#Ultrasonic Level Transmitter

[nikeson01]

Ensure Precise Liquid Monitoring with a Float & Board Level Indicator

A float & board level indicator is a classic yet highly reliable way to monitor fluid levels in large storage tanks. Using a simple float connected to a board display, it provides clear, continuous level readings without complicated electronics. This system is perfect for industries handling oil, water, or chemicals where durability and easy maintenance are key. It’s cost-effective and ideal for remote areas where power supply is limited. By installing a float & board level indicator, you gain dependable monitoring and better control of your storage operations without hassle. Choose precision, choose reliability.

[nagmanflow]

HARNESSING THE POWER OF PRECISION WITH ULTRASONIC LEVEL TRANSMITTER

Nagaman Flow Level Systems And Solutions takes pride in being one of the leading providers of advanced level measurement solutions, renowned for its high-quality ultrasonic level transmitters. These devices have become our most popular product due to their precision, reliability, and versatility. Ideal for applications requiring chemical compatibility, and minimal maintenance, our ultrasonic level transmitters stand out in the market for their superior performance and innovative design.

Principles of Working

Ultrasonic level transmitters operate on the transient time principle, which involves the emission and reception of acoustic vibrations. The device emits an ultrasonic pulse from a sensor mounted on top of a pipe or container. This pulse travels through the medium and reflects off the surface back to the sensor. By measuring the time taken for the pulse to return, the transmitter calculates the distance or height of the medium in the container. This method leverages the conductivity of sound to provide accurate and reliable measurements.

Technical Aspects

Our ultrasonic level transmitters are engineered and designed with cutting-edge technology that caters to the diverse needs of various industries keeping their best interests at heart. Here are some key technical specifications:

-Level Range: Available in multiple ranges including 4m, 6m, 8m, 10m, 12m, 15m and 20m

-Accuracy: Up to ±0.25% full range

-Resolution: 3mm or 1%

-Power Supply: 24VDC, 2 Wire

-Display: 128*64 lattice LCD display for clear and precise readings

-Analog Output: 4-20mA

-Environmental Temperature:

  - Transmitter: -20°C to 60°C

  - Sensor: -20°C to 80°C

-Communication: RS485, HART for seamless data integration

Advantages

High level Accuracy

Our ultrasonic level transmitters deliver exceptional accuracy, up to 0.50% of the entire range, ensuring reliable data crucial for various applications.

Non-Contact Measurement

These devices feature non-contact sensors, preventing corrosion and wear, especially useful in hazardous mediums. They can be easily installed on top of a pipe without the need for cutting or making any changes to the existing setup.

Versatility

Our transmitters display an exceptional level of versatility in terms of liquid measurement and can be used to measure various types of liquids including liquids of thicker consistency like slurry, making them suitable and useful for a wide range of applications, including urban sewage, paper pulp industry, urban water supply systems, sewage treatment plants, river level monitoring, and water conservancy projects.

Smart Data Filtering

Equipped with intelligent digital circuitry and smart data filtering, these devices minimize noise and enhance measurement reliability, ensuring accurate and consistent results.

Concerns

While ultrasonic level transmitters offer numerous benefits, there are a few limitations to consider before you consider investing in a Ultrasonic level transmitter.

Compatibility with Distilled Water

Even though one of the major advantages of an Ultrasonic level transmitter is its ability to be versatile in measuring any kind of liquid, they are ineffective with distilled water due to its lack of conductivity, it can’t be detected by ultrasonic transmitters due to the lack of ions present in distilled water. In such cases, alternative measurement transmitters may be required.

Installation Considerations

Proper alignment and positioning are crucial for accurate measurements. Careful installation is necessary to avoid errors and ensure optimal performance.

Conclusion

Nagaman Flow Metre Company's ultrasonic level transmitters are a superior choice for accurate and reliable level measurement. Their high accuracy, non-contact measurement capability, and versatile applications make them a valuable necessity for accurate liquid measurement in various industries. Despite some limitations, such as compatibility with distilled water and the need for precise installation, the benefits they offer far outweigh these concerns. Experience the precision and reliability of Nagaman’s ultrasonic level transmitters and elevate your measurement capabilities to new heights.

[thetransmittershop]

[trumen-indore]

Trumen Technologies Pvt. Ltd.” is an ISO 9001:2015 certified ,Indian based Manufacturer and Exporters of Level and Pressure sensing instruments. We at Trumen is a team of professionals having years of experience in Level and Pressure Instruments manufacturing who understands what customer needs, and try to fulfill those requirements in appropriate time with best Quality.

 We have wide range of CE certified product like Radar Level Transmitters, Ultrasonic Level ,Vibrating fork solid level switch, Vibrating fork liquid level switch, Admittance point level switch, Capacitance point level switch, Vibrating rod point level switch, Conductivity point level switch, Capacitive continuous level transmitter, Hydrostatic continuous level transmitter, etc.

 Our products used in different industrial applications in various industries like Power and Water, Oil and Gas, Petrochemical, Mining and Metal, Food and Beverages, Cement ,Pharmaceutical and many more. We are regularly supplying our products to NTPC, IOCL,BPCL, BORL, Cipla, Lupin, Cadila healthcare, Praj High Purity Systems , Ultratech Cement, Shree Cement ,Jindal Group ,TATA, Asian Paints, Procter & Gamble, Hindustan Unilever Ltd, Kirloskar, Vedanta, Nestle, Pepsi, BASF, Novartis and many more.

We are regularly exporting our products to USA, UK, South Korea, Italy ,Thailand, Taiwan, UAE, Tanzania, Turkey ,Sri Lanka ,Saudi Arabia , Kuwait ,Malaysia, Sweden, Canada, Egypt , Brazil ,Singapore etc.

