Control systems rely on the signals coming back from measurement devices to perform control operations and provide feedback to operators. Unfortunately the signal from these devices can be impacted by several conditions. These conditions include damage and corrosion,...
The finest instrumentation, final control, and control systems won't deliver the performance you require if the power and grounding are not right. I caught up with Emerson's Stephan Kerrebijn who highlighted its importance as the basis for a reliable and proper...
My ControlGlobal - The Great Kanduski: Best Practices in Industrial Networking RSS feed alerted me to a post, Antennas - Wireless Achilles Heel? As the title implies, it raises the question about antennas on wireless devices when installed in hazardous areas. The post...
You may or may not have heard about electronic marshalling. It's a new development with the DeltaV automation system. Emerson's DeltaV team has developed a new whitepaper, Electronic Marshalling Robustness, to describe this technology and its impact on overall system...
From my RSS feed, an Automation World article, Wireless Eliminates Ground Loop Noise, caught my attention. It brought back memories of being a systems engineer on offshore oil and gas production platforms. These platforms are huge steel structures and as such, have a...
I know from my early days as a systems engineer, that power and grounding can sometimes cause vexing, intermittent issues. It's like chasing ghosts, which is an apropos analogy with Halloween occurring yesterday here in the Western world. I caught up recently with Dan...
I recently saw a post from one of the process automation world's newest bloggers, Dave Harrold, on the topic of power and grounding. The post, A Non-sexy Means to More Reliable Operations spoke to the importance of power and grounding. Dave summed it up well:I've been...
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The opinions expressed here are the personal opinions of the authors. Content published here is not read or approved by Emerson before it is posted and does not necessarily represent the views and opinions of Emerson.