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PFDO-800 dissolved oxygen online analyzer uses fluorescence method to measure dissolved oxygen, the top of the sensor is covered with a layer of fluorescent substance, when the blue light emitted by the sensor irradiates the fluorescent substance, the fluorescent substance is excited to emit red light, because the oxygen molecule can take away energy (quenching effect), so the time and intensity of the excited red light are inversely proportional to the concentration of oxygen molecules, and the concentration of dissolved oxygen in the water can be obtained by calculation.
PFDO-800 Fluorescence Dissolved Oxygen Online Analyzer
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PFDO-700 dissolved oxygen sensor adopts advanced fluorescence quenching technology. Because oxygen molecules can take away energy (quenching effect), the time and intensity of the excited red light are inversely proportional to the concentration of oxygen molecules, and the concentration of dissolved oxygen in water can be calculated by calculation.
PFDO-700 Fluorescence Dissolved Oxygen Online Analyzer
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PFD0-600 dissolved oxygen online analyzer uses fluorescence method to measure dissolved oxygen, the top of the sensor is covered with a layer of fluorescent substances, when the blue light emitted by the sensor irradiates the fluorescent substances, the fluorescent substances are excited to emit red light, because oxygen molecules can take away energy (quenching effect), so the time and intensity of excited red light are inversely proportional to the concentration of oxygen molecules, and the concentration of dissolved oxygen in water can be obtained by calculation.
PFDO-600 Fluorescence Dissolved Oxygen Online Analyzer
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PFDO-500 dissolved oxygen online analyzer uses fluorescence method to measure dissolved oxygen, the top of the sensor is covered with a layer of fluorescent substances, when the blue light emitted by the sensor irradiates the fluorescent substances, the fluorescent substances are excited to emit red light, because the oxygen molecules can take away energy (quenching effect), so the time and intensity of the excited red light are inversely proportional to the concentration of oxygen molecules, and the concentration of dissolved oxygen in the water can be obtained by calculation.
PFDO-500 Aquaculture Fluorescence Dissolved Oxygen Online Analyzer
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PSS-800 suspended solids/sludge concentration sensor is based on the combined infrared absorption scattering light method, the infrared light emitted by the light source is scattered by the suspended particles in the sample, and finally converted into an electrical signal by the photoelectric detector, and the suspended solids/sludge concentration value of the sample is obtained after analog and digital signal processing.
PSS-800 Online Analyzer for Suspended Solids/Sludge Concentration
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The PSS-600 suspended solids/sludge concentration sensor is based on infrared scattering light technology, that is, the infrared light emitted by the light source will be scattered when it passes through the measured sample during transmission, and its scattered light intensity is directly proportional to the suspended solids concentration. The PSS-600 suspended solids/sludge concentration sensor receives the scattered light through the scattered light receiver and obtains the suspended solids concentration value by analyzing the intensity of this set of scattered light.
PSS-600 Online Analyzer for Suspended Solids/Sludge Concentration
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PTU-800 turbidity sensor is based on the combined infrared absorption scattering light method, the infrared light emitted by the light source is scattered by the turbidity in the sample, and finally converted into an electrical signal by the photoelectric detector, and the turbidity value of the sample is obtained after analog and digital signal processing.
PTU-800 Turbidity Online Analyzer
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The PTU-600 turbidity sensor is based on infrared scattering technology, that is, the infrared light emitted by the light source will scatter when it passes through the measured sample during transmission, and its scattered light intensity is directly proportional to the turbidity. The PTU-600 turbidity sensor is equipped with a scattered light receiver in the 90° direction, and the turbidity value is obtained by analyzing the intensity of this set of scattered light.
PTU-600 Turbidity Online Analyzer
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The PTU-500 turbidity sensor is based on infrared scattering light technology, that is, the infrared light emitted by the light source will be scattered when it passes through the measured sample during transmission, and its scattered light intensity is directly proportional to the turbidity. The PTU-500 turbidity sensor is equipped with a scattered light receiver in the 90° direction, and the turbidity value is obtained by analyzing the intensity of this set of scattered light.
PTU-500 Turbidity Online Analyzer
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The PLTU-700 low-range turbidity sensor guides the parallel light emitted by the light source downward into the water sample in the sensor, the light is scattered by the suspended particles in the water sample, and the scattered light at 90 degrees is received by the silicon photocell receiver immersed in the water sample, and the turbidity value of the water sample is obtained by calculating the relationship between the 90-degree scattered light and the incident beam.
PLTU-700 Low-Range Turbidity Online Analyzer
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PLTU-600 low-range turbidity analyzer obtains the turbidity value of the water sample by calculating the relationship between the 90-degree scattered light and the incident beam by the parallel light emitted by the sensor water sample, the light is scattered by the particulate matter in the water sample, and the scattered light is received by the silicon photovoltaic receiver immersed in the water sample.
PLTU-600 Low-Range Turbidity Online Analyzer
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PCH-800A chlorophyll sensor uses the characteristics of chlorophyll A in the spectrum to have absorption peaks and emission peaks, emitting a specific wavelength of monochromatic light to irradiate the water, chlorophyll A in the water absorbs the energy of the monochromatic light, and releases another wavelength of monochromatic light, and the light intensity emitted by chlorophyll A is directly proportional to the content of chlorophyll A in the water.
PCH-800A Chlorophyll Online Analyzer
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