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 ...

No matter what the application is, when a definite-purpose solution is required, time delay relays (TDRs) can provide simple, reliable, and economical control. Adjusting the delay time is often as ...

A friend once asked about the block of relays pinned to a board behind my car's dash. To him relays were the mysterious little boxes that some cars inexplicably required to operate a horn. More than ...

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 ...

In many residential properties worldwide, gaining access to deliver a package or visit someone involves punching in a gate code, using a physical key or key fob or relying on an audio intercom. These ...