The new SIRIUS 3RK3 modular safety system (MSS) from Siemens Energy & Automation, Inc. is the ideal solution for applications that require the simplicity of safety relays and the added functionality ...

The New Programmable Control Unit (PCU) Bridges The Technology Gap Between Safety Relays and PLC Systems For Machine Builders/Users/Equipmetn OEMs The Programmable Control Unit (PCU) from Tapeswitch ...

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 ...

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 ...

Modular PLCs can be arranged in cabinets or mounted on rails for safety and security. These systems are larger and more costly than unitary PLCs but offer advantages such as ease of maintenance and ...