Address: 39, Mangal Nagar, Behind Sai Ram Plaza, Near Rajeev Gandhi Circle, AB Road, Indore, Madhya Pradesh 452001

Web: https://trumen.in/

Contact: 0731 497 2065

#VibratingForkLevelSensor

#VibratingForkLevelSwitch

#VibratingRodPointLevelSwitch

#Vibratingrodpointlevelswitchmanufacturersinindia

#Vibratingrodpointlevelswitchsupplierinindia

#TuningForkPointLevelSwitch

#AdmittancePointLevelSwitch

#RotatingPaddleLevelSwitch

#RadarLeveltransmitter

 #LevelSensor

#solidlevelswitch

#powderlevelswitch

#limestone

#coalbunker

 #PVCpowder

#levelinstruments

#Levelswitch

#levelindicator

#leveltransmitter

[tesfavn]

THIẾT BỊ ĐO MỨC - HÃNG KROHNE

Trong môi trường công nghiệp hóa hiện đại hóa ngày nay, việc đo mức hiệu quả là một phần không thể thiếu trong quy trình sản xuất và vận hành. Với sự tiến bộ của công nghệ, thiết bị đo mức càng ngày càng trở nên đa dạng và phức tạp hơn. Hãy cùng Tesfa tìm hiểu tổng quát và tầm quan trọng của chúng trong công nghiệp qua bài viết dưới này nhé!

Tìm hiểu về thiết bị đo mức

Thiết bị đo mức là một giải pháp quan trọng và phổ biến được áp dụng rộng rãi trong đa dạng ngành công nghiệp. Công nghệ đo mức cho phép quản lý và kiểm soát mức độ của chất lỏng hoặc chất rắn trong các silo, bể chứa, bồn và ống dẫn.

Thiết bị đo mức

Phân loại thiết bị đo mức

Hiện nay, có rất nhiều loại thiết bị đo mức sử dụng trong các ứng dụng và điều kiện khác nhau. Tùy thuộc vào các yêu cầu cụ thể của hệ thống và môi trường làm việc khác nhau, để chúng ta có thể lựa chọn các thiết bị đo mức như sau:

Loại báo mức dạng điểm

Loại đo mức dạng liên tục

Một số lưu ý khi lựa chọn thiết bị

Xác định đối tượng cần đo

Xem xét tính ẩn mòn

Xác định vị trí lắp đặt

Chọn thang đo

Chọn tín hiệu ngõ ra

Xem xét áp suất và nhiệt độ

Công nghệ đo mức nâng cao hiệu quả như thế nào trong công nghiệp?

Công nghệ đo mức ngày càng phát triển và nâng cao hiệu quả trong công nghiệp với các ưu điểm như sau:

Tăng sản lượng: Cải thiện thông lượng cao hơn hoặc rút ngắn thời gian sản xuất của các quy trình ngắn hơn.

Tiết kiệm tài nguyên: Công nghệ đo lường năng cao giúp tiêu thụ ít năng lượng và các nguồn tài nguyên khác bằng cách cung cấp thông tin chính xác, tăng cường tính linh hoạt và tích hợp kiểm soát thông minh

Tính có sẵn của nhà máy: Công nghệ đo lường tiên tiến giúp giảm thời gian ngừng hoạt động không cần thiết của thiết bị bằng cách cung cấp thông tin chính xác và liên tục về trạng thái hoạt động của thiết bị. Điều này cho phép các nhà sản xuất dự đoán và phản ứng nhanh chóng đối với các vấn đề tiềm ẩn hoặc sự cố, từ đó giảm thiểu thời gian dừng máy không cần thiết để thực hiện bảo trì và sửa chữa.

Quy trình được tối ưu hóa: Công nghệ đo lường tiên tiến có thể giúp kiểm soát quy trình trong điều kiện khắc nghiệt và linh hoạt hơn trong thiết kế quy trình bằng cách tích hợp các tính năng như chịu được điều kiện khắc nghiệt, chống nhiễu, tự động hóa, IoT và AI, cùng với thiết kế quy trình linh hoạt.

Những thiết bị đo mức nổi tiếng

KROHNE hiện là một trong những nhà sản xuất hàng đầu thế giới về các giải pháp cảm biến và dòng sản phẩm đo lường chất lỏng, khí và chất rắn. Chuyên cung cấp các thiết bị đo mức sử dụng các công nghệ hiện đại như công nghệ Radar, ultrasonic và hydrostatic để đo mức các chất lỏng và chất rắn trong các bồn, thùng chứa và hệ thống.

Thiết bị đo mức dạng Radar (FMCW) (Radar (FMCW) level transmitters): Thiết bị đo mức dạng Radar không tiếp xúc của chất lỏng, bột nhão, hạt, bột và các chất rắn khác.

Thiết bị đo mức dạng Guided Radar (Guided radar (TDR) level transmitters): Thiết bị còn được gọi là phản xạ miền thời gian (Time Domain reflectometry – TDR) hoặc radar xung vi mô (micro-impulse radar -MIR). Thiết bị dùng để đo mức tiếp xúc chất lỏng, chất rắn hoặc bề mặt hai môi trường chất lỏng khác nhau trong bể chứa.

Thiết bị đo mức dạng siêu âm (Ultrasonic level transmitters): Thiết bị đo mức không tiếp xúc của các chất lỏng hoặc chất rắn.

Thiết bị đo mức (Displacer level transmitters): Đo mức dạng tiếp xúc của chất lỏng và bề mặt hai môi trường chất lỏng khác nhau trong bể chứa

Qua bài viết này, chúng ta có thể biết thêm về thiết bị đo mức đóng vai trò quan trọng trong việc quản lý chất lỏng, chất rắn và khí trong các quy trình công nghiệp và ứng dụng khác nhau. Công ty TNHH TESFA rất vinh dự là một trong những đại lý phân phối ủy quyền hàng đầu của hãng KROHNE hân hạnh đồng hành cùng quý khách! 

Liên hệ hotline: +84 905 997 598 or email: sales@tesfa.vn

[carafang]

Ultrasonic level meter application guide

Ultrasonic level meter is a non-contact liquid level measuring instrument. It uses the characteristics of ultrasonic wave propagation in the air and calculates the liquid level by measuring the time difference from the emission to the return of ultrasonic wave. The following are some practical sharings on the application of ultrasonic level meter:

1. Choose a suitable ultrasonic level meter

Consider the measurement environment: Select a suitable ultrasonic level meter according to the properties of the measured liquid (such as corrosiveness, viscosity, etc.), temperature, pressure and other parameters. For corrosive liquids, ultrasonic level meters with anti-corrosion properties should be selected.

Accuracy and range: Select the appropriate measurement accuracy and range according to actual needs. For example, the Uson series ultrasonic level meter provides a variety of range options such as 5 meters, 10 meters, and 15 meters, which are suitable for different scenarios.

2. Correct installation

Location selection: It should be installed 0.5-1.0m above the measurement point, and should not be too close or too far from the vertical wall of the container. Avoid installation in places with strong vibration, strong magnetic field interference, foam and fog, as well as at the feed inlet or outlet.

