ZKTeco FBL 720 Dual Lane Flap Barrier Turnstile

KTI02008004FB72

Product Description

The ZKTeco FBL 720 is an intermediate dual-lane modular flap barrier turnstile engineered for high-throughput pedestrian access control in multi-lane configurations.

Make / Brand: ZKTeco
Model: FBL 720 (FBL720)
Barrier Type: Dual-lane retractable flap barrier (lane-builder unit)
Lane Passage Width: 600 mm
Throughput Speed: Up to 30 people per minute
Opening Speed: 0.8 seconds
Operational Acoustic Noise: ≤30 dB
Cabinet Material: SUS304 stainless steel
Lid Material: SPCC with black baking paint
Flap Barrier Wings: Acrylic (retracting)
Cabinet Dimensions (L x W x H): 1200 mm x 300 mm x 980 mm
Power Supply Requirements: AC 100V–120V / 200V–240V, 50/60 Hz
Mean Cycles Between Failures (MCBF): 5 million cycles
Security Classification: Medium
Operating Temperature & Humidity: -28°C to 60°C; 5% to 80% RH
Operating Environment: Indoor / Sheltered Outdoor
Access Control Compatibility: Dry contact relay and Wiegand inputs supporting RFID card readers, biometric fingerprint readers, visible light facial terminals, and QR code scanners
Safety Features: Emergency fail-safe automatic retraction upon power loss, integrated LED directional indicators, and anti-collision arm protection

KTI02008004FB72

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Product Details
Available Brands	ZKTeco
Unit	Numbers
HSN Code	86080090
Dimension	L 120 x W 30 x H 98 cm cm ft in m
Warranty	12 Months Warranty
Tags/categories	Automation Automatic Entry Solutions Flap Barrier Turnstile Flap Barrier

Usually dispatched within 14 days

About this product .

The ZKTeco FBL 720 is a heavy-duty dual-sided modular flap barrier turnstile cabinet engineered specifically as a lane builder to expand multi-lane entrance control configurations. Built with a corrosion-resistant SUS304 stainless steel cabinet and a cold-rolled SPCC steel top lid finished in durable black baking paint, the unit provides robust mechanical defense against industrial and commercial wear. The barrier wings are constructed from premium transparent acrylic, delivering an aesthetically refined yet secure physical barrier for modern architectural entryways.
Equipped with a precision electromechanical drive system, the turnstile features smooth retracting barrier movement with an opening speed of just 0.8 seconds. This rapid operational cycle enables high-volume pedestrian throughput of up to 30 individuals per minute, minimizing entrance bottlenecks during peak shift changes. The movement operates with an acoustic noise profile of 30 dB or lower, making it well-suited for noise-sensitive corporate reception areas and quiet administrative lobbies.
Designed as an intermediate dual-lane unit within the FBL700 series, the FBL 720 incorporates retractable flaps on both cabinet faces to support two adjacent lanes simultaneously, each maintaining a standardized passage width of 600 mm. Operating on universal AC 100V to 120V or 200V to 240V power at 50/60 Hz, the turnstile delivers a rated Mean Cycles Between Failures (MCBF) of 5 million cycles, ensuring prolonged industrial durability and dependable duty cycles.
The system features universal integration capabilities, interfacing seamlessly via standard dry contact relays and Wiegand connections with biometric fingerprint terminals, facial recognition devices, RFID proximity card readers, and QR code scanners. Integrated high-visibility LED directional indicators guide authorized pedestrians intuitively through the checkpoint while displaying explicit green passage and red denial signals to security personnel.
Operational safety is prioritized through an intelligent emergency retraction mode, which automatically withdraws the acrylic flaps into the cabinet during power failures or fire alarm triggers to guarantee an unobstructed emergency egress route. Additionally, an integrated anti-collision mechanism permits the barrier wing to yield under sudden forced physical impact, safeguarding the internal gearbox and drive mechanism before returning automatically to its calibrated home position.
Engineered for high-traffic environments, the FBL 720 operates reliably across an extended ambient temperature range of -28°C to 60°C and relative humidity levels between 5% and 80%. It is engineered for indoor installations as well as sheltered outdoor entryways protected by weather canopies, serving corporate headquarters, metro transit hubs, commercial centers, government offices, and institutional banking premises.
Routine maintenance involves periodically wiping down the SUS304 stainless steel housing and inspecting the optical infrared sensor channels for dust or particulate accumulation. During installation, the chassis must be connected to a verified protective electrical grounding point to prevent electrostatic buildup and protect users and internal electronics against electrical hazards.

Product Information .

