Last week at the Emerson Exchange conference, I caught up with Emerson's Riyaz Ali. You may recall Riyaz from many safety instrumented system-related posts. We discussed some of the trends in integrated positioners + solenoid valves + limit switches + valve position...
digital valve controller
Proactive Maintenance and Award-Winning Performance
You may have seen the news of the 2013 HART Plant of the Year noting: HART technology has helped reduce production downtime related to control valve failures… We use the HART signal to monitor real time valve conditions which has helped with identifying problems...
Safety Valve Positioners and Common Cause Failure Questions
If you work with pumps in your facility, you may be familiar with the Empowering Pumps site, a wealth of information to help you with these important assets in your plant. Founder Charli K. Matthews has launched something similar for valves, Empowering Valves. I had...
Howto Video on Pneumatic Valve Positioner Mounting
I knew when my son went to YouTube before coming to me when he needed to learn how to tie a tie--that howto videos were valuable, easily discoverable, and broadly used. I've share examples such as How To Install Micro Motion 9739 MVD Electronic Modules on how process...
Providing Operators Process Control Valve Position Feedback
Control systems provide signals to control valves to regulate their position per the requirements of the control strategy. It is good engineering practice, especially for critical control valves to have valve travel feedback from independent devices such as position...
Field Device Local Display in Process Safety Applications
One of the great things about conferences such as last week's Emerson Exchange Americas conference is reconnecting face-to-face with people where some time has passed. I had the chance to connect with Emerson's Riyaz Ali, whose expertise I've highlighted in several...
Recognition of Effective Predictive Maintenance Program
Control Engineering magazine has a great article and 8-minute video, A Straightforward Maintenance Strategy Yields Improved Plant Performance, featuring Monsanto Muscatine's use of technology to move from reactive to predictive maintenance to improve output and reduce...
6 Maybe 7 Really Cool Things to Do With Your Digital Valve Controller
How could I not attend an Emerson Exchange with a title like this? Emerson's Rick Osborne and Caltrol's Wayne Harbert presented this workshop. Their abstract:How to make your process better and your life easier is a pretty common goal for most of us in the process...
Q and A on Digital Valve Controllers and Solenoids in Safety Applications
A reader emailed some great questions to an earlier post, Clarifications on the Use of the DVC6000 SIS in Safety Applications. The post, featuring the thoughts of Emerson's Riyaz Ali, addressed misconceptions about the use of digital valve controllers and solenoids in...
Wireless Discrete Control Applications
Update: I received feedback that several portions of this post were incorrect and not current so after consulting with our team of experts, here’s a modified version of the post. Original post:Last week in a post, Wireless Device-Based Control Loops, we highlighted...
Sleuthing and Solving Refinery Piping Noise
Fluids flowing through pipes can generate enough vibration to make the pipes sing. I saw in an Emerson Exchange 365 community post, a great Valve Magazine article, Vibration Analysis Pinpoints Valve Noise Source, by Emerson's Daniel Eilers. Daniel is a research...
Additional Clarifications on Digital Valve Controllers in Safety Applications
A few months ago, I attempted to clear up some misconceptions about the use of digital valve controllers in safety applications in a post, Clarifications on the Use of the DVC6000 SIS in Safety Applications. It addressed misconceptions about references to the obsolete...
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This blog features expert perspectives from Emerson's automation professionals on industry trends, technologies, and best practices. The information shared here is intended to inform and educate our global community of users and partners.







