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Sensor do estado da estrada

The Veswe Road Condition Sensor is a high-performance, multi-parameter device engineered to monitor road temperature, water accumulation, ice thickness, and snow depth. Utilizing an advanced non-contact measurement method, it provides accurate data without requiring physical road penetration or causing surface damage.

Equipped with a built-in heated lens, it effectively prevents icing and frosting in cold weather. Its rugged housing features anti-corrosion treatment for rain resistance, while the integrated laser light source and optical filter ensure immunity to ambient light interference. Ideal for intelligent transportation systems (ITS) and highway maintenance, it delivers reliable all-weather performance.

  • Model: VRS-LMK-N01-1-EX
  • MOQ: 1 PCS
  • Prazo de entrega: no prazo de 24 horas
  • Informe-se sobre o preço agora

Informações: Email: contact@veswe.com | WhatsApp: +8613418148929

 

Sensor do estado da estrada

The Eyes of the Highway – Intelligent
Imagine a guardian standing watch over a winding mountain pass, seeing what human eyes miss. This is the power of our advanced Road Condition Sensor. Designed for Intelligent Transportation Systems (ITS), this device detects seven critical variables simultaneously: dry, wet, or standing water conditions, road surface temperature, water film height, ice layer thickness, and snow depth. Powered by a precise laser light source, this road weather sensor operates without touching the ground, ensuring zero damage to the asphalt. Whether you call it a pavement sensor, an rwis sensor, or a smart motorway sensor, its mission is clear: to provide real-time, non-contact data that keeps traffic flowing safely. With features like lens self-heating and dual circuit protection, this Road Condition Sensor is built to withstand the harshest winters while delivering the clarity needed for proactive maintenance.

Sensor do estado da estrada

Seeing Without Touching – The Non-Contact Revolution
Why embed sensors when you can observe from afar? Our Road Condition Sensor utilizes cutting-edge remote sensing technology to acquire road information from a distance. Imagine a red conical beam projecting onto the highway, instantly analyzing the surface to reveal: “Standing Water, Slipperiness Index 0.5, Temp 20°C.” This non-contact detection method eliminates the need for invasive installation, making it perfect for high-speed corridors where traditional highway sensors are impractical. Unlike a simple road temperature gauge or a buried pavement temperature sensor, this unit acts like a sophisticated traffic lidar, scanning the surface continuously. It’s the ultimate sensor road solution for urban overpasses and rural highways alike, providing a roadwatch temp sensor capability that never sleeps.

Sensor do estado da estrada

Total Situational Awareness – Multi-Parameter Measurement
A single number isn’t enough; you need the whole picture. This Road Condition Sensor is a master of multi-parameter measurement, capturing road temperature, surface status, water film height, ice thickness, and snow depth all at once. Visualize the difference: a city expressway under clear skies, a snowy mountain pass, a rain-slicked urban street. In each scenario, this road surface sensor provides comprehensive data. It functions as a highly accurate road ice sensor when temperatures drop and a precise water film detector during storms. While a basic road temperature thermometer might tell you it’s cold, this Road Condition Sensor tells you why it’s dangerous. It’s the brain behind modern traffic monitoring sensors, enabling autonomous vehicles and traffic centers to react instantly to changing environments.

Sensor do estado da estrada

Built to Last – Dual Circuit Protection
Reliability is non-negotiable in critical infrastructure. Our Road Condition Sensor features a robust DC power supply circuit with dual safeguards: anti-reversal protection and an auto-reset fuse design. Imagine installing a sensor highway unit and accidentally swapping the polarity; this device protects itself from damage. Or consider a power surge during a storm; the auto-reset fuse recovers automatically, minimizing downtime. This electrical resilience ensures that your rwis sensor network stays online even during field servicing errors or harsh industrial conditions. It’s the peace of mind that comes with knowing your road weather sensors are as tough as the roads they monitor.

Sensor do estado da estrada

Clarity in the Cold – Lens Self-Heating Technology
Winter is the enemy of optics, but not for this Road Condition Sensor. Equipped with a built-in lens heating element, it effectively prevents frosting, fogging, and snow accumulation on the optical window. Picture a blizzard raging, snowflakes swirling, yet the lens of this road surface temperature sensor remains crystal clear, glowing with active warmth. Whether in low-temperature environments, high-humidity coastal regions, or heavy snowfall, this feature ensures uninterrupted operation. It transforms a standard road temp sensor into a reliable winter warrior. No more blind spots during the most critical times; this Road Condition Sensor sees through the storm, acting as a dependable roadwatch road temperature monitor when you need it most.

