SIMATIC HMI Key Panels
In the past, operator input to a machine was only rarely possible without permanently wired operator controls. Whether you were dealing with emergency stop, pushbuttons, switches, indicator lights, or key-operated switches: All these controls had to be planned, ordered, installed, wired, labeled and maintained. Their time-consuming and often error-prone individual installation constituted a signif…
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In the past, operator input to a machine was only rarely possible without permanently wired operator controls. Whether you were dealing with emergency stop, pushbuttons, switches, indicator lights, or key-operated switches: All these controls had to be planned, ordered, installed, wired, labeled and maintained. Their time-consuming and often error-prone individual installation constituted a signif…