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Current location ：Home>News Center>Technical articles>Laser Snow depth sensor 5 meters: accurate measurement of snow depth tool

Laser Snow depth sensor 5 meters: accurate measurement of snow depth tool

time ：2025-11-20 Article Source：automatic weather station author ：Small meteorological station

In the snow covered winter, the accurate measurement of snow depth is very important for weather forecast, traffic safety management, ski site maintenance and mountain disaster prevention and control. Although the traditional snow ruler or measuring stick is simple and easy to use, it has obvious shortcomings in continuous monitoring and accuracy. Laser snow depth sensor, as an advanced measuring equipment, is gradually becoming the preferred tool for snow depth measurement with its high precision, real-time and durability. This paper will introduce a 5-meter range laser snow depth sensor in detail.

The WX-JX2 laser snow depth sensor is mainly based on laser ranging technology to measure snow depth. It emits a narrow, intense laser pulse that reflects when it hits a snow surface or ground, and the reflected light is then captured by a receiver inside the sensor. By precisely measuring the time interval experienced by the laser pulse from the time it is emitted to the time it receives the reflected light, combined with the speed of light, the sensor is able to calculate the distance between the snow layer or the ground and the sensor. When the sensor installation height is known, the snow depth can be obtained by a simple subtraction operation.

The laser snow depth sensor adopts the principle of phase laser ranging, which can achieve millimeter or even centimeter level accuracy measurement. This high precision is crucial for areas such as weather observation and ski resort maintenance, where even small changes in snow depth can have a major impact on decision-making. The sensor can collect and transmit data in real time, and users can obtain snow depth information in real time through wired or wireless means. This is of great significance for situations that require rapid decision making, such as emergency rescue and traffic management.

Laser snow depth sensors are usually integrated and easy to install. Users simply select the appropriate installation location, perform simple setup and calibration, and start measuring. The sensor can provide accurate snow depth data for meteorological departments, help to analyze the distribution and change trend of snowfall more accurately, and provide a strong basis for the establishment and improvement of meteorological early warning and climate model.

In summary, the 5-meter range laser snow depth sensor plays an important role in the field of snow depth measurement with its characteristics of high precision, real-time, durability, easy installation and data visualization. It provides a reliable source of snow depth data for weather forecast, traffic safety management, ski resort maintenance, mountain disaster prevention and other fields, and is an indispensable tool in modern snow and ice research and application.