
Dahua ASGQ520C
Heavy-duty Dual-channel Pedestrian Access-Control System
Key Features
Premium Durability: Built from robust SUS304 brushed stainless steel with a 1.2 mm thick cabinet, a 2.8 mm thick main shaft, and 0.9 mm thick barrier bars.
High Reliability: Delivers a Mean Cycles Between Failures (MCBF) of at least 3 million operations.
Anti-Tailgating & Anti-Climb Protection: Engineered with a full-height barrier to prevent individuals from jumping over or tailgating, ensuring only one authorized person passes at a time.
Flexible Bi-directional Passing: Configurable for unidirectional or bidirectional entry/exit operations, supporting speeds up to 70 people per minute across two 600 mm (23.62") wide channels.
Integrated Access & Large Capacity: Equipped with a built-in controller and IC card readers supporting up to 100,000 users, 100,000 cards, and 100,000 logs.
Emergency Safety: Supports fire safety integration, leaving the fire passage normally open during emergencies.
Clear Status Signage: Features LED indicator lights displaying solid green for authorized access and solid red for no entry.
Outdoor Performance: Rated at IPX4 protection for reliable operation in general outdoor or indoor corporate and industrial environments.
Overview
The Dahua ASGQ520C Full Height Turnstile is a heavy-duty dual-channel pedestrian access-control system designed for high-security environments such as corporate campuses, industrial facilities, government compounds, schools, factories, parks, logistics centres and other controlled entrances. Manufactured from SUS304 stainless steel, the cabinet uses approximately 1.2 mm material, with a 2.8 mm main shaft and stainless-steel barrier bars. Each of its two lanes provides a standard 600 mm passage width, supports unidirectional or bidirectional movement, and the combined system can process up to approximately 70 people per minute. Dahua rates the mechanism for at least 3 million operating cycles, with LED indicators showing green for authorized access and red for no entry. Security functions are designed to discourage jumping and tailgating and to allow one authorized person per rotation, while the turnstile supports second authentication, memorized entry/exit passage data and automatic free passage during configured fire-emergency conditions. The ASGQ520C includes two embedded access controllers and IC card readers, supports up to 100,000 users, 100,000 cards and 100,000 records, and provides dual Ethernet, RS-485, RS-232 and Wiegand interfaces along with alarm, fire and entry/exit unlock ports. It operates from 100–120/200–240 VAC, is rated IPX4, supports indoor/outdoor deployment from approximately -25°C to +70°C, and measures about 2200 × 1300 × 2230 mm. The related Dahua ASGQ220C provides the same full-height security principle in a more compact single-channel configuration, making it suitable where only one controlled pedestrian lane is required. It retains the SUS304 stainless-steel construction, 600 mm passage width, ≥3-million-cycle MCBF, bi-directional operation, LED status indication, IPX4 protection and fire-emergency free-passage functionality, while handling up to approximately 35 people per minute. The ASGQ220C incorporates one access controller and one IC card reader and supports up to 100,000 users, 100,000 cards and 100,000 records, with Ethernet, RS-485, RS-232, Wiegand, alarm, fire and unlock interfaces available for integration. Overall dimensions are approximately 1400 × 1300 × 2230 mm, with working power consumption up to around 60 W, and the same broad operating range of approximately -25°C to +70°C. In practical project selection, ASGQ220C is ideal for a single secure lane, while ASGQ520C is the stronger choice for higher-volume dual-lane entrances; both share the same core 120° full-height rotating architecture, embedded card/access-control capabilities and outdoor-rated construction. For VEGA Digital IT Solutions LLC’s Dahua integration projects across the UAE, the ASGQ520C and ASGQ220C can be delivered as complete high-security pedestrian entrance-management solutions. Installation can begin with site survey, pedestrian-flow analysis and lane-capacity planning, followed by reinforced base preparation, precise frame assembly and anchoring, 100–240 VAC power provision, Cat6/network cabling, RS-485/RS-232/Wiegand wiring, access-reader integration and fire-alarm/emergency-release connection. VEGA Digital can integrate the turnstiles with Dahua IC/RFID readers, facial-recognition terminals, fingerprint authentication, QR visitor credentials, attendance systems, visitor-management platforms and centralized access-control software, while configuring single- or bi-directional passage, second authentication, user/card databases and event recording. Final commissioning can include rotor alignment, one-person-per-rotation and anti-tailgating checks, LED status verification, credential authorization, fire-emergency free-passage testing, network/event-log validation and operator training, providing a complete Dahua full-height access-control solution for offices, industrial facilities, schools, government sites, parks and high-security developments throughout Dubai and the wider UAE.
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