Product Type: Intelligent variable lane traffic control sign
Application: Urban arterial roads, tidal lanes, intersections with time-based traffic variation
Product Overview
Lane control signs are intelligent traffic management devices designed to dynamically adjust lane direction and usage status according to road marking layouts and real-time traffic conditions. By switching directional arrows, red cross indicators, or lane status symbols, the system enables real-time reconfiguration of lane functions.
This equipment is widely used in urban main roads, reversible lanes (tidal flow lanes), and other road sections where traffic volume changes significantly between peak and off-peak periods.
By enabling flexible lane allocation in both time and spatial dimensions, the system improves road utilization efficiency and supports more refined traffic control strategies.
As a smart terminal display unit, it can also be integrated with traffic flow detection systems and intelligent control platforms to support adaptive intersection signal optimization and improve overall traffic throughput.
Core Functional Features
Dynamic Lane Management for Higher Efficiency
The system enables real-time adjustment of lane direction and usage status, improving road capacity utilization and traffic flow efficiency in complex urban environments.
Intelligent Traffic Adaptation Control
When integrated with signal control systems, the device can automatically adjust lane indications based on real-time traffic volume data, supporting optimized traffic distribution strategies.
High-Visibility Active Lighting System
All key display elements—including arrows, text symbols, lane borders, and red cross indicators—are actively illuminated. This ensures clear recognition under nighttime conditions, rain, fog, and other low-visibility environments.
Flexible Multi-Mode Operation
The system supports multiple display modes and control configurations, allowing adaptation to different intersection layouts and operational requirements.
Technical Specifications
Product Variants
Variable Lane Sign / Tidal Lane Sign
Structural Parameters
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Dimensions: 1000 × 1500 mm (both types)
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Panel Material: 2 mm aluminum plate + 1.2 mm galvanized steel sheet
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Protection Level: IP55 (LED module uses potting encapsulation process)
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Wind Load Resistance: ≥ 1.5 kN/m²
Electrical Parameters
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Power Supply: AC 176–264V / 47–63Hz
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Rated Power Consumption: ≤ 30 W
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Electrical Strength: 1500 VAC / 1 min
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Operating Control: Traffic signal controller or independent control box (model dependent)
Optical Performance
Light Control Functions
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Daytime: border and lane outline lights OFF
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Nighttime: border and lane outline lights ON
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Arrow brightness levels: 100% / 75% / 50% adjustable
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Red cross indicator (where applicable): 100% / 75% / 50% adjustable
Luminance Performance
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Day mode brightness: ≥ 8000 cd/m² (automatic dimming supported)
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Night mode brightness: ≤ 3000 cd/m²
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Luminance uniformity: ≥ 90%
Optical Characteristics
Environmental Conditions
System Integration Capability
Lane control signs can be connected with intelligent traffic signal systems to enable:
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Real-time traffic flow analysis
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Adaptive lane assignment strategies
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Coordinated intersection control
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Dynamic congestion management
This allows traffic authorities to optimize lane usage based on actual demand rather than fixed infrastructure constraints.
Summary
Lane control sign systems provide a flexible and intelligent solution for modern urban traffic management. By combining active LED display technology with real-time control capabilities, the system enables dynamic lane reconfiguration, improved traffic distribution, and enhanced roadway efficiency.
Suitable for urban roads, expressways, and tidal flow management zones, this equipment supports advanced intelligent transportation system (ITS) applications and contributes to safer and more efficient traffic operations.
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