IEC 61508 in the Safety Automation Equipment List
This webinar describes the benefits of selecting IEC 61508 certified equipment for safety application in the process industries. The process used to certify both a simple device and smart, complex devices will be explained, as well as an in-depth description of the contents and information on the certificate. The webinar will also cover the benefits and limitations of a certification. Anyone wanting to understand the benefits of using certified equipment, or are interested in getting their devices certified should attend.
exida will be exhibiting and presenting at the 2014 Emerson Global User Exchange October 6-10, 2014 in Orlando, FL. Stop by Booth #323 during exhibit hours. Also, Dr. William Goble, Principal Partner and Todd Stauffer, exida Director of Alarm Management are among the presenters at this year’s event. Please see…
exida, a global supplier of functional and process safety products, services, and certifications has released CyberPHAx™, a tool that allows users to effectively conduct a Cyber Risk Assessment to identify potential cyber-attacks and to document existing or planned countermeasures to estimate residual risk of a cyber-attack. “We live in an…
IEC 61508 in the Safety Automation Equipment List
IEC 61508 in the Safety Automation Equipment List
IEC 61508 in the Safety Automation Equipment List
Alarms were originally shown on Piping and Instrumentation Diagrams / Drawings (P&IDs) to document hardware requirements for installation in a (panelboard) control room. This was important because there was limited real estate in the control room for the alarms (displayed on Panalarms and light boxes) and there was a real…
Have a formal process for tracking, recording, and classifying field shipments and failure returns. If your product was designed well in the first place, even if strict adherence to IEC 61508 was not followed, your field failure rate should be pretty low. Using Proven-In-Use (PIU) methodology will allow an assessor…
Loren Stewart, exida Safety Engineer, authored an article for the Summer 2014 issue of Valve Magazine . The article is titled “Evaluating and Proving SIS Safety Levels.” “Because the equipment used in a safety instrumented system 〈SIS〉 application has a critical job, such equipment must be carefully evaluated and justified.…
I was reading an incident report on the Chemical Safety Board (CSB) website the other day, where it was the conclusion of the reviewing team that the incident (which sadly resulted in a loss of life) was the direct result of a poor safety culture across the organization. If you…
exida, a global supplier of functional and process safety products, services and certifications has released a new version of PHAx™ , a tool that guides users through the Hazard and Operability study (HAZOP) process. PHAx helps identify and document hazards, hazardous events and associated sequence of events. It also documents…
IEC 61508 in the Safety Automation Equipment List
The purpose of this document is to report on our successful efforts to validate statistically certain random equipment failure rate data used in a mechanical parts failure rate and failure mode database and, by extension, to validate the techniques used to derive the data. To accomplish this, a Failure Modes,…
The use of IEC 61508 [1] and IEC 61511 [2] has increased rapidly in the past several years. Along with the adoption of the standards has come an increase in the need for accurate reliability data for devices used in Safety Instrumented Systems (SIS), both electronic and mechanical. While the…
Prior Use (Proven In Use in 61508) equipment is when a documented assessment has shown that there is appropriate evidence, based on the previous use of the component, that the component is suitable for use in a particular application of a safety instrumented system at a given integrity level. There…
Considering the components used in the current control systems, hardware failure causes have been widely studied. Software failure causes, on the other hand, are rarely studied or understood. In the field studies that have been done, some of the rules for software failure causes have been theorized but even those…
IEC 61508 in the Safety Automation Equipment List
This webinar presents how to create an alarm management continuous improvement program for Emerson DeltaV System Owners that follows the ISA-18.2 alarm management lifecycle. Tools will be demonstrated to analyze alarm system performance and pinpoint poorly performing alarms (DeltaV Analyze), rationalize the poor performers (SILAlarm), and automatically update the DeltaV configuration with the new alarm settings (priority, limit, hysteresis, suppression time, etc.). It also illustrates how operator alarm response procedures (containing the cause, consequence, corrective action, and time to respond) can be created automatically from the rationalization results and made available to the operator online using DeltaV Alarm Help.
IEC 61508 in the Safety Automation Equipment List
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