OptoBlog

OptoNews: Choosing I/O modules for temperature monitoring

Posted by Jean Femia on Jun 17, 2015 4:31:00 PM

Do you monitor temperatures?

A lot of control engineers do, especially in fields like water treatment, refrigeration, thermoforming, refining, food processing, and energy or building management.

There are a variety of temperature sensors on the market—ICTDs, thermocouples, RTDs, thermistors, infrared sensors. Accuracy, cost, wiring complexity, and environmental conditions are some of the factors that determine which one is best for your application.

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Topics: Energy management, Process control, Food & beverage, Water & wastewater, Machine builder, optonews, OEM, Integrators, OptoNews 2015-06-17

Understanding SSL/TLS and HTTPS

Posted by Ben Orchard on Jun 16, 2015 8:30:00 AM

Two keys for secure communications:

What are SSL/TLS and HTTPS? You may have heard them being used on the Internet, and you have more than likely used them when logging into your bank, but what are they?

Is there anything you need to do to use these secure protocols?

What goes on "behind the curtain" in your web browser when you use them?

In this week's blog we are going to continue the theme of network security by taking a close look at SSL/TLS and HTTPS.

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Topics: Discrete control, groov, Internet of Things, Remote monitoring, Electronics, Tips, IoT, Machine builder, Integrators, Networking

OptoNews: New .NET Controller SDK for SNAP PAC

Posted by Jean Femia on Jun 3, 2015 4:50:00 PM

Have you have been waiting for this one?

Now you can create a custom application to read from and write to tags in a PAC Control strategy running on any of our SNAP PAC programmable automation controllers:

That means you can access tags in the strategy like integer, float, and string variables and tables, as well as analog and discrete input and output points. 

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Topics: optonews, PACs, New products, Integrators, OptoNews 2015-06-03

OptoNews: Liquid waste overflows avoided with groov

Posted by Jean Femia on Apr 29, 2015 5:09:00 PM

High on the list of things you'd rather not do: clean up liquid waste from an overflowing storage tank.

Avoiding this kind of mess is especially good when your business includes storing and disposing of liquid waste from industry and manufacturing.

That's the business Plummer's Environmental Services is in.

Along with a variety of other services—including hydro excavating, manhole rehabilitation, and emergency spill response—the Michigan-based company collects liquid waste from Midwest industrial and municipal customers, stores it, and treats it.

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Topics: Case studies, Water & wastewater, optonews, OptoNews 2015-04-29, Integrators

OptoNews: From D.C. to Del Mar to Chicago

Posted by Jean Femia on Apr 29, 2015 5:08:00 PM

You'll have three chances in the U.S. to explore industry trends and new products in the next few weeks.

One of those trends is mobile. Come see how you can monitor or control your automation systems and equipment with a simple groov mobile operator interface you build yourself—with no programming.

We'd be glad to see YOU at one of these three events: CSIA Executive Conference, Del Mar Electronics & Design Show, or The Automation Conference.

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Topics: Process control, Discrete control, Electronics, optonews, Events & conferences, OptoNews 2015-04-29, Integrators

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