Sensor do estado da estrada

Command Center in Your Pocket – Real-Time Mobile & PC Monitoring
Data is only useful if you can access it. Our Road Condition Sensor connects seamlessly to a cloud-based platform accessible via Mobile APP, WeChat Mini Program, or Desktop Client. Operators can view real-time data from every station, download historical data for trend analysis, and manage accounts with hierarchical permissions. But the true power lies in over-limit alerts: instant push notifications via SMS, email, or phone call when thresholds are exceeded. Imagine getting an alert for black ice formation before the first car slips. This connectivity elevates a simple road temp roadwatch device into a central nervous system for traffic safety. It empowers teams to manage traffic sensors on highways and intersection sensors with unprecedented speed and precision.

Sensor do estado da estrada

Unstoppable Performance – Guaranteed in Harsh Weather
Nature throws everything at our infrastructure, and this Road Condition Sensor stands firm. Treated with anti-corrosion coatings, it withstands rain, salt spray, and UV exposure, proving its worth as a durable pavement sensor. Its simple structure ensures high stability, low energy consumption, and easy maintenance—critical for remote interstate highway sensors. Whether sprayed with a high-pressure water jet or mounted against an alpine backdrop, this unit proves its waterproof durability. It’s not just a road temperature sensor; it’s a resilient sensor highway asset designed for minimal upkeep. From city crosswalks to mountain passes, this Road Condition Sensor delivers consistent performance, ensuring that your traffic sensors on roads are always ready to protect lives.

Sensor do estado da estrada

Preventing Disaster – Detected Road Hazard Scenarios
The ultimate goal is prevention. This Road Condition Sensor identifies five common deadly hazards: road icing (black ice), snow accumulation, standing water, heavy rainfall, and blizzards. Each scenario triggers specific alerts, serving as a visual reference for automated responses like dynamic speed limits or dispatching salt trucks. Think of it as a marwis sensor or a roadwatch sensor that never misses a detail. While a basic precise road temp sensor might miss the formation of invisible ice, this advanced Road Condition Sensor catches it instantly. It supports proactive safety measures, turning raw data from road and air temperature sensors into actionable intelligence. When you deploy this Road Condition Sensor, you aren’t just measuring weather; you’re saving lives.

veswe Road Condition Sensor

The road condition sensor, also known as the road surface sensor or remote sensing road sensor, is a key device that uses advanced remote sensing technology to monitor road conditions in real time. It uses a non-contact detection mode to accurately measure road conditions such as ice, snow, water and their thickness by emitting light and receiving spectral information reflected by the road surface.

Road sensor features

The working principle of the road condition sensor is spectral analysis technology. Its built-in transmitting light source can emit monochromatic light of a single wavelength, which is focused by a lens and irradiated onto the road surface. Due to the different road materials and conditions, the intensity and spectral characteristics of the reflected light are also different. The spectral receiving unit in the road condition sensor can accurately measure the intensity and wavelength of the reflected light. After analysis by the processing unit, it finally outputs the analysis results of the road condition, such as dry, slippery, icy and other conditions. The DC power supply circuit of this device has a dual design of anti-reverse connection and self-recovery insurance. Road condition sensors are widely used in various traffic scenarios, including highways, urban roads, airport runways, bridges and tunnels, etc.

Road sensor datasheets

Alimentação eléctrica11~28V DC
Consumo de energia1.5W (heating power 13w)
Output methodRS485
Measure distance and diameter2-10m, 25cm
Angle range0~60°
Road surface conditionsdry, damp, wet, waterlogged, iced, snowy
Water thickness0.00~2.00mm
Ice thickness0.00~2.00mm
Snow thickness (optional)50mm~2500mm
Road surface temperature-30℃~60℃
Wetness0.00~1.00 (dangerous~dry)
Update interval20s
Ambiente de trabalho-40~60℃, not more than 95% (30℃)

Road Condition Sensor Installation

Step 1
1. Take the road condition sensor out of the packaging box, and check the equipment accessories carefully against the packing list of the instruction manual.
2. Carefully read the instruction manual and certificate of the road condition sensor.
3. Choose a suitable location to install the road condition sensor. The package provides a cross arm and mounting clamp. First install the sensor on the cross arm.

Step 2
Then use the clamp to fix the cross arm and the device together on a 75mm vertical pole.

The pole is not included in our product list. You can prepare it yourself or buy it from our company at an additional cost.

Step 3
Adjust the road condition sensor according to the measurement distance requirements of the installation location. On the one hand, the installation height can be adjusted, and on the other hand, the angle between the sensor and the mounting bracket can be adjusted. These two methods can meet the requirements of the measurement position. When adjusting the angle, you can configure the software to view the installation angle value of the device. The recommended range is between 10~40°.
(Note: According to the installation angle and height, calculate the measurement distance c and measurement range d. If the measurement position is not ideal, adjust the installation angle and height of the road condition sensor.)