Corporate Offices Worship Places Shopping Malls, Showrooms Airports Railways, Bus Stations Conference Rooms Auditorium Pedestrians, Cyclist

ZKTeco FBL 720 System Architecture & Integration Compatibility

The ZKTeco FBL 720 (KTI02008004FB72) is engineered as an intermediate modular lane-builder unit within the ZKTeco FBL700 product line. Designed to install directly between adjacent entry and exit corridors, the dual-sided cabinet allows security installers and system integrators to scale up multi-lane pedestrian checkpoints without duplicating separate master housings. Mechanically and dimensionally aligned with the FBL700 series envelope (1200 mm length, 300 mm width, and 980 mm height), each unit provides dual retracting barrier mechanisms that maintain standardized 600 mm pedestrian passage widths across all configured lanes.

Access Control Reader & Controller Interfacing

The turnstile control system integrates with access control systems via industry-standard dry contact relay inputs and Wiegand interfaces. The internal mainboard accepts rapid trigger signaling to open the acrylic wings within 0.8 seconds, achieving throughput rates up to 30 people per minute. The barrier housing and control architecture are compatible with the following authentication peripherals:

RFID Card Readers: Supports surface or integrated mounting of ID and IC proximity card readers.
Biometric Terminals: Interoperable with fingerprint verification devices and visible light facial recognition terminals.
Optical Code Scanners: Compatible with stationary 1D/2D QR code scanners for mobile ticketing, temporary visitor passes, and credential barcodes.
Centralized Access Controllers: Connects to third-party or OEM multi-door access control panels via input relays for coordinated directional locking.

Directional authorization is synchronized with the unit's integrated LED indicators. These visual displays link with internal logic boards to present green passage arrows or red restriction signals based on reader transaction validation.

Life-Safety and Emergency System Compatibility

The FBL 720 incorporates dedicated emergency mode integration to comply with facility life-safety requirements. An emergency signal input via dry contact allows fire alarm control panels (FACP) or remote master push-buttons to override normal access states instantly. Upon activation or during an AC power loss, the internal drive retracts the acrylic barrier wings fully into the SUS304 stainless steel housing, opening an unobstructed 600 mm pathway for pedestrian evacuation.

Electrical & Environmental Infrastructure Compatibility

The internal power supply accepts global utility standards, operating reliably on AC 100V–120V and AC 200V–240V at 50/60Hz. Safe installation requires a dedicated protective earth grounding connection bonded directly to the chassis to prevent electrical interference and personal hazard. Designed for an operating thermal envelope of -28°C to 60°C and 5% to 80% non-condensing relative humidity, the turnstile is compatible with indoor lobbies and sheltered outdoor environments where an overhead canopy protects the SPCC lid (with black baking paint), SUS304 stainless steel cabinet, and optical infrared sensors from direct rainfall.

ZKTeco FBL 720 Mechanical Layout, Electrical Wiring, and Integration Setup

Site Preparation and Multi-Lane Layout Architecture

The ZKTeco FBL 720 is an intermediate dual-lane builder unit engineered to construct multi-lane entrance control barriers within the FBL700 product family. When configuring an entrance layout, each FBL 720 serves as a shared central partition separating two adjacent 600 mm pedestrian lanes. Civil planning must accommodate the physical footprint of the unit, which measures 1200 mm in length, 300 mm in width, and 980 mm in height.

The installation floor must consist of a level, stable concrete surface capable of firmly anchoring the SUS304 stainless steel cabinet. Conduits for power, access control signals, and peripheral cabling must be routed from sub-floor ducts through the bottom entry points of the cabinet before bolting the chassis to the ground. For outdoor facilities, the turnstile requires a sheltered canopy overhead to operate reliably within its designated ambient temperature range of -28°C to 60°C and relative humidity range of 5% to 80% non-condensing.

Mains Power Hookup and Chassis Grounding

The FBL 720 is compatible with dual-voltage input ranges, operating on AC 100V–120V or AC 200V–240V at 50/60Hz. Prior to applying power, verify that the site voltage matches the power supply specification on the internal terminal blocks.

Protective Earth Connection: A dedicated, reliable protective grounding line must be directly terminated onto the system protection ground terminal of the turnstile chassis. Proper grounding is mandatory to prevent personal injury, mitigate electrical interference, and protect internal motor drive components.
Cable Segregation: High-voltage AC mains lines must be kept physically separated from low-voltage signal cabling to eliminate electromagnetic induction that could trigger sensor errors.

Access Control and Peripheral Signal Wiring

The internal control board interfaces with third-party and native access control hardware via dry contact relay inputs and Wiegand connections. Field technicians can integrate the FBL 720 with RFID readers (ID and IC), biometric fingerprint readers, visible light facial recognition terminals, and QR code scanners.

