{"id":3308,"date":"2026-09-02T17:12:25","date_gmt":"2026-09-02T09:12:25","guid":{"rendered":"http:\/\/www.teqneeks.com\/blog\/?p=3308"},"modified":"2026-09-02T17:12:25","modified_gmt":"2026-09-02T09:12:25","slug":"how-does-the-size-of-suspended-solids-affect-the-sensor-s-reading-4a7d-924120","status":"publish","type":"post","link":"http:\/\/www.teqneeks.com\/blog\/2026\/09\/02\/how-does-the-size-of-suspended-solids-affect-the-sensor-s-reading-4a7d-924120\/","title":{"rendered":"How does the size of suspended solids affect the sensor’s reading?"},"content":{"rendered":"

Suspended solids are a common concern in many industries, from water treatment and environmental monitoring to food and beverage production. As a supplier of suspended solids sensors, I’ve seen firsthand how the size of these solids can have a significant impact on sensor readings. In this blog post, I’ll share some insights on this topic and explain why it’s essential to understand the relationship between particle size and sensor performance. Suspended Solids Sensor<\/a><\/p>\n

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Let’s start by talking about what suspended solids are. Simply put, suspended solids are particles of various sizes that are floating in a liquid. These particles can come from a variety of sources, such as soil erosion, industrial waste, or biological matter. In water treatment, for example, suspended solids can affect the clarity and quality of the water, making it important to monitor and control their levels.<\/p>\n

Now, when it comes to measuring suspended solids, we use sensors that rely on different principles to detect and quantify these particles. Some sensors use optical methods, such as light scattering or absorption, while others use ultrasonic or electrical conductivity techniques. Regardless of the method, the size of the suspended solids can have a big influence on the accuracy of the sensor readings.<\/p>\n

One of the main reasons for this is that different-sized particles interact with the sensor’s detection mechanism in different ways. For example, in an optical sensor, larger particles tend to scatter light more efficiently than smaller ones. This means that if you have a lot of large particles in the sample, the sensor may overestimate the total concentration of suspended solids because it’s detecting more light scattering. On the other hand, if the sample contains mostly small particles, the sensor may underestimate the concentration because the light scattering is less pronounced.<\/p>\n

Ultrasonic sensors also have issues with particle size. These sensors work by sending ultrasonic waves through the liquid and measuring how the waves are affected by the presence of suspended solids. Larger particles can cause more significant disruptions to the ultrasonic waves, leading to higher readings. Smaller particles, however, may have a more subtle effect on the waves, and the sensor may not be able to detect them as easily.<\/p>\n

Another factor to consider is the settling rate of the suspended solids. Larger particles tend to settle more quickly than smaller ones due to gravity. This can be a problem if the sensor is positioned in a way that allows the larger particles to settle out before they reach the detection area. In this case, the sensor will only measure the concentration of the smaller, more suspended particles, leading to an inaccurate reading of the total suspended solids.<\/p>\n

In addition to these physical effects, the size of the suspended solids can also impact the calibration of the sensor. Most sensors are calibrated using a specific range of particle sizes and concentrations. If the actual particle sizes in the sample deviate significantly from the calibration values, the sensor may not provide accurate readings. For example, if the calibration was done using relatively large particles, and the sample contains mostly small particles, the sensor may give a reading that is too low.<\/p>\n

To deal with these challenges, it’s important to choose the right sensor for the application. Some sensors are designed to be more sensitive to a particular range of particle sizes. For instance, if you’re dealing with mostly large particles, you might want a sensor that is optimized for detecting and measuring these larger solids accurately. On the other hand, if the sample contains a mix of particle sizes, you may need a more versatile sensor that can handle a broader range.<\/p>\n

Another approach is to pre – treat the sample to standardize the particle sizes. This can involve processes like filtration or centrifugation to remove the larger particles or to break them down into smaller, more uniform particles. By doing this, you can make the sample more consistent and improve the accuracy of the sensor readings.<\/p>\n

We also offer sensors with adjustable settings. This allows you to fine – tune the sensor to better match the characteristics of the sample you’re measuring. For example, you can adjust the sensitivity of an optical sensor to compensate for different particle sizes and concentrations.<\/p>\n

As a suspended solids sensor supplier, I often get questions from customers about how to ensure the accuracy of their sensor readings. And my answer always comes back to understanding the role of particle size. By taking the time to analyze the particle size distribution in your sample and choosing the right sensor and calibration methods, you can get more reliable and accurate results.<\/p>\n

If you’re in an industry where suspended solids monitoring is crucial, such as water treatment, aquaculture, or chemical processing, getting accurate sensor readings is not just a nice – to – have; it’s essential for making informed decisions. Incorrect readings can lead to over – or under – treatment of the water or other liquids, which can be costly and may have environmental implications.<\/p>\n

For example, in a water treatment plant, if the sensor overestimates the suspended solids concentration, the plant may use more chemicals than necessary to treat the water. This not only increases the cost of treatment but also results in more chemical waste. On the other hand, if the sensor underestimates the concentration, the water may not be treated adequately, and the levels of suspended solids may remain too high, posing a risk to the environment and public health.<\/p>\n

In the food and beverage industry, accurate measurement of suspended solids is important for quality control. For instance, in beer brewing, the presence of excessive suspended solids can affect the taste, appearance, and shelf – life of the beer. By having a reliable suspended solids sensor, brewers can ensure that their products meet the desired quality standards.<\/p>\n

So, if you’re struggling with getting accurate readings from your suspended solids sensor or if you’re not sure which sensor is right for your application, don’t hesitate to reach out. We have a team of experts who can help you understand the relationship between particle size and sensor performance and recommend the best solution for your needs. Whether you need a new sensor, calibration services, or advice on sample pre – treatment, we’re here to assist you.<\/p>\n

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In conclusion, the size of suspended solids plays a crucial role in the accuracy of sensor readings. Understanding this relationship and taking the necessary steps to account for particle size can make a big difference in the reliability of your monitoring results. If you’re interested in learning more about our suspended solids sensors or need help with your specific application, feel free to contact us. We’re always happy to have a chat and see how we can help you get the most accurate and useful data from your suspended solids measurements.<\/p>\n

Turbidity Sensors<\/a> References<\/p>\n