HCUS-400 Ultrasonic Level Transmitter HCCK | High Accuracy Non-Contact Level Sensor

HCUS-400 Ultrasonic Level Transmitter HCCK | High Accuracy Non-Contact Level Sensor

  • Application:Solids, Liquids
  • Measuring Range:0-20m
  • Connection Process:Thread/plastic flange
  • Process Pressure:≤0.3MPa
  • Accuracy:0.5%-1.0%
  • Protection Grade:Display Meter IP67/Probe IP68
  • Signal Output:4-20mA/RS485 Modbus/Relay output

IP68 0.5%-1.0% 4-20mA Ultrasonic Water Level Meter Ultrasonic Liquid Level Sensor.

Ultrasonic level transmitter is a non-contact, high reliability, cost-effective, easy to install and maintain level measurement instrument.
It is a low-cost device for measuring liquids, slurry at industrial sites.
It is widely used in water treatment, municipal, chemical, metallurgical and mechanical manufacturing industries

Ultrasonic level transmitter launch more than 20 KHZ sound waves under the control of the electronic components’ function towards the object surface to be tested by, the reflection echo wave is received by the probe and converted to electrical signals.

The time is proportional to the distance from ultrasonic launch to be received back.

By measuring the time, and according to the known velocity to calculate the measured distance, thereby level value is calculated.

Ultrasonic material (liquid) level meter has the characteristics of non-contact continuous measurement, automatic power adjustment, gain control, temperature compensation, etc., combined with advanced detection technology and rich software functions, through a variety of output forms: relay output, high precision ( 4-20) mA output, RS485 output, to achieve accurate measurement.

HCUS-400 Ultrasonic Level Transmitter HCCK | High Accuracy Non-Contact Level Sensor

HCCK – Hebei Huachuang M&C Technology Co., Ltd.

The HCUS-400 Ultrasonic Level Transmitter from Hebei Huachuang M&C Technology Co., Ltd. (HCCK) is a high-performance non-contact level measurement sensor designed for accurate monitoring of liquid levels in tanks, reservoirs, and industrial processes.

Using advanced ultrasonic measurement technology, the HCUS-400 provides stable, precise, and maintenance-free level monitoring even in demanding industrial environments such as water treatment plants, chemical tanks, wastewater facilities, and storage reservoirs.

If you are looking for a reliable ultrasonic level transmitter with high accuracy, easy installation, and long operational life, the HCUS-400 Ultrasonic Level Transmitter – Standard is an ideal solution.


The HCUS-400 Ultrasonic Level Transmitter is a non-contact liquid level sensor that measures the distance between the sensor and the surface of a liquid using ultrasonic sound waves.

The device emits ultrasonic pulses toward the liquid surface. These waves reflect back to the sensor, allowing the transmitter to calculate the exact level based on the time of flight of the signal.

This technology eliminates direct contact with the liquid, making it ideal for corrosive, dirty, or hazardous fluids.


1. Non-Contact Ultrasonic Measurement

The HCUS-400 uses advanced ultrasonic sensing technology to measure liquid levels without touching the fluid. This ensures:

  • No contamination

  • No mechanical wear

  • Minimal maintenance

2. High Accuracy Level Detection

Designed with precision signal processing, the HCUS-400 delivers stable and highly accurate measurements, suitable for industrial automation systems and monitoring applications.

3. Wide Range of Industrial Applications

This ultrasonic level transmitter can be used in multiple industries including:

  • Water treatment plants

  • Wastewater monitoring

  • Chemical storage tanks

  • Irrigation reservoirs

  • Industrial process tanks

  • Oil & fuel storage

  • Food and beverage production

4. Easy Installation and Setup

The HCUS-400 is designed for quick installation and configuration, allowing operators to integrate the sensor into existing monitoring systems with minimal effort.

5. Durable Industrial Design

Manufactured by Hebei Huachuang M&C Technology Co., Ltd., the transmitter is built with robust industrial materials, ensuring long-term reliability in harsh environments.


Typical characteristics of the HCUS-400 Ultrasonic Level Transmitter include:

  • Measurement Type: Ultrasonic Non-Contact

  • Application: Liquid Level Measurement

  • Output Signal: Industrial standard analog output

  • Installation: Tank top mounting

  • Protection Level: Industrial grade housing

  • Measurement Range: Suitable for various tank depths

  • Accuracy: High precision measurement

(Specifications may vary depending on configuration.)


Compared to other level measurement technologies such as float sensors or pressure transmitters, ultrasonic level transmitters offer several advantages:

Maintenance-Free Operation

No moving parts means lower maintenance and longer operational life.

Ideal for Corrosive Liquids

Since the sensor does not contact the liquid, it is perfect for chemicals and aggressive fluids.

Reliable Measurement

Ultrasonic technology ensures consistent and stable readings even in industrial environments.

Easy Integration

The HCUS-400 can be integrated into SCADA systems, PLCs, and industrial automation networks.


The HCUS-400 is widely used in many industrial sectors:

Water and Wastewater Treatment

Monitoring tank levels in water treatment facilities.

Chemical Processing

Accurate measurement of chemical storage tanks without direct contact.

Agriculture and Irrigation

Managing water reservoirs and irrigation systems.

Industrial Manufacturing

Maintaining optimal liquid levels in process tanks.

Environmental Monitoring

Tracking water levels in reservoirs and containment tanks.


Hebei Huachuang M&C Technology Co., Ltd. (HCCK) is a recognized manufacturer specializing in industrial measurement instruments.

Key advantages include:

  • Advanced industrial sensor technology

  • Strict quality control standards

  • Reliable and durable products

  • Global industrial applications

  • Competitive pricing

With years of experience in measurement and control solutions, HCCK delivers high-performance ultrasonic transmitters trusted by industries worldwide.


Technology Contact With Liquid Maintenance Accuracy Suitable For
Float Sensor Yes Medium Medium Simple tanks
Pressure Transmitter Yes Medium High Deep tanks
Ultrasonic (HCUS-400) No Very Low High Industrial tanks

The HCUS-400 provides the best balance between accuracy, reliability, and low maintenance.


When selecting an ultrasonic level transmitter, consider:

  • Tank height and measurement range

  • Environmental conditions

  • Required output signal

  • Installation position

  • Process liquid characteristics

The HCUS-400 Ultrasonic Level Transmitter is designed to handle most standard industrial liquid level monitoring applications.


What does an ultrasonic level transmitter do?

An ultrasonic level transmitter measures liquid levels by sending ultrasonic pulses toward the surface and calculating the distance from the reflected signal.

Is the HCUS-400 suitable for wastewater tanks?

Yes. Because it uses non-contact measurement, the HCUS-400 works very well in wastewater and contaminated liquids.

Does the sensor require frequent maintenance?

No. Ultrasonic sensors like the HCUS-400 require minimal maintenance because they have no moving parts.

Can the HCUS-400 integrate with PLC systems?

Yes. The transmitter can be integrated into industrial automation systems such as PLC and SCADA.


If you need a reliable ultrasonic level sensor for industrial tank monitoring, the HCUS-400 Ultrasonic Level Transmitter – Standard by HCCK offers:

  • Accurate level measurement

  • Non-contact technology

  • Long service life

  • Easy installation

It is an excellent solution for industrial automation, water treatment, and liquid storage monitoring.

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