Terminal Interface	Peripheral Type	Functional Description
Relay Input (NO/COM)	Biometric / Facial / QR Terminals	Transmits momentary dry contact pulse to trigger the 0.8-second barrier retraction cycle.
Wiegand Port	RFID Readers (ID / IC)	Routes card credential data directly to access management controllers.
Indicator Output	Integrated LED Displays	Drives status and directional LED signals to visually guide authorized pedestrian flow.

Commissioning, Sensor Alignment, and Emergency Mode Validation

Once mechanical installation and electrical terminations are complete, remove the SPCC lid (finished with black baking paint) to access internal mechanical adjustments and sensor electronics. Align all opposing optical infrared detection sensors across each 600 mm passage lane. Ensure that the sensor lenses are clean and free of dust or obstructions, as blocked optical paths will trigger unauthorized entry alarms or prevent the retracting acrylic flaps from closing.

Perform operational testing to verify that pedestrian throughput can achieve up to 30 people per minute with opening acoustic noise remaining at or below ≤30 dB. Validate the built-in anti-collision mechanism by applying an external resistance against the acrylic wing; the mechanism must yield to protect internal drive components and smoothly auto-reset once the load is removed. Finally, cut mains power to confirm that the emergency mode functions correctly, ensuring the acrylic flaps automatically retract completely into the SUS304 cabinet to provide an unobstructed evacuation corridor.

Preventive Maintenance and Servicing Guidelines for ZKTeco FBL 720

Routine maintenance preserves the 5-million-cycle Mean Cycles Between Failures (MCBF) rating of the ZKTeco FBL 720 dual-lane flap barrier turnstile. Designed for continuous operation at pedestrian throughput rates reaching up to 30 people per minute, the modular lane-builder housing requires planned inspection of mechanical drive systems, optical detection arrays, cabinet materials, and emergency retraction pathways.

Cabinet Enclosure and Surface Care

The FBL 720 chassis measures 1200 mm in length, 300 mm in width, and 980 mm in height, featuring a main body constructed from SUS304 stainless steel and an upper lid manufactured from SPCC finished with black baking paint. Routine care prevents environmental contaminants from degrading these protective finishes.

SUS304 Stainless Steel Housing: Wipe the exterior stainless steel panels using a clean, non-abrasive microfiber cloth dampened with neutral industrial cleaning agents. Avoid chloride- or acid-based cleaners that could compromise the stainless surface. Clean along the grain direction to prevent surface marring.
SPCC Top Lid: Clean the black baking paint surface on the SPCC lid using a soft, damp cloth to remove fingerprint grease and surface dirt. Ensure no liquid seeps past the lid seams into the internal electronics enclosure.
Acrylic Retracting Wings: Clean both retractable acrylic barrier wings with dedicated plastic cleaner or mild soapy water using soft cloths. Avoid abrasive pads or harsh chemical solvents that cause surface scratching, clouding, or stress cracking on the acrylic barrier material.

Infrared Sensor Array Cleaning and Inspection

Pedestrian detection across the 600 mm lane width relies on optical infrared sensors mounted along the internal turnstile sidewalls. Accumulation of ambient dust, grime, or physical debris on these optical sensor windows directly leads to false operational alerts, such as unauthorized access alarms, or prevents the retracting barrier wings from closing properly after passage.

Inspect optical sensor lens covers weekly in high-dust industrial, metro transit, or public commercial environments.
Clean transmitter and receiver optical lenses using a clean, dry, lint-free cloth or an optical-grade cleaning swab.
Verify that no external signage, stickers, or physical obstructions interfere with the infrared beam transmission paths across the 600 mm passage corridor.

Mechanical Drive and Anti-Collision Mechanism Verification

The FBL 720 features a rapid 0.8-second wing retracting action operating at low acoustic noise levels of ≤30 dB. To maintain smooth motion and avoid unnecessary mechanical wear, check the following mechanical sub-assemblies during scheduled preventive service:

Anti-Collision Protection: The FBL 720 includes an anti-collision swing arm mechanism designed to yield at an angle when impacted by external force, safeguarding internal drive components. Once the external force is removed, the barrier arm must automatically reset to its home position. Periodically verify smooth automatic resetting and ensure mechanical pivots are free of physical resistance.
Wing Alignment: Inspect the acrylic wings in both the fully extended (closed) and fully retracted (open) positions. Confirm that both barrier wings align flush within the turnstile chassis during opening to maintain the unobstructed 600 mm lane width.
Operational Sound Profile: Observe barrier cycling to ensure acoustic noise levels remain at or below the rated ≤30 dB threshold during the 0.8-second opening sequence. Increased mechanical sound indicates misalignment or mechanical drag within the internal drive assembly.

