IP68 Optical Dissolved Oxygen Probe Submersible DO Sensor 0-20mg/L RS485

DS380 series fluorescent DO sensor uses advanced fluorescence lifetime technology for accurate, maintenance-free dissolved oxygen monitoring. Features IP68 protection, 0-20mg/L range, RS-485 MODBUS output, and automatic temperature compensation. Ideal for wastewater, aquaculture, and industrial processes.

Size Φ26*155 mm
Maximum working pressure 3bar
Packaging Details Carton packaging
Power supply DC 6~12V, current <50mA
Supply Ability 1000 sets per month
Accuracy 1%
Product Description

Optical DO Probe Sensor price Dissolved Oxygen Tester DO Sensor arduino DO Analyzer Dissolved Oxygen Optical Probe

 
What is an online dissolved oxygen sensor?
Online dissolved oxygen sensor is an analytical instrument for continuous monitoring and control of dissolved oxygen, providing real-time measurement results for various industrial processes. Online dissolved oxygen sensor is very suitable for online monitoring and control of dissolved oxygen in pharmaceutical, brewing, chemical production and pure water monitoring.

 
Dissolved Oxygen Tester DO Sensor Brief introduction 
 
The DS380 series of fluorescent dissolved oxygen sensors uses a new type of fluorescence lifetime technology and high performance fluorescent materials. The fluorescent dissolved oxygen sensor is based on the quenching principle of the specific fluorescence of the specific substance in physics. Blue light from a light-emitting diode (LED) illuminates the fluorescent material on the inner surface of the fluorescent cap, and the fluorescent material on the inner surface is excited to emit red light by detecting the phase difference between red and blue light and the internal calibration value. The ratio is calculated to calculate the concentration of oxygen molecules, and the final value is automatically compensated by temperature and pressure.
 
Features of Dissolved Oxygen Tester DO Sensor:
 
-0-20mg/L or 0-200% saturation
-0~50 °C; IP68 protection level
-No film, no electrolyte, no polarization
-No need to consume oxygen, no flow rate
-Built-in temperature sensor, automatic temperature compensation
-Free from chemical interferences such as sulfides
-Small annual drift, fast response, and more accurate measurement
-Free of maintenance, longer application cycle and lower cost of use
-Fluor cap replacement is simple
-Support RS-485, MODBUS protocol

 

Technical Specifications of Dissolved Oxygen Tester DO Sensor:

 

ItemParameters
ModelDS380
PrincipleFluorescence analysis method
Measuring range0~20mg/L or 0-200% saturation
Response time3 sec
Accuracy1%
Protection levelIP68
InstallationSubmersible
Temperature sensorNTC
Temperature range0~50°C
Temperature accuracy±0.2°C
OutputSupport RS-485, MODBUS protocol
Power supplyDC 6~12V, current <50mA
SizeΦ26*155 mm
Probe cable lengthDefault 5 m, customized 10m, 15 m and 30 m cable
Fluorescent cap life1 year
Maximum working pressure3bar
Housing materialSS316/Titanium alloy

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Dissolved Oxygen Tester DO Sensor Cases:

 

 
Xi'an Desun Uniwill Electronic Technology Co., Ltd, is a leading manufacturer of water quality monitoring sensors. We supply water quality sensors such as dissolved oxygen, COD, ammonia nitrogen, PH, ORP, conductivity, turbidity, sludge concentration, chlorophyll, blue-green algae, oil in water, nitrate, etc. They are widely used in Aquaculture, Wastewater treatment and Water quality monitoring.
 
 

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