Installation angle: When the measured medium is a conductor or corrosive gas, the installation angle should be greater than 45°.

Installation height: Set the distance from the emitting surface of the sensor probe to the bottom of the container according to actual needs.

3. Debugging and calibration

Debugging: After installation, debugging is required to ensure accurate measurement. Adjust the position of the transmitter and the receiving head to ensure that the ultrasonic wave can return smoothly. Adjust the instrument parameters such as temperature and pressure according to actual conditions.

Calibration: Including 4mA calibration, 20mA calibration, range calibration, sound velocity calibration and temperature calibration. Follow the steps in the product manual to calibrate and ensure that the measurement accuracy meets the requirements.

4. Daily maintenance

Regular inspection: Regularly check whether the appearance and fasteners of the ultrasonic level meter are normal, keep the instrument clean, and avoid the influence of dust, dirt, etc. on the measurement results.

Maintain the measurement environment: Ensure that the measurement environment is clean and dry, avoid strong vibration and impact, so as not to affect the measurement accuracy and service life.

Anti-corrosion measures: For corrosive liquids, regularly check whether the anti-corrosion performance of the ultrasonic level meter is good, and replace or maintain it if necessary.

5. Precautions

Avoid interference: During installation and commissioning, avoid routing with other irrelevant equipment in the same pipe to avoid mutual interference.

Range setting: Set the output value of the low point and the high point of the range according to the actual measurement requirements.

Measurement mode: Select distance mode or level mode according to actual needs.

6. Application scenarios

Ultrasonic level meters are widely used in various liquid storage and transportation occasions, such as storage tanks, troughs, pools, wells, canals, metering boxes, granaries, silos, etc. Its high precision, high stability and non-contact measurement characteristics make it the preferred tool for level measurement in many industries.

[smetips]

Not all measurements are visible — but they matter. Whether you're managing a chemical tank, monitoring water levels, or automating a production line, knowing the exact material level can make or break your process.

That’s where Level Measuring Instruments come in.

These tools help industries:

Prevent overflows and wastage

Maintain safety in storage and operations

Improve accuracy in filling, batching, and quality control

Enable smarter automation and alerts

From ultrasonic sensors to float-based indicators and radar-level transmitters, there’s a device for every environment—harsh, hygienic, or high-pressure.

And the best part? Indian suppliers now offer reliable, export-quality level measuring devices at competitive rates—ideal for manufacturing plants, labs, and industrial OEMs.

[aeliyamarineinsights]

A Complete Guide to Endress+Hauser Products for Industrial and Marine Applications

The Role of Precise Measurement in Industrial Automation Industrial automation has transformed manufacturing and process industries, helping firms save costs, enhance efficiency, and provide increased safety. Precise and reliable measurement instrumentation is one of the chief facilitators of this change, making it possible to monitor and control various process variables like flow, level, pressure, and temperature in real time. Endress+Hauser’s product range is built to address these and other requirements, providing state-of-the-art technology to provide precision, reliability, and performance in even the toughest environments.

1. Flow Measurement Solutions

Flow measurement is perhaps the most important parameter in industrial automation. Across most industries, from oil and gas to food and beverage, accurate flow control is needed to sustain production consistency, avoid waste, and ensure safety. Endress+Hauser has a series of electromagnetic and ultrasonic flowmeters that are superior in terms of both performance and reliability. To cite an example, their Proline series of electromagnetic flowmeters are extremely accurate and provide real-time data of conductive liquids’ flows. They would be most suitable for the water treatment, chemical processing, and food production industries, where accurate fluid control is essential.

2. Liquid Analysis and Measurement

Apart from flow measurement, liquid analysis is also a crucial element in industrial automation. The product portfolio of Endress+Hauser consists of sophisticated instruments to measure parameters like pH, turbidity, conductivity, and dissolved oxygen. These sensors are indispensable for the quality of the end product while being compliant with environmental and safety regulations. Pharmaceutical, food and beverage, and power generation industries depend upon these instruments to measure vital parameters and ensure product uniformity.

3. Level Measurement, Pressure, and Temperature

Temperature, pressure, and level measurement form the building blocks of industrial automation. Precise measurement in these respects is necessary for the control of heating systems, pressure vessels, and storage tanks. Endress+Hauser offers a range of sensors and transmitters, including the iTEMP range for temperature measurement and the Liquiphant series for level measurement. These instruments assist in enabling industries to check their processes efficiently, with the equipment running within safety limits and the products made to the desired standards.

4. Process Control and Data Integration

Measurement is not enough for Endress+Hauser, which provides integrated process control solutions. Their automation solutions gather data from multiple instruments, giving operators real-time information about their processes. Endress+Hauser’s solutions optimize the performance of industries, reduce downtime, and maintain stability in processes within operating parameters. The automation solutions of Endress+Hauser are extremely versatile and can be tailored to suit industries from chemical production to water management.

Endress+Hauser Solutions for Marine Industry

The marine industry, as with industrial applications, demands accurate control and measurement for the safe and efficient performance of its vessels. From tracking fuel efficiency to ensuring there are no emission contraventions, Endress+Hauser solutions play a crucial role in enabling marine operators to deliver the increasing requirements of sustainability, efficiency, and safety. Let’s explore how Endress+Hauser helps the marine industry.

1. Marine Emission Monitoring

With increasingly strict environmental regulations, sea operators are required to meet emissions standards in order to minimize their environmental footprint. Endress+Hauser’s Maritime Suite provides leading-edge digital solutions in emission monitoring, condition diagnostics, and greenhouse gas monitoring. The Maritime Suite tools make it possible for ship owners and fleet operators to track real-time information about their fleet’s performance and monitor emissions and regulatory compliance. These are solutions such as redundant emission monitoring, analyzer condition monitoring, and emissions mass flow rate calculations.

2. Marine Steam and Water Analysis Systems (SWAS)

For power generation equipment and marine boilers onboard ships, monitoring water quality is vital to ensure efficient operation. Endress+Hauser’s steam and water analysis systems (SWAS) are engineered to measure water quality in marine conditions, and assist in monitoring important parameters such as pH, conductivity, and dissolved oxygen. These systems play a critical role in optimizing boiler performance, minimizing fuel consumption, and maintaining safe operation with low chances of corrosion or scaling in critical equipment.

