stack lights

Why You Need More Than An Emergency Stop Button

On almost every machine, an emergency-stop pushbutton is essential, but is it required to have other operator input equipment and functionalities? The human-machine interface (HMI) includes a lot of buttons, indicators, data entry, and display options. However, it can’t replace all of the functions that indicator lights, alarm horns, pushbuttons, stack lights can provide. It […]

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