UVC Sensor & Monitor Manufacturer

Haisen has a professional technical team to research and development UVC Sensor and monitors according to different customers request.  According to the needs of domestic and international markets, we have independently developed UV intensity sensor and monitor suitable for water and air treatment in different application environments. These products have obtained national patents.Our product is suitable for UV devices in various situations, and real-time online monitoring of UV intensity. Realize multi-channel, easy to operate, simple recognition, and display the relative intensity, absolute intensity, and cumulative time of UV intensity separately. The product has passed EU CE certification and national metrology certification, ensuring the quality and reading accuracy of the product. In the new century where the concept of environmental protection is constantly ingrained in people’s hearts, the application of ultraviolet radiation in various fields is becoming increasingly widespread. As a measure of the efficiency of ultraviolet systems, the monitoring requirements for ultraviolet intensity will become increasingly strict. The company can customize products that meet customer requirements according to their different needs

UVC Monitors

Haisen UV Sensor Features

1. Professional UV sensor importing from Germany ensure higher accuracy, with resolution of 10uw/cm2

2.Compact structure, widely used in ultraviolet disinfection equipment for drinking water and industrial sewage treatment,air sterilization equipment. It can effectively improve the effectiveness, accuracy and safety of sterilization equipment.

3.Good spectral response range, peak response spectrum 253.7 nm and 185nm

4.Standard industrial signal, 0-5V/0-10V/4-20mA (optional)

5.Measurement range can be customized

6. Wide working temperature range: – 20 ℃~+70 ℃,

temperature drift coefficient:<- 0.1%/℃

7.Ultra low power consumption, overall power consumption ‹ 0.5w

Why Cooperate with Us

At Haisen, we take pride in delivering cutting-edge technology to elevate your UV brand manufacturing. Our UVC Sensor stands out with a myriad of advantages tailored to meet the needs of industry leaders like yourself

1. Precision and Accuracy

Our UVC Sensor is engineered for precision, providing accurate measurements of UVC intensity. This ensures optimal performance and effectiveness in your UV products.

2. Real-time Monitoring

Stay ahead of the curve with real-time monitoring capabilities. Our sensor allows you to track UVC exposure levels, enabling proactive adjustments for maximum efficiency and safety.

3. Seamless Integration

Designed with compatibility in mind, our UVC Sensor seamlessly integrates into your manufacturing processes. This ensures a hassle-free experience during installation and operation.

4. Customizable Solutions

Recognizing the unique requirements of your business, our UVC Sensor offers customizable features. Tailor the settings to align with your specific production needs, giving you unparalleled flexibility.

5.Reliability in Every Detail

Count on Haisen UV for top-tier reliability. Our UVC Sensor undergoes rigorous quality checks to guarantee consistent and dependable performance, meeting the high standards demanded by professionals

Elevate Your UV Brand with Haisen 

Embrace the advantages of Haisen UV’s UVC Sensor to enhance your manufacturing processes, exceed industry standards, and drive success in the competitive market.

UVC Sensor FAQs

UVC sensors detect ultraviolet light in the UVC wavelength range. UVC light has shorter wavelengths and higher energy compared to other ultraviolet light like UVA and UVB.

The wavelength of UVC light ranges from 100 nanometers (nm) to 280 nm, while UVB ranges from 280 nm to 315 nm, and UVA ranges from 315 nm to 400 nm.

UVC light has germicidal properties since the high energy photons can damage DNA and RNA, causing death in bacteria, viruses, and other microorganisms. This makes UVC sensors useful for disinfection and sterilization applications.

Some common uses of UVC sensors include:

– Monitoring the UV light dose in water and air disinfection systems to ensure proper microbial inactivation.

– Checking for the presence of UVC light in UV disinfection chambers and sterilization equipment to verify safety procedures.

– Triggering automatic shut-off mechanisms if UVC exposure exceeds set limits.

– Measuring UVC intensities during UV lamp and LED calibration and testing.

