Weymouth, Mass. — Accommodating virtually any lock-out switching application in the electric power industry, a new series of lock-out relays (LORs) from Electroswitch provide reliable protection of ...

Here’s a really fascinating circuit that implements a combination lock using relays and logic gates. Even with the schematic and written explanation of how it works we’re still left somewhat in the ...

The Electroswitch Series 24 Serial Lock-Out Relay (SLOR) is an addressable network device (certified DNP 3.0 protocol) that provides remote trip and reset capability, trip-coil monitoring, IRIG-B ...

Single-coil latching relays find use in signal-routing, audio, and automotive systems. To maximize their usefulness and cut power consumption, these coil currents must flow in both directions. Current ...

When it comes to CES announcements, smart locks don’t often move the needle. Though how you lock your doors might not top the list of technological advancements, Aqara’s newest smart lock just might ...

Door interlocks are being used more frequently for facilities requiring a higher level of security, such as bio-medical facilities built to serve the healthcare industry. While some projects use ...