47 Ways to Wire Your Power Meter Wrong

Some of you might remember that back in 1975 Paul Simon had a hit song entitled “50 Ways to Leave Your Lover.” Well, coming in a close second are the number of ways (47 of them) that you can wire a 3-phase power meter incorrectly! In this article we’ll briefly discuss why there are so […]

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Temperature Sensor Curve ID Numbers

  Need help figuring out what type sensor you need for your automation system?  This handy temperature curve chart might help.  If not, give Kele a call!   Sensor Type Temperature Sensor Description  Typical Sensor User 3 10,000Ω @ 77°F, Type III material    AET, American Automatrix, Andover, Carrier, Delta, Invensys, Teletrol, York 21 2252Ω @ […]

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Extend Your Reach with the ST-A Series by Precon

Kele’s Precon brand has a sensor solution for ALL your application needs, even the odd ones! Job site situation #1: You need a temperature sensor for your tank or cooling tower sump, but they don’t make one long enough. Special ordering one seems daunting. What if it doesn’t work out and you can’t send it back? […]

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Power Monitoring – Harness the Power!

  Update!! The ENG-ETH Ethernet Communication Module for endicator is now available. It reads data from the endicator™ main processor, formats the data, and transmits it over Ethernet using BACnet IP, Ethernet IP, and Modbus TCP protocols. The module also hosts a website where meter status can be viewed using any browser that supports Adobe Flash.     […]

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AC to DC – Linear Versus Switch-Mode Power Supplies

For years, Kele has provided dependable, quality 24 VDC power supplies like the DCP-1.5-W, DCPA-1.2, DCP-250, PW2, and the SLS Series. All of these DC power supplies are “linear” power supplies. Another type of DC power supply gaining popularity with building automation and temperature control contractors is called a “switch-mode” power supply (PS6R Series). While both […]

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Belimo Zip Economizer – Time Saver!

The Belimo Zip Economizer is really a cool product that captured my attention.  If you are or were in the field like I was, I’m sure you’ve struggled just as I did with the “Black Box” style of economizer modules.  They could be difficult to commission at start-up if the OSA (outside air) was not […]

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Honeywell T775 Controller

I started at Kele about 19 years ago.  Over the years I’ve been fortunate to learn a good bit about controls from many very talented folks – mentors, fellow employees, industry experts, and customers.  It is easy to have favorites in my line of work.  Being in tech support over an extended period of time, […]

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What is next, endicator?

In my last blog entry I raved about the endicator power monitor and how it will make my life easier and that is all true.  What the designers have done, unbeknownst to them, is they have made life easier for future DR too.  I’ll try to explain. Chances are if you are reading this you […]

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Making Your Job Easier (and Mine too)

My first exposure to power monitoring was the WT series. I started out in the warehouse shipping them. Then I progressed to stripping the wires used for the CT shorting assembly. After that I assembled them, put them in enclosures, and added the shorting switches when they were ordered. From the warehouse I moved to […]

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