Over the years, control relays of various types have been used by the hundreds — even thousands — to control nearly every function in commercial and industrial processes. Today, many of those ...

To better understand the present state of the physical access control systems that are deployed in the market, HID Global conducted a survey of just over 1,000 respondents across a wide range of ...

This file type includes high resolution graphics and schematics when applicable. According to the research firm IHS Inc., about 54 million relays and timers were purchased in 2013, a number projected ...