3. Integrated Marine Automation Solutions

Endress+Hauser provides integrated marine automation systems that assist in optimizing operations on board ships. The systems are geared to automate different processes, including engine management, ballast control, and fuel efficiency optimization. Through real-time data and analytics, marine operators are able to make more informed decisions, increase fuel usage, lower emissions, and maximize overall vessel performance. The solutions are important in bringing down operating costs and ensuring maximum efficiency, particularly in long-distance commercial shipping.

The Endress+Hauser Advantage: Why Use Their Products?

1. Innovation and Reliability

Endress+Hauser is the market leader in innovation, continuously innovating beyond what is possible in process automation and measurement. Their products are built to last, with long-term reliability even in the harshest environments. From extreme temperatures to high-pressure systems to marine conditions, Endress+Hauser’s products are designed to deliver at the highest levels.

2. Tailored Solutions for Any Industry

One of the most impressive aspects of Endress+Hauser’s solution is that it is capable of delivering customized solutions that meet the unique demands of each industry. The company collaborates extensively with customers to learn about their unique needs, providing tailored solutions that deliver maximum performance, minimize costs, and maintain compliance with regulations.

3. In-depth Customer Support

Endress+Hauser does not merely supply products; they supply the complete package of customer support to ensure that their solutions perform at their best in the long term. Throughout the installation and commissioning process, through maintenance and calibration, Endress+Hauser provides a complete range of services to maintain systems at peak efficiency.

Explore Our Endress+Hauser Products Collection At Aeliya Marine Tech.

[semiconductorlogs]

Global Ultrasonic Radar Market : Share, Size, Trends by 2025-2032

MARKET INSIGHTS

The global Ultrasonic Radar Market was valued at US$ 1.7 billion in 2024 and is projected to reach US$ 3.4 billion by 2032, at a CAGR of 9.0% during the forecast period 2025-2032. While the U.S. holds the largest market share at USD 310 million in 2024, China is expected to witness accelerated growth with projected revenues reaching USD 420 million by 2032.

Ultrasonic radar systems utilize high-frequency sound waves to detect objects and measure distances through echolocation technology. These systems consist primarily of transmitters, receivers, and signal processors, finding applications in automotive parking assistance, collision avoidance, and autonomous navigation across various industries. The market is segmented into PA (Parking Assist) and APA (Automatic Parking Assist) ultrasonic radar systems, with APA systems projected to grow at a faster 9.2% CAGR through 2032.

The market expansion is driven by increasing ADAS adoption in vehicles, with over 45% of new cars globally now equipped with ultrasonic sensors. However, technological challenges in harsh weather conditions remain a restraint. Key industry players including Valeo, Bosch, and Denso collectively hold 58% market share, with recent developments focusing on higher frequency (80+ kHz) sensors for improved accuracy in autonomous vehicle applications.

MARKET DYNAMICS MARKET DRIVERS

Growing Demand for Advanced Driver-Assistance Systems (ADAS) to Accelerate Market Expansion

The ultrasonic radar market is experiencing robust growth due to the increasing adoption of ADAS in modern vehicles. With over 60% of new vehicles globally now equipped with some form of ADAS, ultrasonic sensors have become indispensable for parking assistance and collision avoidance systems. These radar systems provide accurate short-range detection, typically between 30 cm to 500 cm, making them ideal for low-speed maneuverability. Automakers are increasingly integrating multiple ultrasonic sensors around vehicle perimeters to enable 360-degree obstacle detection, driving component demand. The expansion of autonomous vehicle testing programs across North America, Europe, and Asia further amplifies this need for reliable proximity sensing solutions.

Expansion of Industrial Automation to Fuel Ultrasonic Radar Adoption

Industrial sectors are rapidly adopting ultrasonic radar technology for material handling, robotic positioning, and conveyor belt monitoring applications. The technology’s immunity to environmental factors like dust, smoke, or lighting conditions makes it particularly valuable in manufacturing environments. Recent advancements in signal processing algorithms have enhanced measurement accuracy to sub-millimeter levels, enabling precise robotic control in automated assembly lines. With the global industrial automation market projected to maintain steady growth, ultrasonic radar solutions are becoming critical components in smart factory implementations across automotive, electronics, and logistics sectors.

MARKET CHALLENGES

Signal Interference Issues to Hamper Market Progress

While ultrasonic radar offers numerous advantages, the technology faces persistent challenges with signal interference in crowded electromagnetic environments. Multiple ultrasonic sensors operating simultaneously can create signal crosstalk, leading to false readings or detection failures. This limitation becomes particularly pronounced in complex industrial settings where numerous automated systems operate in close proximity. Current solutions involving time-division multiplexing or frequency modulation add complexity and cost to system implementations. Additionally, environmental factors such as temperature fluctuations and humidity variations can impact signal propagation characteristics, requiring sophisticated compensation algorithms to maintain accuracy.

Other Challenges

Limited Detection Range The effective operating range of ultrasonic radar typically falls below 5 meters, restricting its applications compared to competing technologies like LiDAR or microwave radar. This range limitation prevents ultrasonic solutions from being used in highway-speed collision avoidance systems where longer detection distances are required.

Acoustic Noise Sensitivity High ambient noise levels in industrial environments can mask ultrasonic signals, reducing system reliability. Although signal processing techniques help mitigate this issue, they increase computational requirements and power consumption.

MARKET RESTRAINTS

Competition from Alternative Sensing Technologies to Limit Market Penetration

Ultrasonic radar systems face increasing competition from emerging sensing technologies, particularly in premium automotive applications. While ultrasonic sensors dominate parking assistance applications, their market share in forward collision warning systems is being eroded by camera-based vision systems and millimeter-wave radar. These alternative technologies offer superior performance in critical parameters such as detection range, angular resolution, and resistance to weather conditions. Automotive OEMs are increasingly adopting sensor fusion approaches that combine multiple technologies, potentially reducing the number of ultrasonic sensors per vehicle. This industry shift toward multi-modal sensing architectures could constrain the growth potential for standalone ultrasonic radar solutions.

MARKET OPPORTUNITIES

Emerging Applications in Mobile Robotics to Drive Future Market Growth

The rapid expansion of service robotics and automated guided vehicles (AGVs) presents significant growth opportunities for ultrasonic radar manufacturers. Autonomous mobile robots require robust proximity sensing for navigation and obstacle avoidance in dynamic environments. Emerging applications in healthcare robots, warehouse logistics automatons, and last-mile delivery drones are fueling demand for compact, low-power ultrasonic sensing solutions. The development of advanced phased-array ultrasonic radar systems capable of beam-forming and 3D object classification opens new possibilities for robotic perception systems. With the global service robot market expected to maintain strong growth, ultrasonic radar technologies are well-positioned to capture a substantial portion of this expanding application space.

