajan, 2016_2018 vice president, ISA Industries and Sciences Department, explains the actions that had to be taken to repair a safety notification system that was implemented incorrectly. See the video

    Test Your Knowledge! ISA Certification Review

    CCST Quiz

    A resistance temperature detector (RTD) for industrial use typically is made of _______ wire and has a 0ºC nominal ohmic resistance of _______ ohms?

    A. copper, 20

    B. tungsten, 75

    C. platinum, 100

    D. iridium-oxide, 180

    View Online


     Want more practice? For more sample questions, check out the ISA Certification Review archives.

    CAP Quiz

    In addition to technical skills, which statement best describes an appropriate skills mix that facilitates success as an automation professional?

    A. management and coaching skills

    B. business and interpersonal skills

    C. problem-solving and social skills

    D. writing and verbal skills

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    Design Principles for Complex Process Control

    By Jean Vieille

    Control aims to limit the variability of physical processes by reducing their apparent complexity – making their behavior predictable and servile. Although it is necessary to match control and process complexity, the effectiveness of control can often rely on much simpler strategies by leveraging inherent process attractors that shrink complexity. Read more

    CAP Quiz

    Mobile apps are handy tools when you’re on the go. We have compiled a list of apps that are recommended by our members as being time- and effort-saving resources for automation professionals. Included in the list are engineering calculators and apps for reviewing AutoCAD drawings, as well as apps for specialized tasks, such as heat transfer calculation and decoding a Rockwell programmable logic controller (PLC) status light meaning. Click here for cool tools