– Research applications to study UVC damage and repair mechanisms in cells and organisms.

So in summary, UVC sensors allow the detection and measurement of shortwave ultraviolet radiation for various disinfection, research, and safety applications. They are an important tool for monitoring and controlling UVC-based systems.

UVC sensors detect ultraviolet light by utilizing the photoelectric effect. When UVC photons strike the surface of the sensor, they excite electrons in the semiconductor material, causing the electrons to jump to a higher energy level. This flow of electrons generates an electric current that is proportional to the intensity of the UVC light.

The most common semiconductor materials used in UVC sensors are silicon carbide (SiC) and aluminum gallium nitride (AlGaN). These wide-bandgap semiconductors are responsive to UVC wavelengths between 200-280 nm, with peak sensitivity around 265 nm. They offer high sensitivity, stability and durability under UVC exposure.

UVC sensors are designed to detect narrow wavelength ranges in the UVC spectrum. This allows them to filter out visible light and other unwanted wavelengths that would interfere with UVC measurement. Bandpass filters made of quartz glass can be incorporated in the sensor architecture to select the desired UVC wavelength range.

The output signal of a UVC sensor is an analog electrical current or voltage that correlates with the measured UVC intensity. This signal can be processed by external circuits and converted into digital outputs for interfacing with monitors, data loggers or control systems. The output range and resolution can be customized based on the application requirements.

Installing UVC sensors requires careful planning and execution to ensure proper operation. Here are some key considerations:


– Select an appropriate location with a clear view of the area to be monitored. Avoid obstructing objects between the sensor and target area.

– Mount the sensor at the proper orientation and height for the application. Most UVC sensors have an ideal monitoring angle or distance. Refer to the manufacturer specifications.

– Consider a fixed, stable mounting to prevent misalignment or shifting of the sensor over time. Brackets, enclosures, and clamps tailored for the sensor model are recommended.

Wiring and Connections

– Use shielded, twisted pair cable between the UVC sensor and controller for best noise immunity. The cable type and maximum length will depend on the sensor output and controller.

– Make secure, weatherproof connections. Use proper connectors or junction boxes suited for the installation environment.

– Follow electrical code requirements and the sensor wiring diagram for proper hookup. Provide overcurrent protection as specified.


– Perform initial calibration per the manufacturer’s instructions to ensure accurate readings. This may involve alignment, gain adjustment, or other sensor controls.

– Schedule periodic recalibration over time and after major disturbances to account for drift. Recalibration ensures optimal performance.


– Interface the sensor output with a control system like a PLC, data logger, or building management system. Verify proper communication and data handling.

– Configure alarm setpoints, data logging, outputs, and other controller features for the particular application.

– Consider redundancy with multiple sensors if uptime is critical. Program fail-over and error handling in the control logic.

UVC sensors allow real-time monitoring of UV-C irradiance levels to ensure proper disinfection. Proper usage involves:

 Reading Sensor Output

UVC sensors produce an electrical current proportional to the UV-C exposure. This analog signal must be converted to a digital signal and calibrated to display the UV dose or intensity. Handheld meters, data loggers, or monitoring systems are used to read and interpret the sensor output.

Setting Thresholds and Alarms

Sensor readings can be used to trigger alerts when UV intensity drops below a set level, indicating insufficient disinfection. Users define acceptable UV thresholds and configure alarm systems accordingly. This allows timely adjustments to avoid lapses in disinfection.

 Monitoring and Data Logging

For continuous assurance of proper UV levels, the sensor output can be monitored in real-time and recorded by a data logging system. Data logs validate proper UV sensor operation and allow analysis of trends over time.

 Maintenance and Troubleshooting

To ensure accurate readings, UVC sensors must be kept clean and calibrated per the manufacturer’s instructions. Troubleshooting includes checking for debris blocking the sensor, optical deterioration, and electrical or calibration issues. Sensors may need to be replaced over time.