FAQs - veswe Road Condition Sensor

1. What is included in the road condition sensor package?
    • Road condition sensor*1
    • Cross arm*1
    • Clamp*1
    • Mounting screws (M5*55 hexagon screws*3, M5 nuts*3, M8*50 hexagon screws*3, M8 nuts*3)
2. How to wire the road condition sensor?

Our sensor uses a wide voltage, and the power input can be 11~30V. When wiring the RS485 signal line, please note that the A and B lines cannot be connected in reverse, and the addresses of multiple devices on the bus cannot conflict. Specific wiring: the brown line is the positive power supply, the black line is the negative power supply, the yellow line is 485-A, and the blue line is 485-B.

3. Register address of road condition sensor

Our road condition sensor adopts RS485 output signal.

Register address
(hexadecimal)
PLC or configuration address
(decimal)
ContentOperation
0000 H40001Road conditions: 0 (error), 1 (dry), 2 (wet), 3 (wet), 4 (flooded), 7 (icy)03
0001 H40001Road condition: 0 (bad), 1 (dry), 2 (wet), 3 (wet), 4 (waterlogged), 7 (icy)03
0002 H40003Floating point high position of water accumulation thickness03
0003 H40003Floating point low position of water thickness03
0004 H40005Floating point high position of ice thickness03
0005 H40006Floating point low position of ice thickness03
0006 H40007Floating point high position of snow depth03
0007 H40008Floating point low position of snow depth03
0008 H40009Floating point high position of road surface temperature03
0009 H40010Floating point low position of road surface temperature03
000A H40011Floating point high position of equipment installation angle03
000B H40012Floating point low position of equipment installation angle03
000C H40013Wetness level floating point high03
000D H40014Wetness level floating point low03
0013 H40020Positioning enable: 0 (turn off the laser beam), 1 (turn on the laser beam)03/06/10
0015 H40022Calibration enable: write 1 for automatic calibration03/06/10
0056 H40087Water thickness calibration value: 16-bit unsigned, expanded 100 times03/06/10
0057 H40088Ice thickness calibration value: 16-bit unsigned, expanded 100 times03/06/10
0058 H40089Ice thickness calibration value: 16-bit unsigned, expanded 100 times03/06/10
0061 H40098Laser snow depth calibration: write 1 to automatically calibrate zero point03/06/10
07D0 H42001Device address: 1~25403/06/10
07D1 H42002Baud rate: 0 is 2400, 1 is 4800, 2 is 9600, 3 is 19200, 4 is 38400, 5 is 57600, 6 is 115200, 7 is 120003/06/10
4. Why can't the road sensor be connected to the PLC or computer?

Possible reasons:
1. The computer has multiple COM ports, and the selected port is incorrect.
2. The device address is wrong, or there are devices with duplicate addresses (all factory defaults are 1).
3. Baud rate, check mode, data bit, stop bit error.
4. The host polling interval and waiting response time are too short, and both need to be set to more than 200ms.
5. The 485 bus is disconnected, or the A and B lines are connected in reverse.
6. There are too many devices or the wiring is too long. Power supply should be provided nearby, a 485 enhancer should be added, and a 120Ω terminal resistor should be added.
7. The USB to 485 driver is not installed or damaged.
8. The device is damaged.

5. What are the functions of road surface sensors?

Road condition sensors can monitor a variety of road information in real time and provide key data for transportation, aviation, tunnels and other fields. Taking the airport as an example, it can help airport managers understand the condition of the runway in a timely manner and ensure the safety of aircraft takeoff and landing. Specific functions include:

1. Detect whether there is water accumulation, ice, and snow on the road. These will greatly affect the safety of aircraft takeoff and landing. For example, an icy runway will increase the braking distance of the aircraft and may even cause the aircraft to skid.

2. Measure road temperature. The road temperature is very important for determining whether there is icing. In cold weather conditions, when the road temperature is close to the freezing point, preventive measures such as spraying deicing agents are needed.

3.Measure road humidity. Excessive humidity may cause the road to be slippery and affect the safety of aircraft takeoff and landing.

6. What are the types of road condition sensors?

Road condition sensors are mainly divided into two types: remote sensing and embedded. The remote sensing type is based on optical principles. It detects the thickness of water, ice and snow on the road surface according to the different infrared spectral characteristics of water, ice and snow. The embedded type integrates multiple measuring probes and directly contacts the road surface. It can measure road surface temperature, water film height, ice thickness, friction coefficient, and accurately judge road conditions.

7. What are the dimensions of our road condition sensor?

Below is our road condition sensor size.

road sensors size
8. How to get the road sensor manual?

Leave us a message and we will send the manual to your email.

Conhecimento do sector

Contactar-nos

O nosso colega: Jack
Telefone/ Whatsapp: +86 13418148929
Correio eletrónico: contact@veswe.com
Endereço:Floors 1-4, No. 269 Nanda Highway, Dashi Street ,Panyu , Guangzhou, Guangdongdong, China