A solid state relay (SSR), is an electronic device that silently switches loads on or off when an external voltage is applied to its control terminals. Their lack of moving parts and silent, quick switching are merely a few of the distinct advantages an SSR has over an electromechanical relay (EMR). Two and three pole…

AutomationDirect has added new models of Dold safety relays to their line of safety products. This addition includes more motor standstill monitoring relays with models that support muting, as well as safety relay extension modules with more outputs for safety system expansion. AutomationDirect www.automationdirect.com/safety-relays

A new line of signal relays is a candidate for low-level current switching in industrial applications, security devices, and test and measurement equipment. CUI Devices’ signal relays offer max switching currents of 2 A or 3 A in SPDT (1 Form C) or DPDT (2 Form C) contact forms. Boasting industry-best lead times, these low…

The J115F1K Series provides wide contact terminals for better heat transfer and a 1.8-mm contact gap to meet IEC safety standards. Heavy contact load is a hallmark of this high-performance relay. Robust in a lightweight and small package, the J115F1K Series relays are UL F class rated standard with UL and TÜV approval. CIT Relay…

AutomationDirect has added new phase and voltage monitoring relays from ProSense. The PMRU-2C series true RMS phase monitor relays protect 3-phase equipment from damage that can occur when there is a phase loss, phase reversal, phase unbalance, undervoltage, or overvoltage condition. These relays are designed to provide protection for most generator systems and applications that…

Automotive Relays range from low current up to 80 A with voltage ranging from 6 Vdc to 72 Vdc. PC pin and quick-connect mounting methods offer multiple choices for the design engineer, along with the option of mounting tabs in plastic and metal. Automotive relays can be found in just about every car, truck, tractor,…

Interstate Connecting Components (ICC), a division of Heilind Mil-Aero and a premier distributor of military and aerospace interconnects, is now stocking a broad range of MIL-SPEC electromechanical relays from TE Connectivity (TE). The relays fall under TE’s CII brand and are manufactured to QPL standards. They are also available at ICC’s parent company, Heilind Electronics.…

Electromechanical Plug-In Relays come with screw and push-in terminal sockets and accessories that include busbars, retention clips, ID tags, and protection module. The slim, compact design of the RPYS is ideal for electronic and automation panels with limited space. Its 13-mm-wide footprint saves customers more than 30% of utilized space when compared to other industrial…

New ProSense multi-mode and off-delay timer relays offer the flexible programmability of a multi-function and multi-range time delay relay together with a universal input voltage. The TRM series multi-mode timer relays provide an easy way to select time delay functions and time range options. Available models offer timing functions up to 10,230 hours, with various…

With the intuitive online tool myPNOZ Creator, users can assemble “their” myPNOZ: it’s delivered pre-assembled, set up and tested and so is a completely individualized system, ready to install. No programming knowledge is required to use myPNOZ Creator, as the logic links for the safety functions are defined on myPNOZ via the modules that are…

Norstat now offers a two-hand control relay specifically designed for use with mechanical push buttons in two-hand applications. The HR-2007 relay is a safety category 4, two-hand control relay designed specifically for dangerous work processes such as punching or pressing. The HR-2007’s simple design and slim 22.5-mm housing allows for fast and easy installation via…

Energy costs are a significant expense for companies in industries from manufacturing to commercial, transportation to retail, and even for businesses like marinas and campgrounds. But where do you begin the process of maximizing your operation’s energy efficiency? An investment in developing a sound energy master plan, based on guidance in the ISO 50001 standard,…

CARLO GAVAZZI has launched the NRG Series of EtherNet/IP, PROFINET, and Modbus Controllers and multifunction Solid State Relays. The NRG Series is designed for real-time communication with a controller, allowing machine builders to make informed decisions, solve urgent problems on short notice, and aid in the design of autonomous machines. By interfacing with machine controllers…

Designed specifically to comply with updated ISO 13849 Safety Category 2 requirements, this safety relay module helps users economically apply better and more appropriate safety measures IDEC Corporation announces the release of its new HR5S safety relay module. This latest addition to IDEC’s family of safety devices gives designers and OEMs more options to provide…

The new HR6S safety relay modul supports a wide variety of connections, input devices, and operating modes—and adds convenient diagnostic and status monitoring important for the growing number of manufacturing sites relying on important internet of things (IoT) data. Safety relays are crucial for monitoring safety-related inputs, and for protecting both machines and operators by…

AutomationDirect has added new Dold timer relays, which provide timed control for industrial controls and building automation applications. The MK series timer relays are ideal for applications such as process, machine tool, and safety control. These timers are available as cyclic, off-delay, on-delay, and multi-function types, with models that include up to 8 functions in…

New relays are candidates for tough environments and incorporate a modular cover in IP00 and IP20 versions. The range of items covers 125 A and 200 Vdc or 660 Vac. Overvoltage protection (input and output) comes as standard. The relays can be mounted on panels or on DIN rails. Switching options include synchronous, asynchronous and special synchronous.…

CARLO GAVAZZI has launched the RM1D Series, a comprehensive family of dc switching solid state relays. The RM1D Series is designed for applications that demand critical response times, rapid cycling, and high reliability. They’re suitable for use in transportation, off-grid and renewable energy systems that run off batteries, as well as dc heaters, solenoids, valves,…

Electric motors are absolutely essential to automating innumerable applications around the world. In most cases, the driving of motors — the supplying of electric power to them — requires some engineered system that must also be compatible with the motor’s winding arrangement. Because these motor-powering systems are often found employing or accompanying the other electrical […]

Top design objectives for control installations include capability, reliability, and cost effectiveness. Many new and retrofitted control panels employ components such as PLCs and even industrial PCs (IPCs) and programmable automation controllers (PACs) for advanced connectivity and control. It’s often appropriate to use these more complicated (and capable) options and remove or forgo electromechanical relays […]

Solid-state relays (SSRs) serve the same functions as electromechanical relays but are non-moving noncontact devices that can switch voltages to several hundred Vac for hundreds of thousands of cycles and beyond … which makes them useful for switching heating elements, motors, and transformers needing frequent and high-speed switching. ⚙️ Download this article (and the rest…

For some the words solenoid and relay conjure visions of an ancient electromechanical world now replaced by all-electronic devices, smart motors, and more. That almost makes sense, as these two components in various forms have been with us for over 150 years. But don’t be fooled: Both are still indispensable devices … and remain viable…

The ubiquitous nature of components for DIN-rail mounting makes this standard particularly helpful … especially when panel redesigns are in order. Here, a technician need only to unclamp components, slide them to their new locations, and reclamp them to the DIN rail. In addition, DIN rail prevents upside-down and other incorrect installation. A typical DIN […]

Download this article (and the rest in our connectivity series) at the Design Guide library. Terminal blocks are one variety of connector component for joining sections of electronic circuits in industrial applications. They include electrically conductive assemblies having wire-securing receptacles — all encased in monolithic plastic housing. Some terminal blocks have contact pads or legs…

Relays are electronic devices that accept current or voltage signals in an input circuit as a prompt to switch open or close another circuit or pilot device. In this way, relays are switches that are controlled by some other input. The output is to trigger a predictable state change in the connected system. Variations abound:…