UVC sensors measure ultraviolet light intensity, usually in a specific UV wavelength range. They have various key specifications to consider when selecting one for an application:

– Spectral response: This indicates the UV wavelength range that a UVC sensor can detect, usually in nanometers (nm). Common ranges are UV-A (315-400nm), UV-B (280-315nm), and UV-C (100-280nm).

– Dynamic range: The ratio between the highest and lowest UV intensity that a sensor can reliably measure before saturation. Wider dynamic ranges allow measuring a broader span of UV levels.

– Sensitivity: How much the sensor’s output signal changes per unit change in UV intensity. Higher sensitivity produces larger output signals for the same input UV level. It’s specified in terms of current or voltage output per mW/cm2.

– Response time: The time for the sensor’s output to reach 90% of its final value after a step change in UV intensity. Faster response times allow real-time UV monitoring. Under 1 second is common.

– Stability: How much the sensor’s output drifts over time and operating conditions. High stability is essential for consistent, reliable measurements.

– Temperature dependence: How the sensor’s characteristics and output change with temperature. Sensors with low temperature coefficients will provide consistent performance acrossa wide temperature range.

The optimal UVC sensor specifications depend on the specific application requirements. Understanding these key parameters helps select the right sensor for the job.

UVC sensors have a variety of applications across many industries. Some of the most common uses for UVC sensors include:

Water Purification

One of the most widespread uses of UVC sensors is in water purification systems. UVC light is highly effective at inactivating bacteria, viruses, and other microorganisms in water. UVC sensors allow water treatment systems to monitor the dose of UVC being applied to ensure proper disinfection. This helps maintain water quality and safety. UVC sensors for water can be found in systems like drinking water plants, swimming pools, aquariums, and more. Air Purification

UVC light also has germicidal effects on airborne microbes. UVC sensors are incorporated into HVAC and air duct systems to monitor UVC disinfection of airflow. This helps maintain indoor air quality and prevent the spread of illnesses. UVC air sensors help systems adjust power to deliver the necessary UVC dose.

Surface Disinfection

UVC provides a chemical-free way to sanitize surfaces and kill pathogens. UVC sensors allow automated systems to deliver the required dose to disinfect surfaces like hospital rooms, food production facilities, restaurants, and more. UVC surface sensors can optimize disinfection time and energy use.


Food and Beverage Processing

The food industry relies heavily on UVC for disinfecting food ingredients, processing equipment, and packaging materials. UVC sensors monitor disinfection processes like surface treatment of fruits and vegetables, sterilization of meat processing equipment, and sanitizing of bottling and canning machinery. This helps ensure food safety.

UVC sensors thus pLay an important role in monitoring germicidal UV light across water, air, surface, and industrial applications. The sensors provide key data to optimize treatment delivery and achieve effective disinfection.

UVC light can be dangerous, so it’s important to take proper precautions when working with UVC sensors.

Eye and Skin Safety

UVC light is known to cause eye and skin irritation and damage. Even short-term exposure can lead to photokeratitis, sunburn-like symptoms, and premature skin aging. It’s crucial to avoid direct eye and skin exposure to UVC light from sensors.

Wearing proper protective equipment is essential. Wrap-around UV safety glasses should be worn to shield the eyes. Completely covering the skin with gloves, long sleeves, pants, and a lab coat or other protective garment is recommended.

Warning Signs

Warning signs should be clearly posted in areas where UVC sensors are in use. Signs should state that UVC light is in use and protective equipment must be worn. This alerts anyone entering the space to the hazard.

Safe Handling

When handling UVC sensors, never look directly at the light source. Turn off the sensor when working close by. Transport sensors in cases to prevent accidental exposure. Check for malfunctions that could cause leakage of UVC light. Dispose of sensors properly at end-of-life to avoid hazardous waste.

With training on risks and required precautions, UVC sensors can be used safely. Proper protective equipment and handling procedures will help minimize the danger of UVC exposure. Care should always be taken around this powerful ultraviolet light.

has been added to your cart: