Nutrient AnalyzersTL-TN-300
Total Nitrogen Analyzer

Nutrient Analyzers
Total Nitrogen Analyzer
TL-TN-300
Online TN analyzer using chromotropic acid spectrophotometry. Range 0–5 mg/L, RS485 output.
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The TL-TN-300 uses chromotropic acid spectrophotometry to measure total nitrogen online. Designed for effluent discharge compliance and biological nitrogen removal process optimization.
Technical Specifications
| Parameter | Value |
|---|---|
| Measurement Principle | Chromotropic acid spectrophotometry |
| Measuring Range | 0–5 mg/L |
| Accuracy | 0.05 mg/L or ±10% |
| Resolution | 0.001 mg/L |
| Working Conditions | 0–50°C, 0–1 Bar |
| Power Supply | 24 VDC |
| Connection | Hose connection |
| Signal Output | RS485 Modbus RTU |
| Calibration | 2-point calibration |
| Protection | IP68 |
Key Features
- Chromotropic acid spectrophotometry
- High resolution: 0.001 mg/L
- Automatic reagent injection
- Designed for BNR process optimization
Typical Applications
Municipal wastewater effluentBiological nitrogen removalEnvironmental complianceIndustrial discharge
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