TAN-300 In-situ Ammonia Nitrogen Analyzer

The detection principle of TAN-300 in-situ ammonia nitrogen analyzer is mainly based on Nessler reagent spectrophotometry and improved on this basis: ammonia nitrogen in the form of free ammonia or ammonium ions in the water sample reacts with Nessler reagent to produce light reddish brown The absorbance of the complex is proportional to the ammonia nitrogen content, and the absorbance is measured at a wavelength of 420 nm. It is an in-situ analyzer suitable for the determination of ammonia nitrogen concentration in water bodies such as surface water, nearshore and estuaries. Through the online monitoring of ammonia nitrogen in water, the instrument can provide users with continuous and stable monitoring data required for water quality investigation, water environment monitoring and early warning of ecological disasters. It has the advantages of low power consumption, small size, and easy portability. It can be integrated into buoys, multi-parameter monitoring systems, or run on ships, shore-based deployment, etc. to achieve unattended online monitoring. Product advantages Nessler's Reagent Spectrophotometry Using National Standard Method Small size, submerged installation, in-situ water quality monitoring Unique and compact structure design, low reagent consumption, low operation and maintenance cost Precise optical system, high detection accuracy and good stability Good correlation with manual analysis, suitable for sewage outfall and various water environment monitoring It can be integrated into buoys, multi-parameter monitoring systems, or run on ships, shore-based deployment, etc.
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Product Parameters

Model TAN-300
Measurement principle Nessler's reagent spectrophotometry
Ammonia nitrogen range 0~2 mg/L(0~5 mg/L)
Ammonia nitrogen accuracy ±10%F.S.
Ammonia nitrogen resolution 0.001mg/L
Calibration method Two-point integration
output method RS-485 bus, Modbus/RTU protocol
Power supply 24VDC±10%
Power consumption <15W
working conditions 0~45℃、<0.1MPa
storage temperature -5~45℃
Protection class IP68
Installation method Immersion installation
Cable length 5 meters, other lengths can be customized
Shell material PVC material

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