Smaller, more reliable, and with greater accuracy than in the recent past, sensors maintain a special place in industrial applications where hazardous conditions, high temperatures and pinpoint accuracy requirements are the norm. Here are several articles, published over the past half-dozen years that show the progress and the intricacies of sensor use in industrial environments. Also check out the two bonus slideshows! Just click on the title of the article. Enjoy.
A current sensing tutorial—Part I: Fundamentals (Part II, Part III, Part IV)
Pete Semig and Collin Wells, Texas Instruments