Electrical Connections, Grounding, and Emergency Mode Testing

Electrical safety and fail-safe operation are essential operational parameters for the FBL 720 modular turnstile system:

Chassis Protective Grounding: Ensure the protective ground wire is securely fastened to the turnstile chassis frame to eliminate electrical hazards and protect sensitive internal electronics. Check grounding terminal tightness and continuity during every scheduled service.
Input Power Stability: Verify stable supply voltage within the rated AC 100V–120V or 200V–240V tolerance at 50/60Hz across terminal blocks. Inspect internal cabling harnesses for signs of pinch damage, heat fatigue, or loose terminal screw connections.
Emergency Mode Retraction Test: Test the emergency mode functionality periodically. When an emergency signal is received or primary AC power is interrupted, the acrylic flaps must automatically retract into the chassis to open an unobstructed egress lane for site evacuation.

Environmental Tolerance and Operating Conditions

The FBL 720 is engineered to operate within an ambient temperature range of -28°C to 60°C and a non-condensing relative humidity range of 5% to 80%. When deployed in outdoor environments, verify that overhead canopy shelters remain intact to shield the turnstile cabinet, SPCC lid, acrylic wings, and infrared optical sensors from direct rainfall and extreme weather exposure.

Industrial and Enterprise Use Cases for the ZKTeco FBL 720 Flap Barrier

The ZKTeco FBL 720 (FBL720) is engineered as an intermediate dual-sided lane builder unit within the FBL700 turnstile family. Fabricated with a SUS304 stainless steel chassis, an SPCC lid finished with black baking paint, and retracting acrylic barrier wings, the system is designed to form seamless multi-lane access arrays. Providing a standard 600 mm lane passage width and handling throughput rates of up to 30 people per minute with a swift 0.8-second opening speed, the FBL 720 serves facility managers and security integrators who require structured, automated pedestrian access management across high-traffic enterprise environments.

Corporate Headquarters and Multi-Tenant Commercial Towers

In modern corporate lobbies and multi-tenant commercial offices, access control infrastructure must combine high aesthetic standards with low operational acoustic interference. The FBL 720 operates at an acoustic noise rating of ≤30 dB during flap opening, allowing large numbers of employees and authorized visitors to clear turnstiles without disrupting quiet reception areas. System integrators frequently configure the FBL 720 with RFID proximity readers, biometric fingerprint readers, or visible light facial recognition terminals via Wiegand and dry contact relays. The integrated LED indicators provide visual status cues to guide pedestrian flow cleanly during peak morning and evening shift changeovers.

Mass Transit Hubs and Railway Infrastructure

Public transportation nodes—including metro transit stations, suburban rail hubs, and regional bus terminals—experience high pedestrian volumes that place continuous mechanical stress on barrier components. Rated for a Mean Cycles Between Failures (MCBF) of 5 million cycles, the FBL 720 handles continuous cycles without rapid mechanical degradation. Its retracting acrylic flaps clear the 600 mm walkway in 0.8 seconds, preventing queuing bottlenecks in concourses. Furthermore, the unit features an internal anti-collision mechanism where the barrier arm yields under unauthorized forced push or accidental luggage impact, protecting the internal drive movement before automatically returning to position.

Government Facilities and Financial Institutions

High-security civic assets, such as municipal administrative buildings, central banking branches, and government offices, require medium security level segregation between public and restricted zones. The FBL 720 functions as an automated checkpoint that prevents unauthorized passage while recording verified transactions from access control panels. In the event of building emergencies or primary mains electrical failures, the FBL 720 automatically engages emergency mode, retracting its acrylic wings fully into the 1200 mm x 300 mm x 980 mm cabinet to establish an unblocked escape corridor.

Educational Campuses and Healthcare Networks

University entrances, research institutes, and hospital complexes utilize the FBL 720 to manage diverse user credentials, supporting RFID student cards, staff biometrics, and visitor QR codes. Because the system is rated for operating temperatures from -28°C to 60°C and relative humidity levels between 5% and 80%, it deploys reliably in climate-controlled indoor vestibules as well as outdoor covered access checkpoints sheltered beneath a protective canopy.

Deployment Specification Summary

Operational Metric	System Specification	Deployment Relevance
Throughput Rate	Up to 30 people/min	Mitigates pedestrian queue formation at shift changeovers
Opening Velocity	0.8 seconds	Rapid wing retraction maintains rapid walkway clearance
Passage Width	600 mm	Standard commercial pedestrian lane dimension
Noise Level	≤30 dB	Maintains quiet operation in corporate reception lobbies
Mechanical Durability	5 million cycles (MCBF)	Engineered for sustained operation in transit and campus hubs
Cabinet Build	SUS304 Stainless Steel / SPCC Lid	Resistant housing for indoor and sheltered outdoor facilities
Emergency Response	Automatic wing retraction	Failsafe lane clearance during alarms or power interruptions

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