Smart City Infrastructure Development to Create New Revenue Streams

Municipalities worldwide are deploying intelligent transportation systems as part of smart city initiatives, creating opportunities for ultrasonic radar applications. Innovative implementations include ultrasonic vehicle detection at intersections, parking space monitoring, and traffic flow analysis. These applications benefit from the technology’s reliability and lower cost compared to alternative sensing methods. The increasing focus on pedestrian safety in urban environments is driving demand for ultrasonic crosswalk monitoring systems that can detect vulnerable road users in all weather conditions. As smart city projects gain momentum globally, ultrasonic radar solutions are emerging as cost-effective components for various infrastructure monitoring applications.

ULTRASONIC RADAR MARKET TRENDS Increasing Automotive Safety Requirements Driving Market Growth

The ultrasonic radar market is witnessing robust growth due to stringent automotive safety regulations and the rising adoption of advanced driver assistance systems (ADAS). With over 60% of new passenger vehicles now equipped with parking assistance systems incorporating ultrasonic sensors, demand for high-performance ultrasonic radar solutions has surged. Emerging innovations such as 4D imaging radar are pushing the boundaries of object detection accuracy, enabling vehicles to detect obstacles with millimeter-level precision. Furthermore, the integration of AI-powered signal processing algorithms has enhanced the capability of ultrasonic radar systems to distinguish between static and dynamic objects in challenging environments.

Other Trends

Expansion in Autonomous Robotics

The proliferation of autonomous mobile robots (AMRs) and drones across industrial and commercial applications is creating new opportunities for ultrasonic radar technology. Unlike traditional optical sensors, ultrasonic systems perform reliably in diverse lighting conditions, making them ideal for warehouse automation and last-mile delivery drones. Recent market data indicates that 35% of commercial drones now incorporate ultrasonic obstacle avoidance systems, demonstrating the technology’s crucial role in collision prevention. As robotics manufacturers seek more cost-effective sensing solutions, ultrasonic sensors are becoming preferred alternatives to expensive LiDAR systems for short-range applications.

Miniaturization and Energy Efficiency Advancements

Technological breakthroughs in semiconductor manufacturing are enabling the development of smaller, more power-efficient ultrasonic radar solutions. The latest generation of MEMS-based ultrasonic sensors consumes 40% less power while offering improved detection ranges compared to conventional piezoelectric counterparts. This evolution is particularly significant for battery-powered IoT devices and wearable applications where size and energy constraints dictate design parameters. Concurrently, advancements in beamforming techniques are allowing single ultrasonic sensor units to replace multi-sensor arrays in certain applications, reducing system complexity and cost without compromising performance.

COMPETITIVE LANDSCAPE Key Industry Players

Automotive Giants and Tech Innovators Drive Ultrasonic Radar Market Competition

The global ultrasonic radar market features a mix of established automotive suppliers and emerging technology specialists, creating a dynamic competitive environment. Valeo and Bosch currently dominate the market, collectively holding approximately 35% revenue share in 2024. Their leadership stems from decades of automotive sensor development and strong OEM relationships across Europe, North America, and Asia.

Meanwhile, Denso Corporation has been gaining significant traction through its advanced parking assist systems, while Murata Manufacturing brings unique miniaturization expertise from the electronics sector. These companies are driving innovation in compact radar designs, particularly for drone and robotics applications where size and weight are critical factors.

The competitive intensity is further heightened by Chinese manufacturers like Audiowell Electronics and Hangsheng Electronics who are rapidly expanding their production capacity. These regional players are fueling price competition while simultaneously improving technological capabilities, particularly in the cost-sensitive Asian markets.

Strategic movements in the sector include Continental AG’s 2023 acquisition of a specialized sensor firm to boost its ultrasonic technology portfolio. Similarly, Whetron Electronics recently announced a joint development program with two major Chinese automakers, indicating how partnerships are becoming crucial for market penetration.

List of Key Ultrasonic Radar Companies Profiled Valeo (France) Bosch (Germany) Nicera (Japan) Murata Manufacturing (Japan) Denso Corporation (Japan) Audiowell Electronics(Guangdong)Co.,Ltd. (China) Continental AG (Germany) Coligen (China) Corp. (China) Hangsheng Electronics (China) Whetron Electronics (Taiwan) Tung Thih Electron (Taiwan) Shunhe (China) Longhorn Auto (China) Segment Analysis: By Type

PA Ultrasonic Radar Segment Leads Due to Cost-Effectiveness and Automotive Integration

The market is segmented based on type into:

PA Ultrasonic Radar Subtypes: Single-beam, Multi-beam, and others APA Ultrasonic Radar By Application

Automotive Segment Dominates Market Share Owing to Rising Demand for Parking Assistance Systems

The market is segmented based on application into:

Automotive Drone Robot Other By Frequency Range

40-100kHz Range Holds Major Share Due to Optimal Balance of Range and Resolution

The market is segmented based on frequency range into:

20-40kHz 40-100kHz Above 100kHz Regional Analysis: Ultrasonic Radar Market

North America The North American ultrasonic radar market is experiencing steady growth, driven by strong demand from the automotive sector, particularly for parking assistance and collision avoidance systems. The United States leads the region, accounting for a significant share of the market revenue, supported by stringent safety regulations and the rapid adoption of advanced driver-assistance systems (ADAS). The Infrastructure Investment and Jobs Act has further spurred demand by allocating funds for smart mobility solutions. Key players like Bosch and Continental are investing in next-generation ultrasonic sensing technologies to meet evolving industry needs. However, high development costs and competition from LiDAR-based systems pose challenges to market expansion.

Europe Europe remains a critical hub for ultrasonic radar innovation, with Germany and France at the forefront. The region benefits from strict automotive safety standards under the European New Car Assessment Programme (Euro NCAP), which mandates collision avoidance and parking assistance features. European automakers are integrating ultrasonic radars with AI-powered systems for autonomous driving, creating new market opportunities. Environmental regulations also encourage manufacturers to enhance energy efficiency in sensor production. While market penetration is high, competition from alternative sensing technologies and economic uncertainties in Eastern Europe pose growth constraints.

