Organic Matter SensorsTL-BOD-201X
BOD Sensor

Organic Matter Sensors
BOD Sensor
TL-BOD-201X
Dual-wavelength UV BOD sensor. Reagent-free, range 0–100 mg/L, IP68, RS485 output.
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The TL-BOD-201X uses dual-wavelength ultraviolet absorption to estimate BOD (Biochemical Oxygen Demand) without reagents. Provides continuous online BOD estimation for wastewater treatment process control.
Technical Specifications
| Parameter | Value |
|---|---|
| Measurement Principle | Dual wavelength UV absorption |
| Measuring Range | 0–100.0 mg/L |
| Accuracy | ±5% FS |
| Resolution | 0.1 mg/L |
| Working Conditions | 0–50°C, 0–1 Bar |
| Power Supply | 12–24 VDC |
| Connection | 3/4" NPT Thread |
| Signal Output | RS485 Modbus RTU |
| Calibration | 2-point calibration |
| Protection | IP68 |
| Cable Length | 5m |
| Material | POM + stainless steel |
Key Features
- Dual-wavelength UV absorption measurement
- Reagent-free continuous BOD estimation
- Suitable for process control and compliance
- 2-point calibration
Typical Applications
Municipal wastewater treatmentIndustrial effluent monitoringRiver water qualityProcess optimization
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