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Safety networks have been around for a while. Devices are getting more connected, leading to a greater need to collect and share data. In tandem with this, safety networks are acquiring a more significant role in enabling flexible manufacturing and supporting Industrial Internet of Things (IIoT) initiatives. On the factory floor, where assembly lines need to change in accordance with consumer demand, adding or removing a part to the process can be a challenge.

Machine safety can be challenging, particularly when you need to pick a technology for your risk reduction strategy. In this article, four key concepts will be covered relating to safety interlocks that will help you fully understand the technology before you select a part number. Question 1: Do you need power-to-lock or power-to-unlock? The difference between power-to-lock and power-to-unlock has to do with whether energy is needed.