Your Professional Ultrasonic Distance Sensor Supplier
Xian Baochen Information Technology Co., Ltd. is located in high-tech Zone, Xi 'an, Shaanxi Province, China, is a focus on sensors, transmitters, inverters, power semiconductor devices and supporting instruments R & D, manufacturing, sales and service enterprises. The company invests in research and development team, cooperates with excellent universities, integrates industry resources, and provides the best quality solutions for domestic and foreign users. Enterprise mission: to meet user needs and create value for customers.
Why choose us
Sales Market
We Products are exported to Europe, America, Southeast Asia, West Asia, Central Asia and other countries around the world. Our products are well received in these markets.
Our Service
Able to quickly respond to customer needs, to provide personalized customization, timely delivery, professional technical support and perfect after-sales service.
Strict Quality Control System
Able to efficiently produce large quantities of products, advanced production processes and stable supply chains, the implementation of strict quality control system. Constantly introduce new technologies and new materials to improve product performance and production efficiency.
Wide Range of Applications
Through the EU CE, RoHs testing, products are widely used in petrochemical, water conservancy and hydrology, machinery and equipment, automobile manufacturing, industrial process control, weighing measurement, people's livelihood applications and other fields.
Ultrasonic Distance Sensor
An ultrasonic distance sensor is an electronic measurement device that uses high-frequency sound waves—beyond the range of human hearing (typically 20 kHz to 10 MHz)—to detect the distance between the sensor and a target object. It operates on the time-of-flight principle, measuring how long it takes for an emitted ultrasonic pulse to travel to an object, reflect off its surface, and return to the sensor. By converting this travel time into a distance value, ultrasonic sensors enable non-contact, precise, and reliable measurements in a wide variety of environments.
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Ultrasonic Distance Sensor Theory |
Ultrasonic Sensing |
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Output |
NPN+Analog Output, NPN Output |
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Place of Origin |
China |
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Usage |
Object Distance Detection |
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Sensing Type |
Diffuse Reflective/Thrubeam |
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Sensing Distance |
60mm-1000mm |
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Working Voltage |
DC9-30V±10% |
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Working Current |
≤200mA |
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No-load Current |
≤15mA |
Non-Contact Measurement
One of the biggest advantages of an ultrasonic distance sensor is its non-contact measurement capability. Unlike other sensors that may require physical contact with an object, ultrasonic sensors can detect distances without ever touching the object.
Accuracy and Precision
Ultrasonic Distance Sensor are known for their high accuracy. They can measure distances with precision down to the millimeter, making them suitable for applications requiring exact measurements.
Versatile in Different Environments
Ultrasonic distance sensors are effective in various environments and can function in low light, dust, and fog conditions. Unlike infrared sensors, ultrasonic sensors aren’t affected by changes in lighting.
Easy Integration
Ultrasonic Distance Sensor can be easily integrated into different systems, thanks to their compatibility with a wide range of microcontrollers and signal-processing devices.
Cost-Effective
With their high reliability and reasonable pricing, Ultrasonic Distance Sensor are a cost-effective solution for many industrial and consumer applications.
Type of Ultrasonic Distance Sensor
Pulse Time-of-Flight (ToF) Sensors
They offer a wide measurement range (up to hundreds of meters), but their accuracy is affected by temperature (requiring temperature compensation). They are used in industrial distance measurement and liquid level monitoring (for example, the Weishi Intelligent m314076 model supports stable measurement in liquid surface foam environments).
Phase Difference Distance Sensors
Emit a continuously modulated laser beam and calculate distance by measuring the phase difference between the transmitted and reflected waves. They offer high accuracy (down to micrometers), but have a short range (typically less than 1 meter).
Doppler Effect Sensors
Measure an object's speed or direction of motion using changes in the reflected wave's frequency (Doppler shift). They offer fast dynamic response but require relative motion.
Applications of Ultrasonic Distance Sensor
Industrial Automation
In manufacturing facilities, Ultrasonic Distance Sensor are commonly used for object detection and distance measurement on assembly lines. They help detect items, measure object thickness, and maintain proper spacing between parts on a conveyor belt.
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Automotive Industry
In vehicles, Ultrasonic Distance Sensor assist with parking and obstacle detection. When parking, these sensors detect nearby objects and help drivers avoid collisions by providing real-time feedback.
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Robotics
Ultrasonic Distance Sensor are a crucial part of robot navigation systems. They enable robots to avoid obstacles and maintain distance from objects, ensuring efficient and safe movement in dynamic environments.
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Drones and UAVs
For drones and unmanned aerial vehicles (UAVs), Ultrasonic Distance Sensorhelp with altitude control and obstacle avoidance. By measuring the distance to the ground or other objects, these sensors provide stability and accurate navigation.
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Smart Home Applications
Ultrasonic Distance Sensor are now found in smart home devices, where they can be used for automated lighting, occupancy detection, and even water level monitoring in tanks.
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How to Choose the Ultrasonic Distance Sensor
Range
The detection range is a critical factor in choosing the right sensor. Some sensors offer a short range for precise, close-up measurements, while others can measure distances up to several meters.
Accuracy
Depending on the application, the level of accuracy required can vary. Choose a sensor with the accuracy specification that meets your project needs.
Environmental Suitability
If you’re deploying the sensor in an industrial or outdoor environment, ensure that it is durable and weather-resistant. Many sensors are IP-rated to withstand dust, moisture, and extreme temperatures.
Output Type
Ultrasonic Distance Sensor can output data in various formats, such as analog, digital, or pulse-width modulation (PWM). Select an output type compatible with your system or application.
Size and Mounting
Consider the sensor’s size and mounting options, especially if it needs to fit in tight spaces or must be mounted on moving parts.
Transmitter (Piezoelectric Transducer): Generates a burst of ultrasonic sound waves when driven electrically.
Receiver (Echo Detector): Captures the reflected sound waves that return from the target object.
Signal Conditioning Circuitry: Amplifies and filters the received signals to eliminate noise and improve accuracy.
Microcontroller or Comparator Logic: Calculates the time delay between emission and reception and converts it into a measurable distance, outputting either digital pulses or analog voltage levels.
Working Principle of Ultrasonic Distance Sensor
Emission
The sensor sends out an ultrasonic sound pulse.
Reflection
The pulse travels until it encounters an object, then reflects.
Reception
The sensor detects the returning pulse.
Calculation
Using the speed of sound, the sensor calculates the distance based on the time it took for the pulse to return.
Installation and Calibration Tips
Avoid Interference
Install the sensor away from sources of ultrasonic noise, like fans or motors, which can interfere with its readings.
Angle Matters
Mount the sensor at an angle that ensures sound waves directly reflect to it.
Regular Calibration
Over time, recalibrate the sensor to maintain accuracy, especially in environments with high-temperature variations.
Clear Path
Ensure there are no obstacles in the sensor’s path that could distort readings.
FAQ
As one of the leading ultrasonic distance sensor manufacturers and suppliers in China, we warmly welcome you to wholesale cheap ultrasonic distance sensor in stock here from our factory. All customized products are with high quality and competitive price.
ultrasonic distance sensor