Wireless Sensors: Is Energy-Harvesting Possible?

A reader sent us the following "Real Answers" question, can you help us answer it?

Slip Ring Struggles

Send us your comments, suggestions or solutions for this problem. We'll include it in the December '13 issue, and post it on

Find Out Who This Year's Top Technology Providers Are in Our September 2013 Issue

Check in to see whether you agree with the results in more than 50 product categories where readers selected companies that they think provided the best technology value.

Learn How to Get Your Machine into Global Markets Faster in Our August 2013 Issue

Jim Montague's cover story, Global Connections, cautions builders to make sure they have trusty partners to help navigate the journey.

The Unknown World of Digital Panel Meters

One of our readers need your help solving a problem they are having. They write: "We need better accuracy now, so we're changing to digital panel meters from our trusted analog panel meters."

Making a Case for Electronic Circuit Protection Migration

Here's a reader question for which we need some expert advice:

Imaging Sensors: How Does Temperature, Humidity Affect Precision, Accuracy?

Offering customers the latest technologies is one way we try to make a name for ourselves, and improve their operations. We've normally been pretty traditional with our sensor technology, but suppliers are pushing imaging solutions more aggressively since cost is becoming less of an issue.

Does M2M Help or Hinder Machine Control Performance?

Several of the engineers implementing device-level networks and Ethernet in our machines want more machine-to-machine communication capabilities to supposedly help our customers. Some of our managers are concerned that M2M traffic could quickly grow beyond our customers’ ability to monitor and control it, and so M2M might actually hinder machine...

Are Industrial HMI Screens Beginning to Look More Like Smartphones?

Along with the growing use of smartphones and other mobile devices used for remote HMI monitoring functions, we note that many operators and technicians are more comfortable with the touchscreens on a smartphone than on a conventional HMI.

Have You Jumped on the PAC Bandwagon?

We've used basic PLCs and I/O for machine control for a long time. Our machines have to do more than before, and we need more connectivity options and a more COTS, standards-based approach to hardware and programming.