Asia-Pacific As the fastest-growing ultrasonic radar market, the Asia-Pacific region is powered by China, Japan, and South Korea’s thriving automotive industries. China dominates both production and consumption, with automakers leveraging ultrasonic sensors for cost-effective ADAS solutions. Emerging applications in robotics and drones further boost demand, particularly in industrial automation. However, pricing pressures from regional low-cost manufacturers challenge profitability for global suppliers. India’s expanding auto sector presents significant opportunities, though infrastructure limitations slow widespread adoption. The shift toward electric vehicles (EVs) is expected to drive ultrasonic radar integration in battery management and charging systems.

South America South America’s ultrasonic radar market is nascent but growing, fueled by Brazil and Argentina’s efforts to modernize automotive safety standards. Local manufacturers prioritize affordability, leading to increased adoption of ultrasonic radar systems as a cost-efficient alternative to LiDAR. Economic volatility and supply chain disruptions, however, limit the scope of technological advancements. The aftermarket segment plays a crucial role due to slower OEM adoption, though government initiatives promoting smart mobility could accelerate market expansion in the coming years.

Middle East & Africa The Middle East & Africa region shows moderate growth potential, with the UAE and Saudi Arabia investing in smart city projects and autonomous vehicle trials. Ultrasonic radar adoption is increasing in fleet management and logistics applications. However, low vehicle electrification rates and limited regulatory frameworks hinder broader market penetration. Africa’s market remains underdeveloped, though urbanization and infrastructure investments in select countries could create future opportunities.

Report Scope

This market research report provides a comprehensive analysis of the global and regional Ultrasonic Radar markets, covering the forecast period 2024–2032. It offers detailed insights into market dynamics, technological advancements, competitive landscape, and key trends shaping the industry.

Key focus areas of the report include:

Market Size & Forecast: Historical data and future projections for revenue, unit shipments, and market value across major regions and segments. The global Ultrasonic Radar market was valued at USD million in 2024 and is projected to reach USD million by 2032. Segmentation Analysis: Detailed breakdown by product type (PA Ultrasonic Radar, APA Ultrasonic Radar), application (Automotive, Drone, Robot, Others), and end-user industry to identify high-growth segments and investment opportunities. Regional Outlook: Insights into market performance across North America, Europe, Asia-Pacific, Latin America, and the Middle East & Africa, including country-level analysis where relevant. The U.S. market is estimated at USD million in 2024, while China is projected to reach USD million. Competitive Landscape: Profiles of leading market participants including Valeo, Bosch, Nicera, Murata, Denso, Audiowell Electronics, and others, covering their product offerings, R&D focus, and recent developments. Technology Trends & Innovation: Assessment of emerging technologies in ultrasonic sensing, integration with ADAS systems, and evolving industry standards. Market Drivers & Restraints: Evaluation of factors driving market growth along with challenges, supply chain constraints, regulatory issues, and market-entry barriers. Stakeholder Analysis: Insights for component suppliers, OEMs, system integrators, investors, and policymakers regarding the evolving ecosystem and strategic opportunities.

Related Reports:

https://semiconductorblogs21.blogspot.com/2025/06/global-pecvd-equipment-market-size.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-embedded-sbc-market-trends-and.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-encoder-chips-market-driving.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-bluetooth-audio-chips-and.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/semiconductor-ip-blocks-market-growth.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-dc-power-supply-for.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-high-voltage-power-supply-for.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-industrial-sun-sensors-market.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-consumer-grade-contact-image.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-non-residential-occupancy.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-standalone-digital-signage.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/12-inch-silicon-wafers-market-global-12.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-12-inch-semiconductor-silicon.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-extreme-ultraviolet-lithography.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-industrial-touchscreen-market.htmlhttps://semiconductorblogs21.blogspot.com/2025/06/global-distributed-fiber-optic-sensor.html

[nikeson01]

Discover Accurate Water Level Monitoring with a Durable Water Level Staff Gauge

Require an accurate and budget-friendly way of measuring water levels? The Water Level Staff Gauge is the best bet! Built for its durability and fast readability, this gauge provides accurate readings for reservoirs, rivers, tanks, and canals. Its bold, clear markings ensure you exact measurements even in challenging conditions. It's your first choice when working with irrigation, flood control, or environmental monitoring. Simple to install and almost maintenance-free, it delivers lasting results at a reduced cost. Find out more about the water level staff gauge at Nikeson and make the most of your water management today!

[nilamtribhuwan]

Innovate systems is best Flow Meter Supplier, Flow Meter Manufacturer, Dealer, Exporter in Pune, Bangalore, Mumbai, Ahmadabad, Chennai, Gujarat, Hyderabad. We provideGas Flow Meter, Portable Ultrasonic Flow Meter, Oil Flow Meter, Vortex Flow Meter, Ultrasonic Level Transmitter, Mass Flow Meters, Online Digital Ph Meter, Hanna Ph Meter, Abb Electromagnetic Flow Meter, Coriolis Mass Flow Meter, and Hydraulic Flow Meterat best price

[atlantechflowmeters]

Electromagnetic Flowmeter Principle and Features

Introduction

Water metering technology has evolved significantly, and Electromagnetic Water Meters have become one of the most reliable solutions for accurate flow measurement. These meters are widely used in industries such as water treatment, chemical processing, and agriculture due to their non-invasive operation and high precision. In this blog, we will explore the working principle and key features of electromagnetic flowmeters.

Principle of Electromagnetic Flowmeters

Electromagnetic flowmeters operate based on Faraday’s Law of Electromagnetic Induction. According to this principle, when a conductive liquid passes through a magnetic field, it induces a voltage that is directly proportional to the velocity of the liquid. This voltage is then measured by electrodes placed on the inner surface of the meter. The signal is processed and converted into flow rate readings.

Key Aspects of the Principle:

Magnetic Field Generation — The flowmeter generates a magnetic field using coils positioned around the pipe.

Induced Voltage Measurement — Electrodes detect the voltage induced as the conductive liquid flows through the magnetic field.

Signal Processing — The meter’s transmitter processes the signal and displays the accurate flow rate.

Since Electromagnetic Water Meters do not have moving parts, they provide high reliability and require minimal maintenance.

Features of Electromagnetic Flowmeters

Electromagnetic flowmeters offer several advantages over traditional mechanical meters. Some of their key features include:

High Accuracy — These meters deliver precise measurements, with accuracy levels as high as ±0.5% of the actual flow rate.

