library people

(printable version)

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Liberty PX

Detection System

Blue divider bar

Design/Install options

Coverage up to 72” wide corridor

Unlimited number of corridors

Variety of mounting options including direct mount, base plate or buried cable

Meets ADA requirements

Excellent Security

Designed for use with Checkpoint RF tags

Uses Digital Signal Processing

Audible and visual alarm

Safe for all media types

Advanced filtering algorithms maximize alarm integrity

Reliable Performance

Wide-aisle detection capability

Independent lattice alarms allow easy alarm detection

Lattices can be disabled/enabled individually

High-durability base protects electronics from dust, cleaning fluids, etc.

Lattice Dimensions

68” h x 19.75” w x 1.5” d

(1727 mm x 502 mm x 38 mm)

Base Depth: 4.25” (108mm)

Lattice Construction

Frame: Textured, molded-through color, impact resistant SMC plastic

Frame Endcaps: Brushed stainless steel

Base: Texture, molded-through color, impact resistant injection-molded plastic

Weight: 25 lbs. (11.4kg)

Energy Profile

100-240V,1.6 A max.
50-60 Hz. Remote Alarm
60-70 VA power supply
Energy Star rated (U.S.)

Accessories Available

Patron Counters
Remote alarm


Distributed exclusively by 3M


Checkpoint is a registered trademark of Checkpoint Systems, Inc.

High performance, wide aisle detection

The Liberty PX offers exceptional tag discrimination and wide-aisle detection capability in a slim, unobtrusive package. The Liberty product line represents the ultimate in radio frequency (RF) detection systems, featuring patented Digital Signal Processing (DSP) technology. Liberty PX is engineered from impact-resistant, molded through-color thermoplastic for maximum durability.

checkpolint px library security