Description
Overview
GAOTek Water Quality COD sensor is a new generation of environmentally friendly COD/TOC sensor. It requires no reagents, no pollution, and is more economical and environmentally friendly. Small size and easy installation, water quality monitoring is available online. Automatic compensation for turbidity disturbances, with automatic cleaning, for excellent stability even for long-term monitoring. COD sensors are suitable for environmental monitoring, environment analysis, modern agriculture, sewage treatment, smart city, food and medical, water treatment, tap water other process and fields.
Features
- Digital sensor, RS-485 output, support MODBUS
- No reagents, no pollution, more economical and environmentally friendly
- Can measure SAC, COD, TOC and other parameters
- Automatic compensation for turbidity interference for excellent test performance
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Technical Specification
| 40 mm gap Measuring range | Spectral Absorbance Coefficient: 0.1 1/m to 50 1/m Chemical Oxygen Demand: 0.15 mg/L to 75 mg/L Total Organic Carbon: 0.06 mg/L to 30 mg/L |
| 9 mm gap Measuring Range | Spectral Absorbance Coefficient: 0.038 1/in to 17.78 1/in(1500 1/mm to 700000 1/mm)
Chemical Oxygen Demand: 2.5 mg/L to 1000 mg/L |
| Power Supply | DC 12 V 5%, current <50 mA (when there is no cleaning brush) |
| Output signal | Support RS-485, MODBUS protocol |
| Accuracy | 0.01 mg/L |
| Temperature range | 41 °F to 113 °F (5 °C to 45 °C) |
| Maximum pressure | 14.50 PSI (100 kPa) |
| Calibration | 1 point or 2 points COD calibration |
| IP Grade | IP 68 |