Product features:
◆ Built in temperature sensor, automatic temperature compensation
◆Fluorescence method, no need to replace membrane and electrolyte, air calibration, simple and fast
◆ Digital sensor, RS-485 output, standard Modbus RTU protocol, not affected by transmission distance, better stability ◆ The sensor is made of titanium alloy material, with a longer service life, reducing maintenance and downtime
◆ No polarization required, fast response time
◆ Not affected by pH fluctuations CO2、 Interference from sulfides, hydrogen sulfide, sulfates, chlorides, ammonia nitrogen, and heavy metals
◆ Not affected by flow velocity interference and able to withstand severe impacts
Application areas:
Municipal sewage, industrial wastewater, environmental monitoring, monitoring of drinking and surface water, industrial processes, aquaculture, biological processes
Technical parameters:
Range: 0~20mg/L or 0~200% saturation, 0~65 ℃
Measurement principle: Fluorescence method
Measurement accuracy: ± 0.1 mg/L when below 5 mg/L
When it exceeds 5 mg/L, it is ± 0.2 mg/L
Temperature: ±0.1°C
Response time: 95% achieved in 37 seconds at 20 ℃
Repeatability: ± 0.1mg/L
Resolution: 0.01mg/L
Maximum pressure: 23bar @ 50 ℃
Maximum flow rate: No flow rate requirement
Calibration methods: saturated air calibration, 1-point sample calibration, zero point calibration, 1-point temperature calibration
Electrode body material: titanium alloy
Threaded interface: standard 3/4NPT
Sensor communication: MODBUS RS-485 
Temperature electrode: PT1000
Electrode form: digital electrode
Communication interface: ModbusRS485
Storage temperature:- 15~60℃ 
Working temperature: 0~65 ℃ (non freezing)
Protection level: IP68
Cable length: Standard 10m, extendable
Sensor size: 151mm * 26mm