No Moving Parts — The absence of mechanical components reduces wear and tear, increasing the lifespan of the meter.

Wide Applicability — Suitable for measuring conductive liquids such as water, chemicals, and slurries.

Minimal Pressure Loss — Since there are no obstructions inside the meter, the pressure drop is negligible.

Bidirectional Measurement — They can measure flow in both directions, making them highly versatile.

Digital Communication — Many modern Electromagnetic Water Meters come with smart communication interfaces like Modbus, HART, or Profibus for remote monitoring and integration with SCADA systems.

Applications of Electromagnetic Water Meters

Water Supply and Distribution — Municipal corporations use these meters for accurate billing and monitoring.

Wastewater Treatment — Ideal for measuring treated and untreated sewage without clogging issues.

Chemical and Pharmaceutical Industry — Used for precise fluid monitoring in production processes.

Agriculture and Irrigation — Helps in efficient water management for farming applications.

Conclusion

Electromagnetic Water Meters have revolutionized flow measurement by offering high accuracy, low maintenance, and durability. Their ability to measure flow without direct contact with the liquid makes them suitable for a wide range of applications. Industries and municipalities adopting these meters can expect improved efficiency, cost savings, and better resource management.

For more insights on water metering technologies, check out our related articles on Digital Water Flow Meters and Ultrasonic Flow Meters.

[jftreenursery]

Pressure, level and flow measuring Instrumentation for Water Treatment

In modern water supply and wastewater treatment processes, accurate parameter monitoring is the key to ensuring stable and effective operation. Real-time monitoring of pressure,level and flow is essential for controlling water treatment systems. With the advancement of technology, the application of sensor technology has provided the water treatment industry with more advanced measurement and control solutions, which not only improves monitoring accuracy, but also optimizes resource allocation and management efficiency.

1. Pressure sensor: ensuring system safety and stability

Pressure sensors play an important role in water supply and wastewater treatment systems, and are mainly used to monitor pressure changes in pipe networks, pumping stations and reaction tanks. Through real-time monitoring of pressure, operators can promptly identify anomalies in the system, such as pipe blockage or leakage, and then take measures to prevent failures. Digital pressure sensors convert measurement data into standard electrical signals, and perform data analysis through intelligent control systems, support remote monitoring and automatic adjustment, reduce human intervention, and improve the safety and stability of operation.

2.Submersible level sensor:perfect solution for measuring and monitoring of level

The submersible level sensor is the perfect solution for measuring and monitoring of level. The air guide tube inside the cable connects the sensor back pressure cavity with the atmosphere at the cable outlet, which ensures the accuracy of the measurement. Submersible level sensors are applied to monitor water levels in treatment tanks, reservoirs, and other containers of water. They are suitable for continuous monitoring in various applications, including wastewater treatment, surface water monitoring, and groundwater measurement. The level sensors can function under varying temperatures and atmospheric pressures typically found in water treatment facilities. Fully sealed structure and unique shell material are designed to withstand harsh environments.These level transmitters enable real-time monitoring of liquid levels, helping operators respond quickly to changes and prevent issues such as overflows, pump failures, or insufficient liquid levels that could disrupt operations. Continuous level measurements help optimize resource management, leading to savings on operational costs. Submersible level sensors are widely used in many fields such as industry, environmental protection, agriculture, energy, etc., especially in liquid level monitoring, liquid height control and environmental protection.

3. Flowmeters: optimize water flow management

Flow sensors are essential equipment in water treatment systems, especially in water supply and wastewater treatment processes. Accurate flow measurement can help control water input and output and optimize resource allocation. Modern digital flow sensors, such as electromagnetic flowmeters, vortex flowmeters and ultrasonic flowmeters, use advanced signal processing technology and intelligent algorithms to achieve high-precision flow measurement. These sensors can not only monitor flow fluctuations, but also connect to intelligent control systems to adjust flow according to real-time data to ensure efficient operation of the system and maximize energy utilization.

Digital sensor technology is continuously driving the water treatment industry towards intelligence and automation. By introducing advanced pressure, level and flow sensors, water supply and wastewater treatment systems can more accurately and in real time control key parameters, improve treatment efficiency, and reduce energy consumption and operating costs.

Micro Sensor’s pressure, level, and flow instrumentation solutions optimize operations and enhance effectiveness for the water treatment industry. If you have specific applications in mind or need more detailed information on a particular type of instrumentation, feel free to contact us!

[trumen-indore]

Trumen Technologies Pvt. Ltd., based in Indore, Madhya Pradesh, is a leading Indian manufacturer specializing in level measurement instruments, including ultrasonic level transmitters. Their devices are designed for continuous, non-contact measurement of liquids, slurries, and bulk solids.

Address: 39, Mangal Nagar, AB Road, Indore, M.P., India

Phone: +91-731-4972065 / +91-8109062425

Email: sales@trumen.in

Website: www.trumen.in

[carafang]

Pressure transmitter vs sensor: what's the difference?

Pressure sensors and pressure transmitters are two common devices used to measure pressure. While they are both used to measure pressure, they have many differences. In this article, we will delve into the differences between pressure sensors and pressure transmitters, as well as their pros and cons. Pressure sensors and pressure transmitters share the same basic principle of measuring pressure through the piezoelectric or resistive effect. Pressure sensors measure pressure by applying pressure to a piezoelectric material on the sensor, creating an electrical charge. Pressure transmitters, on the other hand, convert the change in resistance of the pressurized resistive material into an electrical signal, thereby measuring pressure.

I. Pressure Sensor

A pressure transducer is a sensor that measures force and weight to accurately measure pressure. It can measure various types of pressure, including liquid pressure, gas pressure, static pressure and dynamic pressure. Usually made of metal or ceramic materials, pressure sensors offer high accuracy and stability and are therefore widely used in industry and science.

The advantages of pressure sensors are:

1. High accuracy: Because pressure sensors use high-quality piezoelectric materials and advanced manufacturing technology, it has very high measurement accuracy.

2. High stability: pressure sensors have excellent stability and are able to maintain high-precision measurements over long periods of time.

3. Easy to install: pressure sensors usually have standardized interfaces and mounting holes, so they are easy to install and use.

4. High reliability: Because the pressure sensor adopts high-quality materials and manufacturing process, it has a long service life and can work normally in harsh environments.

