Measurement Computing has announced the USB-SSR24, a USB-based device for monitoring and controlling solid-state relays. It offers 24 channels of isolated I/O through standard-size OAC5/ODC5/IAC5/IDC5 ...

If you’re looking for a quick and easy way to control a few devices from your computer, a cheap USB relay board might be the ideal solution. These are fairly simple gadgets, consisting of little more ...

The USB-SSR24, with integrated screw terminals, features an all-aluminum enclosure to protect its electronics and wiring, and a built-in USB expansion port. The latter lets you chain up to five ...

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 ...