LOP (Landing Operating Panel)

The Landing Operating Panel (LOP) is the control panel located outside the elevator on each floor. It allows users to call the elevator, select a floor, and sometimes control door operations. LOPs are an essential part of the elevator system for smooth floor-to-floor navigation.

Function & Location

• Function: Allows users on a floor to call the elevator and choose their travel direction.
• Location: Installed on each floor landing, usually near the elevator doors.
• Controls: Typically includes buttons for calling the elevator, door open/close buttons, and visual indicators.

Categories of LOP

By Display Type

• 7-segment LED display – shows floor number digitally
• Dot matrix display – grid of dots forming letters and numbers
• LCD display – advanced static information display
• Color TFT display – high-resolution color screen for detailed info

By Button Type

• Physical buttons – traditional press-type buttons
• Touch screen – modern touch-sensitive panels

By Material

• Stainless Steel (SS) – durable, finishes like hairline or mirror
• Titanium Mirror – high-end finish
• Glass – often used for touch-screen panels

By Installation Type

• Wall-mounted – integrated directly into the wall
• Boxed – complete box enclosure

By Control System

• Push Button Control – each button corresponds to a floor
• Collective Control – elevator collects all calls and serves them sequentially
• Destination Call Control – passengers select destination floor before entering the elevator