Need Help Retrofitting Pneumatics to Electric Actuators?

In the current economic times it can be difficult to convince a client that it is necessary to remove a working valve just to change out the pneumatic actuator controlling it.  Re-piping and draining the system alone means down time and extra labor that probably isn’t in the budget.  The obvious solution is to leave […]

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Kele Pieces Together the Component Hospital

One of the great perks of working for the nation’s leading supplier of building automation products is field trips to locations where there are interesting applications for our products. Case in point, I drove to Joplin on February 21st in my quest to learn more about Joplin’s “component” hospital. If you remember, Kele was Xcel Mechanicals […]

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Kele Hits the Road to Investigate Component Hospital

Well, when it comes to intriguing new applications for Kele’s peripherals in building automation systems, I just can’t help being nosey. A couple of weeks ago I received an email from one of our account executives, Jon Butler, about one of his customers who was working on temporary hospital in Joplin, Missouri. Kele was the […]

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Much Anticipated WebStat Controller and Thermostats Now Available

We’re always adding new products to our lineup here at Kele. As the leading supplier of building automation products, we have partnership with more than 300 great manufacturers worldwide.  And, our newest catalog has added over 130 product groups and is more than 12000 pages. If you don’t have a copy, you can request a copy online. […]

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Are You Sure You’ve Checked Everything?

Late one afternoon not long ago, a fellow got me on the phone for tech support. He said he had ten carbon dioxide transmitters on one DCP-1.5-W power supply, and they weren’t operating, and he had pulled out most of his hair. Each transmitter needs less than 100 mA to operate, so the 1.5A power […]

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When Electricity Acts Up

This past weekend, we were just back from a trip to market, and my wife was busy stowing the fruits, veggies, oils, kimchi, and spices. I was doing my usual chore of qualifying and sorting the plastic shopping bags as to fitness for cat litter duty, kitchen waste duty, and “other,” based on leakage potential. […]

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How Many Square Feet Does a Gas Sensor Cover?

That’s a common question. If there was a good, all-purpose answer to it, we’d make sure it was in every data sheet and on every Web page. Unfortunately, physical area isn’t the limiting factor in all cases. The gases that mix well with air (CO, CO2) can sometimes be treated by area because they fill […]

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How Much Propane is Left in My Grill Tank, Anyway?

Yes, we get questions from all directions at Kele tech support. This one started out as a level measurement problem, but it quickly turned residential in nature. Here’s how the Kele Engineering team handles it: Somewhere on your propane tank is stamped the empty, or tare, weight. It’s usually on the protective collar around the […]

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Actuator Sizing for Damper Applications

You have selected your damper by size and functional requirements, but now the question, “How much actuator do I need to obtain maximum close-off and to withstand the many cycles of operation?” This is a good question, and yet little information is published on this subject. Hopefully the following guidelines will aid you in your […]

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Not To Be Used As A Life Safety Device

Reprinted from Spring 2003 Insights Not to be used as a life safety device – This phrase appears on a number of Kele catalog pages as a warning to customers that the particular product (usually a gas detector) is not to be relied upon to safeguard humans or animals from a particular hazard.  It may, though, […]

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