Allen-Bradley 497-0400540 Operator Interface Display

The 497-0400540 Operator Interface Display is an HMI / Operator Panel, panel-mounted interface used in industrial control systems to provide machine status, operator input, and process monitoring. It is commonly installed in control panels, automated machinery, packaging equipment, and OEM production systems requiring a local display interface for operators. Technical identifiers include Part Number PVC160204A and Alternate Part Number 497-0400540, and the unit is described as an industrial display assembly designed for machine control, process monitoring, and operator input. It is listed as a Legacy / surplus replacement component, suitable for control cabinets, production lines, process equipment, and custom OEM machinery where operators need access to alarms, machine status, settings, and operating commands.