Pick-to-Light Module: PTF-4N-4

PTF-4N-4 Pick-to-Light Display with 4-digit display


170 mm x 50 mm

This Pick by Light compartment display has, in addition to the standard functions, a display with four-digit numerical quantity display and a DUAL LED (2×7 colours). Depending on the required process sequence, it is possible to use this display to indicate a target compartment on a tray or picking trolley. It can be combined with other components as a system in a Pick by Light installation.

Depending on the picking process itself and the required quantities, this compartment display variant is used. The maximum number of pieces that can be displayed is 9999. Of course, it is possible to display container quantities by prefixing characters (such as A, H, P, U).

More information in the main article: Pick-to-Light

The most important terms in logistics

Notification, receipt of goods

Alternatively, in the Multi-Order-Picking process, target compartments (orders) on a picking cart could be displayed on this compartment display. Furthermore, additional functions (such as shortage correction or zero passage control) can be activated via the +/- keys or F key.

Why different names?


The method Pick-to-Light involves classic picking with the aid of compartment displays. The Pick-to-Light display shows the picking quantity directly on the storage compartment. The system receives the confirmation of the withdrawal mostly by pressing a button on the module.


The term is often used incorrectly and thus often confused with Pick-to-Light . The Pick-to-Light method is a Multi-Order-Picking method that focuses on distributing articles that have just been picked to different orders. The method is classically used in a Pick-by-Cart system.


The Put-to-Light method clearly defines a distribution of goods to the target compartments. A classic example is the replenishment in a flow rack.

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