The disadvantages of pressure sensors are:

1. High price: Since pressure sensors use high-quality materials and manufacturing processes, the price is relatively high.

2. Susceptible to external interference: Since pressure sensors use piezoelectric materials, they are susceptible to external interference, such as temperature changes.

2. Pressure transmitter

Pressure transmitter is a device that converts mechanical pressure into electrical signal output. It is usually made of piezoresistive materials and can convert pressure into resistance changes. Pressure transmitters are widely used in manufacturing, environmental protection, water treatment and other fields, and can measure various types of pressure.

The advantages of pressure transmitters are: 1. High sensitivity: Since pressure transmitters use piezoresistive materials, they can convert tiny pressure changes into electrical signal outputs, so they have high sensitivity.

2. Strong protection: Pressure transmitters usually have strong protection characteristics and can work normally in harsh environments.

3. Moderate price: Compared with pressure sensors, the price of pressure transmitters is relatively moderate.

4. Easy to install: Pressure transmitters usually have standard interfaces and mounting holes, so they are easy to install and use.

The disadvantages of pressure transmitters are: 1. Low accuracy: Compared with pressure sensors, pressure transmitters have lower measurement accuracy.

2. Poor stability: Since pressure transmitters use piezoresistive materials, their stability is relatively poor.

3. Susceptible to external interference: Since pressure transmitters use piezoresistive materials, they are susceptible to external interference, such as temperature changes. In general, pressure sensors and pressure transmitters have their own advantages and disadvantages in measuring pressure. When choosing a device that suits you, you need to consider the actual use environment and needs.

Principle and Application of Ultrasonic Level Gauge

Ultrasonic level gauge is also called ultrasonic level meter. Ultrasonic water level meter is a non-contact level measuring instrument with high measurement accuracy, easy installation and basically maintenance-free. It is often used to measure the liquid level in various containers, as well as the water level of canals, pools, reservoirs, rivers, lakes and seas. It can also measure the interface level and liquid level difference. It is especially suitable for sewage and corrosive occasions. It can also measure the flow rate when combined with troughs and weirs to form an open channel flow meter. Therefore, it is more and more widely used in many industries or fields such as steel, petrochemicals, water treatment and water conservancy.

Principle of ultrasonic level gauge

The ultrasonic level gauge is installed on the upper part of the container. Under the control of the electronic unit, the probe emits a beam of ultrasonic pulses to the object to be measured. The sound wave is reflected by the surface of the object, and part of the reflected echo is received by the probe and converted into an electrical signal. The time from the ultrasonic emission to the re-reception is proportional to the distance from the probe to the object to be measured. The electronic unit detects this time and calculates the measured distance based on the known sound speed. Use the distance from the probe to the bottom of the tank - the distance from the probe to the liquid level = the actual liquid level or the level height, and convert the liquid level height into a 4~20 mA current signal, a 1~5 V voltage signal output: or transmit it to the control center through RS485, Hart, GPRS communication. Since temperature has a great influence on the sound speed, the instrument should measure the ambient temperature to correct the sound speed.

Main technical indicators of ultrasonic level gauge

1. Range and blind area

Range and blind area are two important indicators of ultrasonic level gauge.

The range represents the maximum range that the level meter can measure and reflects the sensitivity of the transducer. In other words, the larger the range, the higher the sensitivity. Most manufacturers' nominal ranges are for flat liquid surfaces, but in actual measurement, liquid level fluctuations, floating objects on the surface, measured solid material levels, dust, and steam, all of which may cause the range to fail to reach the nominal value.

Blind area is also called dead area, a distance that the ultrasonic level gauge cannot measure, which is caused by the aftershock of the ultrasonic transducer. For example, the blind area is 30cm, that is, when the distance between the liquid surface and the probe is less than 30cm, there will be a situation where the measurement cannot be made. Then for products with the same range, the smaller the blind area, the better the design of the transducer; for some closed tanks or short-range measurements, the more convenient the installation will be.

2. Temperature and accuracy

Most of the temperature range is -20~60℃. Because most of the ultrasonic level gauge with liquid crystal display, the working temperature of the liquid crystal screen can only be in this range, beyond the range, the liquid crystal display will appear abnormal phenomenon. If you do not take into account the limitations of the liquid crystal display, generally can do -40 ~ 80 ℃ range. In general, the operating temperature of the ultrasonic transducer is difficult to exceed 150 ℃: when more than 150 ℃, easy to damage the piezoelectric ceramics inside, so 150 ℃ can be regarded as an absolute destruction temperature. In addition, some of the materials used in the manufacturing process of ultrasonic transducers can not work for a long time at temperatures above 100 ℃: therefore, the limiting temperature of most transducers is 100 ℃.

Why are accuracy and temperature considered together? Because in the air, the temperature measurement error of 1 ℃, the impact on the speed of sound is 0.6 m / s, 20 ℃, 1 atmospheric pressure under the speed of sound is about 340 m / s. From this we can calculate that the impact on the measurement error is 0.17%; if the temperature measurement error of more than 3 ℃, the level measurement error of more than 0.5% of the nominal range of most manufacturers. In fact, the 0.5% accuracy is for normal temperature and pressure, on the high or low temperature, may lead to the measurement accuracy of more than 0.5% of the situation. In the temperature gradient, the temperature changes quickly, the measurement error will also increase. In addition to the measurement accuracy of the largest impact is the gas composition, such as in some volatile liquid occasions, the volatilization of the liquid leads to changes in the composition of the air, and then lead to changes in the gas speed of sound, and finally caused by the measurement error.

3. Pressure

In the case of negative pressure, ultrasound measurement is generally not recommended, because ultrasound propagation is realized through the gas. Negative pressure means that the air inside the thin air, ultrasound propagation in thin air, one is the speed of sound will change, resulting in measurement errors, and secondly, thin air, sound wave attenuation increases, resulting in reduced measurement range or even can not be measured.

4. Corrosivity

The corrosivity of the level meter is mainly tested by the material of the probe. In the weak acid and alkali environment, ordinary plastic shell can be. Teflon shell, can be resistant to most of the strong acids and alkalis. It is worth noting that, if the measured material has a strong corrosive and volatile, with a one-piece ultrasonic level meter, it is best to the circuit board for the rubber peak. subsnce Because most of the shell can be waterproof, can not prevent gas; gas but into the device inside, will corrode the circuit board.