Product features:
◆ Digital sensor, 485 output, supports Modbus RTU
◆ No need for reagents, no pollution, more economical and environmentally friendly
◆ Optional automatic cleaning device can effectively remove surface contamination of sensors, prevent microbial growth, and achieve more accurate and lower maintenance
◆ Measurable SAC COD、TOC、 Turbidity, temperature and other parameters
◆ Automatically compensates for turbidity and suspended solids interference, with excellent testing performance
Application areas:
Municipal sewage, industrial wastewater, environmental monitoring, monitoring of drinking and surface water, industrial processes, aquaculture, biological processes
Technical parameters:
Range: COD (calibrated using KHP): 0~500mg/L，0-1500 mg/L COD 
TOC (calibrated using KHP): 0~180mg/L TOC ，0~600 mg/L TOC
Measurement principle: 254nm ultraviolet absorption spectrum
Light source: flashing xenon lamp
Optical path length: 2.5mm, 6.5mm
Measurement accuracy: ± 5% of the reading
Repeatability: less than ± 5%
Detection limit: 0.1 mg/L
Measurement intervals: 15s, 30s, 1min, 30min
Calibration methods: single point sample calibration, multi-point standard solution calibration, slope calibration
Sensor material: Body: SUS316L； Window: Sapphire
Self cleaning: automatic scraping brush
Cross sensitivity compensation: turbidity
Sensor communication: MODBUS RS-485 
Storage temperature:- 10~50℃ 
Working temperature: 0~50 ℃ (non freezing)
Protection level: IP68 
Cable length: Standard 10m, extendable
Sensor size: 179mm*50mm